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52105079 = 1331129293
BaseRepresentation
bin1100011011000…
…0111101110111
310122001012201202
43012300331313
5101314330304
65100443115
71201612565
oct306607567
9118035652
1052105079
1127459354
121554949b
13aa44610
146cc4a35
15489381e
hex31b0f77

52105079 has 8 divisors (see below), whose sum is σ = 57923712. Its totient is φ = 46545120.

The previous prime is 52105061. The next prime is 52105099. The reversal of 52105079 is 97050125.

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

It is a cyclic number.

It is not a de Polignac number, because 52105079 - 224 = 35327863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52105019) 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, 64244 + ... + 65049.

It is an arithmetic number, because the mean of its divisors is an integer number (7240464).

Almost surely, 252105079 is an apocalyptic number.

52105079 is a deficient number, since it is larger than the sum of its proper divisors (5818633).

52105079 is a wasteful number, since it uses less digits than its factorization.

52105079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129337.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 52105079 is about 7218.3847916276. The cubic root of 52105079 is about 373.5023622528.

The spelling of 52105079 in words is "fifty-two million, one hundred five thousand, seventy-nine".

Divisors: 1 13 31 403 129293 1680809 4008083 52105079