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58685948287 = 2312722738839
BaseRepresentation
bin110110101001111101…
…001000000101111111
312121110220222001200021
4312221331020011333
51430142100321122
642543203313011
74145202221101
oct665175100577
9177426861607
1058685948287
112298576260a
12b45997b767
1356c34423b5
142baa155571
1517d71d91c7
hexda9f4817f

58685948287 has 16 divisors (see below), whose sum is σ = 61753835520. Its totient is φ = 55661582592.

The previous prime is 58685948267. The next prime is 58685948323. The reversal of 58685948287 is 78284958685.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58685948287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58685948207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6635014 + ... + 6643852.

It is an arithmetic number, because the mean of its divisors is an integer number (3859614720).

Almost surely, 258685948287 is an apocalyptic number.

58685948287 is a deficient number, since it is larger than the sum of its proper divisors (3067887233).

58685948287 is a wasteful number, since it uses less digits than its factorization.

58685948287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11262.

The product of its digits is 309657600, while the sum is 70.

The spelling of 58685948287 in words is "fifty-eight billion, six hundred eighty-five million, nine hundred forty-eight thousand, two hundred eighty-seven".

Divisors: 1 23 127 2273 2921 8839 52279 203297 288671 1122553 6639433 20091047 25818719 462094081 2551562969 58685948287