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252125115132000 = 25353114153878987
BaseRepresentation
bin111001010100111001110011…
…111011010010100001100000
31020001200220222202211102011010
4321110321303323102201200
5231021304213433211000
62252120402351220520
7104051303250441465
oct7124716373224140
91201626882742133
10252125115132000
117337572a670760
122433b652b17740
13aa8b3b10a03b6
144638cc64d566c
151e23545c7bd50
hexe54e73ed2860

252125115132000 has 768 divisors, whose sum is σ = 940442790583296. Its totient is φ = 58505308160000.

The previous prime is 252125115131963. The next prime is 252125115132013. The reversal of 252125115132000 is 231511521252.

252125115132000 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 286396507 + ... + 287275493.

It is an arithmetic number, because the mean of its divisors is an integer number (1224534883572).

Almost surely, 2252125115132000 is an apocalyptic number.

252125115132000 is a gapful number since it is divisible by the number (20) 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 252125115132000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470221395291648).

252125115132000 is an abundant number, since it is smaller than the sum of its proper divisors (688317675451296).

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

252125115132000 is a wasteful number, since it uses less digits than its factorization.

252125115132000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879120 (or 879102 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 252125115132000 its reverse (231511521252), we get a palindrome (252356626653252).

The spelling of 252125115132000 in words is "two hundred fifty-two trillion, one hundred twenty-five billion, one hundred fifteen million, one hundred thirty-two thousand".