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12953874 = 232158979
BaseRepresentation
bin110001011010…
…100100010010
3220101010101010
4301122210102
511304010444
61141351350
7215051253
oct61324422
926333333
1012953874
11734848a
124408556
1328b721b
141a12b2a
15120d2b9
hexc5a912

12953874 has 8 divisors (see below), whose sum is σ = 25907760. Its totient is φ = 4317956.

The previous prime is 12953869. The next prime is 12953891. The reversal of 12953874 is 47835921.

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

12953874 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079484 + ... + 1079495.

It is an arithmetic number, because the mean of its divisors is an integer number (3238470).

Almost surely, 212953874 is an apocalyptic number.

12953874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12953874 is a wasteful number, since it uses less digits than its factorization.

12953874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158984.

The product of its digits is 60480, while the sum is 39.

The square root of 12953874 is about 3599.1490660988. The cubic root of 12953874 is about 234.8550426385.

The spelling of 12953874 in words is "twelve million, nine hundred fifty-three thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 2158979 4317958 6476937 12953874