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38256065 = 525313023
BaseRepresentation
bin1001000111101…
…1110111000001
32122222121110022
42101323313001
534243143230
63443543225
7643112501
oct221736701
978877408
1038256065
111a65a391
121098ab15
137c05b33
14511ba01
15355a1e5
hex247bdc1

38256065 has 8 divisors (see below), whose sum is σ = 45940608. Its totient is φ = 30582640.

The previous prime is 38256047. The next prime is 38256067. The reversal of 38256065 is 56065283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38256065 - 28 = 38255809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38256067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11144 + ... + 14166.

It is an arithmetic number, because the mean of its divisors is an integer number (5742576).

Almost surely, 238256065 is an apocalyptic number.

It is an amenable number.

38256065 is a deficient number, since it is larger than the sum of its proper divisors (7684543).

38256065 is a wasteful number, since it uses less digits than its factorization.

38256065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5559.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 38256065 is about 6185.1487451799. The cubic root of 38256065 is about 336.9510123770.

The spelling of 38256065 in words is "thirty-eight million, two hundred fifty-six thousand, sixty-five".

Divisors: 1 5 2531 3023 12655 15115 7651213 38256065