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12430712164 = 2213947252431
BaseRepresentation
bin10111001001110110…
…11001110101100100
31012002022120121100211
423210323121311210
5200424230242124
65413253145204
7620021211223
oct134473316544
935068517324
1012430712164
1152a98a4042
1224ab02b204
13123146a2b0
1485ccd8cba
154cb49de94
hex2e4ed9d64

12430712164 has 24 divisors (see below), whose sum is σ = 23451942528. Its totient is φ = 5731170720.

The previous prime is 12430712153. The next prime is 12430712191. The reversal of 12430712164 is 46121703421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76972 + ... + 175459.

It is an arithmetic number, because the mean of its divisors is an integer number (977164272).

Almost surely, 212430712164 is an apocalyptic number.

It is an amenable number.

12430712164 is a deficient number, since it is larger than the sum of its proper divisors (11021230364).

12430712164 is a wasteful number, since it uses less digits than its factorization.

12430712164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253395 (or 253393 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 12430712164 in words is "twelve billion, four hundred thirty million, seven hundred twelve thousand, one hundred sixty-four".

Divisors: 1 2 4 13 26 52 947 1894 3788 12311 24622 49244 252431 504862 1009724 3281603 6563206 13126412 239052157 478104314 956208628 3107678041 6215356082 12430712164