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12875296000 = 28537229251
BaseRepresentation
bin10111111110110110…
…10110110100000000
31020020022010210201211
423333123112310000
5202332033433000
65525334135504
7634030132060
oct137733266400
936208123654
1012875296000
1155078504a6
1225b3ab1594
1312a25bb958
148a1d873a0
1550551c7ba
hex2ff6d6d00

12875296000 has 288 divisors, whose sum is σ = 36962714880. Its totient is φ = 4377600000.

The previous prime is 12875295997. The next prime is 12875296019. The reversal of 12875296000 is 69257821.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 51295875 + ... + 51296125.

It is an arithmetic number, because the mean of its divisors is an integer number (128342760).

Almost surely, 212875296000 is an apocalyptic number.

12875296000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12875296000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18481357440).

12875296000 is an abundant number, since it is smaller than the sum of its proper divisors (24087418880).

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

12875296000 is an equidigital number, since it uses as much as digits as its factorization.

12875296000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 494 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 12875296000 in words is "twelve billion, eight hundred seventy-five million, two hundred ninety-six thousand".