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38136072 = 23313122231
BaseRepresentation
bin1001000101111…
…0100100001000
32122202111212010
42101132210020
534230323242
63441215520
7642102612
oct221364410
978674763
1038136072
111a588217
12109315a0
137b93330
1450c9db2
15353489c
hex245e908

38136072 has 32 divisors (see below), whose sum is σ = 102674880. Its totient is φ = 11734080.

The previous prime is 38136067. The next prime is 38136101. The reversal of 38136072 is 27063183.

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, 60804 + ... + 61427.

It is an arithmetic number, because the mean of its divisors is an integer number (3208590).

Almost surely, 238136072 is an apocalyptic number.

It is an amenable number.

38136072 is an abundant number, since it is smaller than the sum of its proper divisors (64538808).

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

38136072 is a wasteful number, since it uses less digits than its factorization.

38136072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122253 (or 122249 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 38136072 is about 6175.4410368815. The cubic root of 38136072 is about 336.5983527481.

The spelling of 38136072 in words is "thirty-eight million, one hundred thirty-six thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 122231 244462 366693 488924 733386 977848 1466772 1589003 2933544 3178006 4767009 6356012 9534018 12712024 19068036 38136072