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12916430 = 251775979
BaseRepresentation
bin110001010001…
…011011001110
3220022020000022
4301101123032
511301311210
61140502142
7214534142
oct61213316
926266008
1012916430
11732233a
1243aa952
1328a3177
141a03222
151202155
hexc516ce

12916430 has 16 divisors (see below), whose sum is σ = 24617520. Its totient is φ = 4862592.

The previous prime is 12916427. The next prime is 12916433. The reversal of 12916430 is 3461921.

12916430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12916427) and next prime (12916433).

It is a self number, because there is not a number n which added to its sum of digits gives 12916430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12916433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37820 + ... + 38159.

It is an arithmetic number, because the mean of its divisors is an integer number (1538595).

Almost surely, 212916430 is an apocalyptic number.

12916430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12916430 is a deficient number, since it is larger than the sum of its proper divisors (11701090).

12916430 is a wasteful number, since it uses less digits than its factorization.

12916430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76003.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 12916430 is about 3593.9435165289. The cubic root of 12916430 is about 234.6285364219.

The spelling of 12916430 in words is "twelve million, nine hundred sixteen thousand, four hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 75979 151958 379895 759790 1291643 2583286 6458215 12916430