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13597199912 = 2331154335533
BaseRepresentation
bin11001010100111010…
…01100111000101000
31022002121112022201202
430222131030320220
5210321340344122
610125123103332
7660644202152
oct145235147050
938077468652
1013597199912
1158482a05aa
122775811b48
131389029c2a
1492dbc3ad2
15548ab9e92
hex32a74ce28

13597199912 has 32 divisors (see below), whose sum is σ = 26334958080. Its totient is φ = 6574841280.

The previous prime is 13597199911. The next prime is 13597199921. The reversal of 13597199912 is 21999179531.

It is not an unprimeable number, because it can be changed into a prime (13597199911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364898 + ... + 400430.

It is an arithmetic number, because the mean of its divisors is an integer number (822967440).

Almost surely, 213597199912 is an apocalyptic number.

It is an amenable number.

13597199912 is a deficient number, since it is larger than the sum of its proper divisors (12737758168).

13597199912 is a wasteful number, since it uses less digits than its factorization.

13597199912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37113 (or 37109 counting only the distinct ones).

The product of its digits is 1377810, while the sum is 56.

It can be divided in two parts, 1359719 and 9912, that added together give a palindrome (1369631).

The spelling of 13597199912 in words is "thirteen billion, five hundred ninety-seven million, one hundred ninety-nine thousand, nine hundred twelve".

Divisors: 1 2 4 8 31 62 124 248 1543 3086 6172 12344 35533 47833 71066 95666 142132 191332 284264 382664 1101523 2203046 4406092 8812184 54827419 109654838 219309676 438619352 1699649989 3399299978 6798599956 13597199912