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12970092 = 2231080841
BaseRepresentation
bin110001011110…
…100001101100
3220101221121210
4301132201230
511310020332
61141554420
7215146452
oct61364154
926357553
1012970092
117359693
124415a10
1328c1715
141a189d2
151212ecc
hexc5e86c

12970092 has 12 divisors (see below), whose sum is σ = 30263576. Its totient is φ = 4323360.

The previous prime is 12970057. The next prime is 12970093. The reversal of 12970092 is 29007921.

12970092 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12970093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540409 + ... + 540432.

Almost surely, 212970092 is an apocalyptic number.

12970092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12970092 is an abundant number, since it is smaller than the sum of its proper divisors (17293484).

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

12970092 is a wasteful number, since it uses less digits than its factorization.

12970092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080848 (or 1080846 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 12970092 is about 3601.4013939021. The cubic root of 12970092 is about 234.9530130896.

The spelling of 12970092 in words is "twelve million, nine hundred seventy thousand, ninety-two".

Divisors: 1 2 3 4 6 12 1080841 2161682 3242523 4323364 6485046 12970092