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12853802 = 2132172237
BaseRepresentation
bin110001000010…
…001000101010
3220012001002202
4301002020222
511242310202
61135300202
7214153433
oct61021052
926161082
1012853802
11728a285
12437a662
132880800
1419c848a
1511dd802
hexc4222a

12853802 has 24 divisors (see below), whose sum is σ = 22115916. Its totient is φ = 5581056.

The previous prime is 12853793. The next prime is 12853807. The reversal of 12853802 is 20835821.

It can be written as a sum of positive squares in 6 ways, for example, as 5340721 + 7513081 = 2311^2 + 2741^2 .

It is not an unprimeable number, because it can be changed into a prime (12853807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4628 + ... + 6864.

Almost surely, 212853802 is an apocalyptic number.

12853802 is a deficient number, since it is larger than the sum of its proper divisors (9262114).

12853802 is a wasteful number, since it uses less digits than its factorization.

12853802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282 (or 2269 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 12853802 is about 3585.2199374655. The cubic root of 12853802 is about 234.2487067619.

The spelling of 12853802 in words is "twelve million, eight hundred fifty-three thousand, eight hundred two".

Divisors: 1 2 13 17 26 34 169 221 338 442 2237 2873 4474 5746 29081 38029 58162 76058 378053 494377 756106 988754 6426901 12853802