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12530237165112 = 233522093215213
BaseRepresentation
bin1011011001010110110001…
…0101011100111000111000
31122100212201202211221210010
42312111230111130320320
53120243411203240422
642352151140421520
72432164646365242
oct266255425347070
948325652757703
1012530237165112
113aa1053242a57
1214a453b0a78a0
136cb79a0a0124
14314676945092
1516ae183c8b0c
hexb656c55ce38

12530237165112 has 16 divisors (see below), whose sum is σ = 31325592912840. Its totient is φ = 4176745721696.

The previous prime is 12530237165099. The next prime is 12530237165143. The reversal of 12530237165112 is 21156173203521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261046607583 + ... + 261046607630.

Almost surely, 212530237165112 is an apocalyptic number.

12530237165112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12530237165112 is an abundant number, since it is smaller than the sum of its proper divisors (18795355747728).

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

12530237165112 is a wasteful number, since it uses less digits than its factorization.

12530237165112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522093215222 (or 522093215218 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 12530237165112 in words is "twelve trillion, five hundred thirty billion, two hundred thirty-seven million, one hundred sixty-five thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 522093215213 1044186430426 1566279645639 2088372860852 3132559291278 4176745721704 6265118582556 12530237165112