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52031208 = 23313731579
BaseRepresentation
bin1100011001111…
…0111011101000
310121220110101210
43012132323220
5101304444313
65055113120
71201154325
oct306367350
9117813353
1052031208
11274088a9
12155127a0
13aa19ac8
146ca5b4c
15487b9c3
hex319eee8

52031208 has 32 divisors (see below), whose sum is σ = 130255200. Its totient is φ = 17320128.

The previous prime is 52031207. The next prime is 52031227. The reversal of 52031208 is 80213025.

It is not an unprimeable number, because it can be changed into a prime (52031201) 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, 32163 + ... + 33741.

It is an arithmetic number, because the mean of its divisors is an integer number (4070475).

Almost surely, 252031208 is an apocalyptic number.

It is an amenable number.

52031208 is an abundant number, since it is smaller than the sum of its proper divisors (78223992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52031208 is a wasteful number, since it uses less digits than its factorization.

52031208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961 (or 2957 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 52031208 is about 7213.2661118248. The cubic root of 52031208 is about 373.3257701132.

The spelling of 52031208 in words is "fifty-two million, thirty-one thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 24 1373 1579 2746 3158 4119 4737 5492 6316 8238 9474 10984 12632 16476 18948 32952 37896 2167967 4335934 6503901 8671868 13007802 17343736 26015604 52031208