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38875356 = 22331327689
BaseRepresentation
bin1001010001001…
…1000011011100
32201011001222000
42110103003130
534423002411
63505122300
7651302142
oct224230334
981131860
1038875356
111aa426a3
1211029390
138091990
14523d592
15362d956
hex25130dc

38875356 has 48 divisors (see below), whose sum is σ = 108544800. Its totient is φ = 11961216.

The previous prime is 38875327. The next prime is 38875363. The reversal of 38875356 is 65357883.

38875356 is a `hidden beast` number, since 38 + 87 + 535 + 6 = 666.

It is a super-2 number, since 2×388753562 = 3022586608253472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12441 + ... + 15248.

It is an arithmetic number, because the mean of its divisors is an integer number (2261350).

Almost surely, 238875356 is an apocalyptic number.

38875356 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

38875356 is an abundant number, since it is smaller than the sum of its proper divisors (69669444).

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

38875356 is a wasteful number, since it uses less digits than its factorization.

38875356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27715 (or 27707 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 38875356 is about 6235.0105052037. The cubic root of 38875356 is about 338.7594816770.

The spelling of 38875356 in words is "thirty-eight million, eight hundred seventy-five thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 27689 55378 83067 110756 166134 249201 332268 359957 498402 719914 747603 996804 1079871 1439828 1495206 2159742 2990412 3239613 4319484 6479226 9718839 12958452 19437678 38875356