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38375062428 = 22313043245183
BaseRepresentation
bin100011101111010101…
…001111101110011100
310200001102110011012110
4203233111033232130
51112043003444203
625343530434020
72525653435323
oct435725175634
9120042404173
1038375062428
11153027a442a
12752b892910
133807527b41
141c008650ba
15ee900dd03
hex8ef54fb9c

38375062428 has 24 divisors (see below), whose sum is σ = 89549042688. Its totient is φ = 12790654576.

The previous prime is 38375062417. The next prime is 38375062441. The reversal of 38375062428 is 82426057383.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33925 + ... + 279107.

It is an arithmetic number, because the mean of its divisors is an integer number (3731210112).

Almost surely, 238375062428 is an apocalyptic number.

It is an amenable number.

38375062428 is an abundant number, since it is smaller than the sum of its proper divisors (51173980260).

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

38375062428 is a wasteful number, since it uses less digits than its factorization.

38375062428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258233 (or 258231 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 38375062428 in words is "thirty-eight billion, three hundred seventy-five million, sixty-two thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 13043 26086 39129 52172 78258 156516 245183 490366 735549 980732 1471098 2942196 3197921869 6395843738 9593765607 12791687476 19187531214 38375062428