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12996254 = 231972161
BaseRepresentation
bin110001100100…
…111010011110
3220110021111202
4301210322132
511311340004
61142315502
7215315645
oct61447236
926407452
1012996254
117377307
124428b92
1329005bb
141a2435c
15121ab1e
hexc64e9e

12996254 has 16 divisors (see below), whose sum is σ = 20340096. Its totient is φ = 6220800.

The previous prime is 12996251. The next prime is 12996257. The reversal of 12996254 is 45269921.

It is an interprime number because it is at equal distance from previous prime (12996251) and next prime (12996257).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12996251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4934 + ... + 7094.

It is an arithmetic number, because the mean of its divisors is an integer number (1271256).

Almost surely, 212996254 is an apocalyptic number.

12996254 is a deficient number, since it is larger than the sum of its proper divisors (7343842).

12996254 is a wasteful number, since it uses less digits than its factorization.

12996254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291.

The product of its digits is 38880, while the sum is 38.

The square root of 12996254 is about 3605.0317613025. The cubic root of 12996254 is about 235.1108817313.

The spelling of 12996254 in words is "twelve million, nine hundred ninety-six thousand, two hundred fifty-four".

Divisors: 1 2 31 62 97 194 2161 3007 4322 6014 66991 133982 209617 419234 6498127 12996254