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230685077495807 = 11229372239793561
BaseRepresentation
bin110100011100111010001110…
…000110010101111111111111
31010020210021111200111110100222
4310130322032012111333333
5220214021014314331212
62134343132301011555
766406306161444314
oct6434721606257777
91106707450443328
10230685077495807
1167559aa0331800
1221a58391853bbb
139b946813b360c
1440d73084a4d0b
151ba09acd17c72
hexd1ce8e195fff

230685077495807 has 48 divisors (see below), whose sum is σ = 269516509785600. Its totient is φ = 196921469606400.

The previous prime is 230685077495791. The next prime is 230685077495809. The reversal of 230685077495807 is 708594770586032.

It is not a de Polignac number, because 230685077495807 - 24 = 230685077495791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230685077495809) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 290299307 + ... + 291092867.

It is an arithmetic number, because the mean of its divisors is an integer number (5614927287200).

Almost surely, 2230685077495807 is an apocalyptic number.

230685077495807 is a deficient number, since it is larger than the sum of its proper divisors (38831432289793).

230685077495807 is a wasteful number, since it uses less digits than its factorization.

230685077495807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795888 (or 795877 counting only the distinct ones).

The product of its (nonzero) digits is 711244800, while the sum is 71.

The spelling of 230685077495807 in words is "two hundred thirty trillion, six hundred eighty-five billion, seventy-seven million, four hundred ninety-five thousand, eight hundred seven".

Divisors: 1 11 29 37 121 319 407 1073 2239 3509 4477 11803 24629 64931 82843 129833 270919 714241 793561 911273 2402447 7856651 8729171 10024003 23013269 26426917 29361757 96020881 253145959 290696087 322979327 851490953 1776783079 2784605549 3552772597 9366400483 19544613869 51526709291 65740973923 103030405313 214990752559 566793802201 723150713153 1906488243767 6234731824211 7954657844683 20971370681437 230685077495807