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12752097 = 3192371137
BaseRepresentation
bin110000101001…
…010011100001
3212222212120220
4300221103201
511231031342
61133153253
7213251061
oct60512341
925885526
1012752097
11721a926
12432b829
132846427
14199d3a1
1511bd5ec
hexc294e1

12752097 has 32 divisors (see below), whose sum is σ = 19077120. Its totient is φ = 7539840.

The previous prime is 12752071. The next prime is 12752137. The reversal of 12752097 is 79025721.

It is not a de Polignac number, because 12752097 - 27 = 12751969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12752017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93013 + ... + 93149.

It is an arithmetic number, because the mean of its divisors is an integer number (596160).

Almost surely, 212752097 is an apocalyptic number.

It is an amenable number.

12752097 is a deficient number, since it is larger than the sum of its proper divisors (6325023).

12752097 is a wasteful number, since it uses less digits than its factorization.

12752097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 12752097 is about 3571.0078409323. The cubic root of 12752097 is about 233.6292433932.

The spelling of 12752097 in words is "twelve million, seven hundred fifty-two thousand, ninety-seven".

Divisors: 1 3 19 23 57 69 71 137 213 411 437 1311 1349 1633 2603 3151 4047 4899 7809 9453 9727 29181 31027 59869 93081 179607 184813 223721 554439 671163 4250699 12752097