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6131401315 = 513718316007
BaseRepresentation
bin1011011010111010…
…11100001001100011
3120211022022110101121
411231131130021203
5100024114320230
62452225113111
7304641023404
oct55535341143
916738273347
106131401315
11266701a616
121231488797
13769385320
144224559ab
1525d44177a
hex16d75c263

6131401315 has 32 divisors (see below), whose sum is σ = 8132576256. Its totient is φ = 4409973120.

The previous prime is 6131401267. The next prime is 6131401343. The reversal of 6131401315 is 5131041316.

It is not a de Polignac number, because 6131401315 - 213 = 6131393123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6131401315.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375042 + ... + 391048.

It is an arithmetic number, because the mean of its divisors is an integer number (254143008).

Almost surely, 26131401315 is an apocalyptic number.

6131401315 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6131401315 is a deficient number, since it is larger than the sum of its proper divisors (2001174941).

6131401315 is a wasteful number, since it uses less digits than its factorization.

6131401315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16179.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6131401315 is about 78303.2650340968. The cubic root of 6131401315 is about 1830.2900308727.

The spelling of 6131401315 in words is "six billion, one hundred thirty-one million, four hundred one thousand, three hundred fifteen".

Divisors: 1 5 13 65 71 83 355 415 923 1079 4615 5395 5893 16007 29465 76609 80035 208091 383045 1040455 1136497 1328581 5682485 6642905 14774461 17271553 73872305 86357765 94329251 471646255 1226280263 6131401315