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12930366 = 2317312457
BaseRepresentation
bin110001010100…
…110100111110
3220022221010110
4301110310332
511302232431
61141050450
7214622601
oct61246476
926287113
1012930366
117331859
1243b6a26
1328a9607
141a08338
151206346
hexc54d3e

12930366 has 16 divisors (see below), whose sum is σ = 26012304. Its totient is φ = 4284864.

The previous prime is 12930341. The next prime is 12930367. The reversal of 12930366 is 66303921.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12930367) 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, 5191 + ... + 7266.

It is an arithmetic number, because the mean of its divisors is an integer number (1625769).

Almost surely, 212930366 is an apocalyptic number.

12930366 is an abundant number, since it is smaller than the sum of its proper divisors (13081938).

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

12930366 is a wasteful number, since it uses less digits than its factorization.

12930366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12635.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 12930366 is about 3595.8818111835. The cubic root of 12930366 is about 234.7128891423.

The spelling of 12930366 in words is "twelve million, nine hundred thirty thousand, three hundred sixty-six".

Divisors: 1 2 3 6 173 346 519 1038 12457 24914 37371 74742 2155061 4310122 6465183 12930366