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52039713 = 3112775693
BaseRepresentation
bin1100011010000…
…1000000100001
310121220220001210
43012201000201
5101310232323
65055220333
71201221165
oct306410041
9117826053
1052039713
1127414230
12155176a9
13aa2093b
146ca8ca5
15487e293
hex31a1021

52039713 has 16 divisors (see below), whose sum is σ = 75980736. Its totient is φ = 31419840.

The previous prime is 52039709. The next prime is 52039721. The reversal of 52039713 is 31793025.

It is not a de Polignac number, because 52039713 - 22 = 52039709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52039733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6295 + ... + 11987.

It is an arithmetic number, because the mean of its divisors is an integer number (4748796).

Almost surely, 252039713 is an apocalyptic number.

It is an amenable number.

52039713 is a deficient number, since it is larger than the sum of its proper divisors (23941023).

52039713 is a wasteful number, since it uses less digits than its factorization.

52039713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 52039713 is about 7213.8556265010. The cubic root of 52039713 is about 373.3461102309.

The spelling of 52039713 in words is "fifty-two million, thirty-nine thousand, seven hundred thirteen".

Divisors: 1 3 11 33 277 831 3047 5693 9141 17079 62623 187869 1576961 4730883 17346571 52039713