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38828808 = 233459921
BaseRepresentation
bin1001010000011…
…1101100001000
32201001201010000
42110013230020
534420010213
63504123000
7651016344
oct224075410
981051100
1038828808
111aa10727
1211006460
138076735
14522a624
15361ec73
hex2507b08

38828808 has 40 divisors (see below), whose sum is σ = 108758430. Its totient is φ = 12942720.

The previous prime is 38828791. The next prime is 38828821. The reversal of 38828808 is 80882883.

It can be written as a sum of positive squares in only one way, i.e., 29354724 + 9474084 = 5418^2 + 3078^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 29313 + ... + 30608.

Almost surely, 238828808 is an apocalyptic number.

It is an amenable number.

38828808 is an abundant number, since it is smaller than the sum of its proper divisors (69929622).

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

38828808 is a wasteful number, since it uses less digits than its factorization.

38828808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59939 (or 59926 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 45.

The square root of 38828808 is about 6231.2765947276. The cubic root of 38828808 is about 338.6242214012.

The spelling of 38828808 in words is "thirty-eight million, eight hundred twenty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 59921 119842 179763 239684 359526 479368 539289 719052 1078578 1438104 1617867 2157156 3235734 4314312 4853601 6471468 9707202 12942936 19414404 38828808