Search a number
-
+
12934810 = 257257719
BaseRepresentation
bin110001010101…
…111010011010
3220100011020001
4301111322122
511302403220
61141123214
7214641550
oct61257232
926304201
1012934810
117335129
1243b950a
1328ab645
141a09bd0
15120780a
hexc55e9a

12934810 has 32 divisors (see below), whose sum is σ = 26749440. Its totient is φ = 4411392.

The previous prime is 12934799. The next prime is 12934837. The reversal of 12934810 is 1843921.

It is a happy number.

It is a super-2 number, since 2×129348102 = 334618619472200, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17631 + ... + 18349.

It is an arithmetic number, because the mean of its divisors is an integer number (835920).

Almost surely, 212934810 is an apocalyptic number.

12934810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12934810 is an abundant number, since it is smaller than the sum of its proper divisors (13814630).

12934810 is a wasteful number, since it uses less digits than its factorization.

12934810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 12934810 is about 3596.4996871959. The cubic root of 12934810 is about 234.7397753265.

The spelling of 12934810 in words is "twelve million, nine hundred thirty-four thousand, eight hundred ten".

Divisors: 1 2 5 7 10 14 35 70 257 514 719 1285 1438 1799 2570 3595 3598 5033 7190 8995 10066 17990 25165 50330 184783 369566 923915 1293481 1847830 2586962 6467405 12934810