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38080860 = 2235634681
BaseRepresentation
bin1001000101000…
…1000101011100
32122122201010020
42101101011130
534222041420
63440112140
7641452626
oct221210534
978581106
1038080860
111a54a794
1210905650
137b7416c
1450b3c16
153523340
hex245115c

38080860 has 24 divisors (see below), whose sum is σ = 106626576. Its totient is φ = 10154880.

The previous prime is 38080859. The next prime is 38080877. The reversal of 38080860 is 6808083.

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, 317281 + ... + 317400.

It is an arithmetic number, because the mean of its divisors is an integer number (4442774).

Almost surely, 238080860 is an apocalyptic number.

38080860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38080860 is an abundant number, since it is smaller than the sum of its proper divisors (68545716).

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

38080860 is a wasteful number, since it uses less digits than its factorization.

38080860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634693 (or 634691 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 38080860 is about 6170.9691297235. The cubic root of 38080860 is about 336.4358360630.

The spelling of 38080860 in words is "thirty-eight million, eighty thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 634681 1269362 1904043 2538724 3173405 3808086 6346810 7616172 9520215 12693620 19040430 38080860