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51300038952192 = 28366796925719
BaseRepresentation
bin10111010101000001110001…
…00110010100010100000000
320201122020100220210200201210
423222200320212110110000
523210444434432432232
6301034525035530120
713543206534244662
oct1352407046242400
9221566326720653
1051300038952192
1115389251665678
12590635b2b9940
13228175a908044
14c94d14012532
155de6721cb5cc
hex2ea838994500

51300038952192 has 36 divisors (see below), whose sum is σ = 136532916171680. Its totient is φ = 17100012983808.

The previous prime is 51300038952181. The next prime is 51300038952241. The reversal of 51300038952192 is 29125983000315.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33398462092 + ... + 33398463627.

Almost surely, 251300038952192 is an apocalyptic number.

It is an amenable number.

51300038952192 is an abundant number, since it is smaller than the sum of its proper divisors (85232877219488).

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

51300038952192 is an equidigital number, since it uses as much as digits as its factorization.

51300038952192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66796925738 (or 66796925724 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 48.

The spelling of 51300038952192 in words is "fifty-one trillion, three hundred billion, thirty-eight million, nine hundred fifty-two thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 768 66796925719 133593851438 200390777157 267187702876 400781554314 534375405752 801563108628 1068750811504 1603126217256 2137501623008 3206252434512 4275003246016 6412504869024 8550006492032 12825009738048 17100012984064 25650019476096 51300038952192