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12955202 = 213238329
BaseRepresentation
bin110001011010…
…111001000010
3220101012012022
4301122321002
511304031302
61141401442
7215055161
oct61327102
926335168
1012955202
117349487
124409282
1328b7a00
141a133d8
15120d8a2
hexc5ae42

12955202 has 12 divisors (see below), whose sum is σ = 21043170. Its totient is φ = 5979168.

The previous prime is 12955183. The next prime is 12955213. The reversal of 12955202 is 20255921.

It can be written as a sum of positive squares in 3 ways, for example, as 6355441 + 6599761 = 2521^2 + 2569^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18827 + ... + 19502.

Almost surely, 212955202 is an apocalyptic number.

12955202 is a deficient number, since it is larger than the sum of its proper divisors (8087968).

12955202 is a wasteful number, since it uses less digits than its factorization.

12955202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38357 (or 38344 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 12955202 is about 3599.3335494227. Note that the first 3 decimals coincide. The cubic root of 12955202 is about 234.8630679556.

The spelling of 12955202 in words is "twelve million, nine hundred fifty-five thousand, two hundred two".

Divisors: 1 2 13 26 169 338 38329 76658 498277 996554 6477601 12955202