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38752692084 = 2233538166683
BaseRepresentation
bin100100000101110101…
…110010011101110100
310201000202000201201000
4210011311302131310
51113331142121314
625445220403300
72541220306401
oct440565623564
9121022021630
1038752692084
1115486980157
127616246530
133867836142
141c38a852a8
15101c254209
hex905d72774

38752692084 has 48 divisors (see below), whose sum is σ = 100490120640. Its totient is φ = 12914969760.

The previous prime is 38752692067. The next prime is 38752692089. The reversal of 38752692084 is 48029625783.

38752692084 is a `hidden beast` number, since 38 + 7 + 526 + 9 + 2 + 0 + 84 = 666.

38752692084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×387526920842 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 38752692084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38752692089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547807 + ... + 614489.

It is an arithmetic number, because the mean of its divisors is an integer number (2093544180).

Almost surely, 238752692084 is an apocalyptic number.

It is an amenable number.

38752692084 is an abundant number, since it is smaller than the sum of its proper divisors (61737428556).

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

38752692084 is a wasteful number, since it uses less digits than its factorization.

38752692084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72077 (or 72069 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 38752692084 in words is "thirty-eight billion, seven hundred fifty-two million, six hundred ninety-two thousand, eighty-four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 5381 10762 16143 21524 32286 48429 64572 66683 96858 133366 145287 193716 200049 266732 290574 400098 581148 600147 800196 1200294 1800441 2400588 3600882 7201764 358821223 717642446 1076463669 1435284892 2152927338 3229391007 4305854676 6458782014 9688173021 12917564028 19376346042 38752692084