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5000 (five thousand) is the natural number following 4999 and preceding 5001. Five thousand is the largest isogrammic number in the English language. ==Selected numbers in the range 5001–5999== * 5003 – Sophie Germain prime * 5020 – amicable number with 5564 * 5039 – factorial prime, Sophie Germain prime * 5040 – 7!, superior highly composite number * 5041 – , centered octagonal number * 5050 – triangular number, Kaprekar number, sum of first 100 integers * 5051 – Sophie Germain prime * 5076 – decagonal number * 5081 – Sophie Germain prime * 5087 – safe prime * 5099 – safe prime * 5107 – balanced prime * 5113 – balanced prime * 5151 – triangular number * 5167 – cuban prime of the form ''x'' = ''y'' + 1 * 5171 – Sophie Germain prime * 5184 – * 5186 – φ(5186) = 2592 * 5187 – φ(5187) = 2592 * 5188 – φ(5189) = 2592, centered heptagonal number * 5226 – nonagonal number * 5231 – Sophie Germain prime * 5244 – * 5249 – highly cototient number * 5253 – triangular number * 5279 – Sophie Germain prime * 5280 is the number of feet in a mile. It is evenly divisible by three, yielding exactly 1760 yards per mile and by 16.5, yielding exactly 320 rods per mile. * 5280 is connected with both Klein's J-invariant and the Heegner numbers. Specifically : * 5292 – Kaprekar number * 5303 – Sophie Germain prime, balanced prime * 5329 – , centered octagonal number * 5333 – Sophie Germain prime * 5335 – magic constant of ''n''×''n'' normal magic square and ''n''-queens problem for ''n'' = 22. * 5340 – octahedral number * 5356 – triangular number * 5365 – decagonal number * 5387 – safe prime, balanced prime * 5392 – Leyland number * 5393 – balanced prime * 5399 – Sophie Germain prime, safe prime * 5405 – member of a Ruth–Aaron pair with 5406 (either definition) * 5406 – member of a Ruth–Aaron pair with 5405 (either definition) * 5419 – Cuban prime of the form ''x'' = ''y'' + 1 * 5441 – Sophie Germain prime * 5456 – tetrahedral number * 5459 – highly cototient number * 5460 – triangular number * 5461 – super-Poulet number, centered heptagonal number * 5476 – * 5483 – safe prime * 5500 – nonagonal number * 5501 – Sophie Germain prime * 5507 – safe prime * 5525 – square pyramidal number * 5536 – tetranacci number * 5563 – balanced prime * 5564 – amicable number with 5020 * 5565 – triangular number * 5566 – pentagonal pyramidal number * 5571 – perfect totient number * 5625 – , centered octagonal number * 5639 – Sophie Germain prime, safe prime * 5662 – decagonal number * 5671 – triangular number * 5711 – Sophie Germain prime * 5719 – Zeisel number, Lucas–Carmichael number * 5741 – Sophie Germain prime, Pell number, Markov number, centered heptagonal number * 5768 – tribonacci number * 5776 – * 5777 – smallest counterexample to the conjecture that all odd numbers are of the form * 5778 – triangular number * 5781 – nonagonal number * 5798 – Motzkin number * 5807 – safe prime, balanced prime * 5832 – 183 * 5849 – Sophie Germain prime * 5879 – safe prime, highly cototient number * 5886 – triangular number * 5903 – Sophie Germain prime * 5910 - largest number whose factorial less than 265536 * 5913 – sum of the first seven factorials * 5927 – safe prime * 5929 – , centered octagonal number * 5939 – safe prime * 5967 – decagonal number * 5984 – tetrahedral number * 5995 – triangular number 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「5000 (number)」の詳細全文を読む スポンサード リンク
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