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12790933 = 19673207
BaseRepresentation
bin110000110010…
…110010010101
3220001211212021
4300302302111
511233302213
61134053141
7213502231
oct60626225
926054767
1012790933
117247021
12434a1b1
13285accc
1419ad5c1
1511c9d8d
hexc32c95

12790933 has 4 divisors (see below), whose sum is σ = 13464160. Its totient is φ = 12117708.

The previous prime is 12790931. The next prime is 12790949. The reversal of 12790933 is 33909721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12790933 - 21 = 12790931 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12790931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336585 + ... + 336622.

It is an arithmetic number, because the mean of its divisors is an integer number (3366040).

Almost surely, 212790933 is an apocalyptic number.

It is an amenable number.

12790933 is a deficient number, since it is larger than the sum of its proper divisors (673227).

12790933 is an equidigital number, since it uses as much as digits as its factorization.

12790933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673226.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 12790933 is about 3576.4413877484. The cubic root of 12790933 is about 233.8661725334.

The spelling of 12790933 in words is "twelve million, seven hundred ninety thousand, nine hundred thirty-three".

Divisors: 1 19 673207 12790933