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38132828 = 229533207
BaseRepresentation
bin1001000101110…
…1110001011100
32122202100101222
42101131301130
534230222303
63441152512
7642060266
oct221356134
978670358
1038132828
111a585838
121092b738
137b91a06
1450c8b36
153533938
hex245dc5c

38132828 has 6 divisors (see below), whose sum is σ = 66732456. Its totient is φ = 19066412.

The previous prime is 38132813. The next prime is 38132879. The reversal of 38132828 is 82823183.

It is a happy number.

38132828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×381328282 = 2908225142555168, 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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4766600 + ... + 4766607.

It is an arithmetic number, because the mean of its divisors is an integer number (11122076).

Almost surely, 238132828 is an apocalyptic number.

It is an amenable number.

38132828 is a deficient number, since it is larger than the sum of its proper divisors (28599628).

38132828 is a wasteful number, since it uses less digits than its factorization.

38132828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9533211 (or 9533209 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 38132828 is about 6175.1783779904. The cubic root of 38132828 is about 336.5888083635.

The spelling of 38132828 in words is "thirty-eight million, one hundred thirty-two thousand, eight hundred twenty-eight".

Divisors: 1 2 4 9533207 19066414 38132828