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375012513 = 3241668057
BaseRepresentation
bin10110010110100…
…011110010100001
3222010122121110100
4112112203302201
51232000400023
6101113453013
712202360641
oct2626436241
9863577410
10375012513
111827594a7
12a5711169
135c902cc5
1437b3c521
1522dc9c43
hex165a3ca1

375012513 has 6 divisors (see below), whose sum is σ = 541684754. Its totient is φ = 250008336.

The previous prime is 375012511. The next prime is 375012529. The reversal of 375012513 is 315210573.

It can be written as a sum of positive squares in only one way, i.e., 344176704 + 30835809 = 18552^2 + 5553^2 .

It is not a de Polignac number, because 375012513 - 21 = 375012511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (375012511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20834020 + ... + 20834037.

Almost surely, 2375012513 is an apocalyptic number.

It is an amenable number.

375012513 is a deficient number, since it is larger than the sum of its proper divisors (166672241).

375012513 is a wasteful number, since it uses less digits than its factorization.

375012513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41668063 (or 41668060 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 375012513 is about 19365.2398126127. The cubic root of 375012513 is about 721.1328058951.

The spelling of 375012513 in words is "three hundred seventy-five million, twelve thousand, five hundred thirteen".

Divisors: 1 3 9 41668057 125004171 375012513