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12975316 = 2210972957
BaseRepresentation
bin110001011111…
…110011010100
3220102012210021
4301133303110
511310202231
61142034524
7215200624
oct61376324
926365707
1012975316
117362602
124418a44
1328c3c03
141a1a884
151214811
hexc5fcd4

12975316 has 12 divisors (see below), whose sum is σ = 22735188. Its totient is φ = 6479552.

The previous prime is 12975257. The next prime is 12975317. The reversal of 12975316 is 61357921.

It can be written as a sum of positive squares in 2 ways, for example, as 3027600 + 9947716 = 1740^2 + 3154^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12975317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2910 + ... + 5866.

It is an arithmetic number, because the mean of its divisors is an integer number (1894599).

Almost surely, 212975316 is an apocalyptic number.

It is an amenable number.

12975316 is a deficient number, since it is larger than the sum of its proper divisors (9759872).

12975316 is a wasteful number, since it uses less digits than its factorization.

12975316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058 (or 4056 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 12975316 is about 3602.1265941108. The cubic root of 12975316 is about 234.9845530815.

The spelling of 12975316 in words is "twelve million, nine hundred seventy-five thousand, three hundred sixteen".

Divisors: 1 2 4 1097 2194 2957 4388 5914 11828 3243829 6487658 12975316