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52486975 = 522099479
BaseRepresentation
bin1100100000111…
…0001100111111
310122202121121001
43020032030333
5101414040400
65112551131
71205063152
oct310161477
9118677531
1052486975
112769a272
12156b24a7
13ab493a8
146d83c99
15491ba6a
hex320e33f

52486975 has 6 divisors (see below), whose sum is σ = 65083880. Its totient is φ = 41989560.

The previous prime is 52486969. The next prime is 52486997. The reversal of 52486975 is 57968425.

It is a de Polignac number, because none of the positive numbers 2k-52486975 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1049715 + ... + 1049764.

Almost surely, 252486975 is an apocalyptic number.

52486975 is a deficient number, since it is larger than the sum of its proper divisors (12596905).

52486975 is a wasteful number, since it uses less digits than its factorization.

52486975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099489 (or 2099484 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 52486975 is about 7244.7895069491. The cubic root of 52486975 is about 374.4126509068.

The spelling of 52486975 in words is "fifty-two million, four hundred eighty-six thousand, nine hundred seventy-five".

Divisors: 1 5 25 2099479 10497395 52486975