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38150057 = 1117316581
BaseRepresentation
bin1001000110000…
…1111110101001
32122210020001002
42101201332221
534231300212
63441404345
7642161441
oct221417651
978706032
1038150057
111a597780
12109396b5
137b997ca
1450d1121
153538ac2
hex2461fa9

38150057 has 16 divisors (see below), whose sum is σ = 45494784. Its totient is φ = 31584000.

The previous prime is 38150053. The next prime is 38150069. The reversal of 38150057 is 75005183.

38150057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 38150057 - 22 = 38150053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38150053) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2507 + ... + 9087.

It is an arithmetic number, because the mean of its divisors is an integer number (2843424).

Almost surely, 238150057 is an apocalyptic number.

It is an amenable number.

38150057 is a deficient number, since it is larger than the sum of its proper divisors (7344727).

38150057 is a wasteful number, since it uses less digits than its factorization.

38150057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 38150057 is about 6176.5732408837. The cubic root of 38150057 is about 336.6394927364.

The spelling of 38150057 in words is "thirty-eight million, one hundred fifty thousand, fifty-seven".

Divisors: 1 11 17 31 187 341 527 5797 6581 72391 111877 204011 1230647 2244121 3468187 38150057