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10512475 = 52420499
BaseRepresentation
bin101000000110…
…100001011011
3201210002101221
4220012201123
510142344400
61013152511
7155232421
oct50064133
921702357
1010512475
115a301a6
12362b737
132240bcc
141579111
15dc9c1a
hexa0685b

10512475 has 6 divisors (see below), whose sum is σ = 13035500. Its totient is φ = 8409960.

The previous prime is 10512461. The next prime is 10512479. The reversal of 10512475 is 57421501.

10512475 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10512475 - 27 = 10512347 is a prime.

It is a super-2 number, since 2×105124752 = 221024261251250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 420499 = 10512475 / (1 + 0 + 5 + 1 + 2 + 4 + 7 + 5).

It is not an unprimeable number, because it can be changed into a prime (10512479) 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, 210225 + ... + 210274.

Almost surely, 210512475 is an apocalyptic number.

10512475 is a deficient number, since it is larger than the sum of its proper divisors (2523025).

10512475 is an equidigital number, since it uses as much as digits as its factorization.

10512475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420509 (or 420504 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 10512475 is about 3242.2947120828. The cubic root of 10512475 is about 219.0626441032.

Adding to 10512475 its reverse (57421501), we get a palindrome (67933976).

The spelling of 10512475 in words is "ten million, five hundred twelve thousand, four hundred seventy-five".

Divisors: 1 5 25 420499 2102495 10512475