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53101256 = 2313510589
BaseRepresentation
bin1100101010010…
…0001011001000
310200220211020012
43022210023020
5102043220011
65134051052
71213232105
oct312441310
9120824205
1053101256
1127a7983a
1215949a88
13b002b80
1470a3aac
1549dda8b
hex32a42c8

53101256 has 16 divisors (see below), whose sum is σ = 107223900. Its totient is φ = 24508224.

The previous prime is 53101249. The next prime is 53101261. The reversal of 53101256 is 65210135.

It can be written as a sum of positive squares in 2 ways, for example, as 52562500 + 538756 = 7250^2 + 734^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255191 + ... + 255398.

Almost surely, 253101256 is an apocalyptic number.

It is an amenable number.

53101256 is an abundant number, since it is smaller than the sum of its proper divisors (54122644).

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

53101256 is a wasteful number, since it uses less digits than its factorization.

53101256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510608 (or 510604 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 53101256 is about 7287.0608615545. The cubic root of 53101256 is about 375.8676348630.

The spelling of 53101256 in words is "fifty-three million, one hundred one thousand, two hundred fifty-six".

Divisors: 1 2 4 8 13 26 52 104 510589 1021178 2042356 4084712 6637657 13275314 26550628 53101256