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38363072 = 261154493
BaseRepresentation
bin1001001001010…
…1111111000000
32200012001020112
42102111333000
534310104242
63450130452
7644036456
oct222257700
980161215
1038363072
111a722820
1210a20a28
137c42757
1451489d6
15357bc82
hex2495fc0

38363072 has 28 divisors (see below), whose sum is σ = 83048856. Its totient is φ = 17437440.

The previous prime is 38363053. The next prime is 38363093. The reversal of 38363072 is 27036383.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26543 + ... + 27950.

Almost surely, 238363072 is an apocalyptic number.

38363072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38363072 is an abundant number, since it is smaller than the sum of its proper divisors (44685784).

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

38363072 is a wasteful number, since it uses less digits than its factorization.

38363072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54516 (or 54506 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 38363072 is about 6193.7930220504. The cubic root of 38363072 is about 337.2648846245.

The spelling of 38363072 in words is "thirty-eight million, three hundred sixty-three thousand, seventy-two".

Divisors: 1 2 4 8 11 16 22 32 44 64 88 176 352 704 54493 108986 217972 435944 599423 871888 1198846 1743776 2397692 3487552 4795384 9590768 19181536 38363072