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12994953 = 317254803
BaseRepresentation
bin110001100100…
…100110001001
3220110012201120
4301210212021
511311314303
61142305453
7215312106
oct61444611
926405646
1012994953
117376334
124428289
1328ccb2a
141a23aad
15121a553
hexc64989

12994953 has 8 divisors (see below), whose sum is σ = 18345888. Its totient is φ = 8153664.

The previous prime is 12994951. The next prime is 12994973. The reversal of 12994953 is 35949921.

12994953 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12994953 - 21 = 12994951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12994951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127351 + ... + 127452.

It is an arithmetic number, because the mean of its divisors is an integer number (2293236).

Almost surely, 212994953 is an apocalyptic number.

It is an amenable number.

12994953 is a deficient number, since it is larger than the sum of its proper divisors (5350935).

12994953 is a wasteful number, since it uses less digits than its factorization.

12994953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254823.

The product of its digits is 87480, while the sum is 42.

The square root of 12994953 is about 3604.8513145482. The cubic root of 12994953 is about 235.1030361510.

The spelling of 12994953 in words is "twelve million, nine hundred ninety-four thousand, nine hundred fifty-three".

Divisors: 1 3 17 51 254803 764409 4331651 12994953