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53375756 = 2273751521
BaseRepresentation
bin1100101110011…
…1001100001100
310201102202202212
43023213030030
5102131011011
65144005552
71215454310
oct313471414
9121382685
1053375756
1128146aa5
1215a608b8
13b09aab5
147135b40
154a4508b
hex32e730c

53375756 has 24 divisors (see below), whose sum is σ = 109638816. Its totient is φ = 22256640.

The previous prime is 53375681. The next prime is 53375759. The reversal of 53375756 is 65757335.

53375756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53375759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24725 + ... + 26796.

It is an arithmetic number, because the mean of its divisors is an integer number (4568284).

Almost surely, 253375756 is an apocalyptic number.

It is an amenable number.

53375756 is an abundant number, since it is smaller than the sum of its proper divisors (56263060).

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

53375756 is a wasteful number, since it uses less digits than its factorization.

53375756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51569 (or 51567 counting only the distinct ones).

The product of its digits is 330750, while the sum is 41.

The square root of 53375756 is about 7305.8713374929. The cubic root of 53375756 is about 376.5141882466.

The spelling of 53375756 in words is "fifty-three million, three hundred seventy-five thousand, seven hundred fifty-six".

Divisors: 1 2 4 7 14 28 37 74 148 259 518 1036 51521 103042 206084 360647 721294 1442588 1906277 3812554 7625108 13343939 26687878 53375756