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38375030880 = 2533527132779
BaseRepresentation
bin100011101111010101…
…001000000001100000
310200001102101112221000
4203233111020001200
51112043001442010
625343530032000
72525653244334
oct435725100140
9120042345830
1038375030880
111530278275a
12752b878600
133807516684
141c008577c4
15ee90047c0
hex8ef548060

38375030880 has 192 divisors, whose sum is σ = 134812339200. Its totient is φ = 10195269120.

The previous prime is 38375030857. The next prime is 38375030891. The reversal of 38375030880 is 8803057383.

It is a happy number.

38375030880 is a `hidden beast` number, since 38 + 37 + 503 + 0 + 8 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1154331 + ... + 1187109.

It is an arithmetic number, because the mean of its divisors is an integer number (702147600).

Almost surely, 238375030880 is an apocalyptic number.

38375030880 is a gapful number since it is divisible by the number (30) 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 38375030880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67406169600).

38375030880 is an abundant number, since it is smaller than the sum of its proper divisors (96437308320).

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

38375030880 is a wasteful number, since it uses less digits than its factorization.

38375030880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33074 (or 33060 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 38375030880 in words is "thirty-eight billion, three hundred seventy-five million, thirty thousand, eight hundred eighty".