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38039057 = 75434151
BaseRepresentation
bin1001000100011…
…0111000010001
32122120120202222
42101012320101
534214222212
63435150425
7641220020
oct221067021
978516688
1038039057
111a521341
12108a5415
137b5b124
1450a28b7
153515c72
hex2446e11

38039057 has 4 divisors (see below), whose sum is σ = 43473216. Its totient is φ = 32604900.

The previous prime is 38039041. The next prime is 38039063. The reversal of 38039057 is 75093083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38039057 - 24 = 38039041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38039017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2717069 + ... + 2717082.

It is an arithmetic number, because the mean of its divisors is an integer number (10868304).

Almost surely, 238039057 is an apocalyptic number.

It is an amenable number.

38039057 is a deficient number, since it is larger than the sum of its proper divisors (5434159).

38039057 is an equidigital number, since it uses as much as digits as its factorization.

38039057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434158.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 38039057 is about 6167.5811303946. The cubic root of 38039057 is about 336.3126842870.

The spelling of 38039057 in words is "thirty-eight million, thirty-nine thousand, fifty-seven".

Divisors: 1 7 5434151 38039057