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53255892 = 22331239599
BaseRepresentation
bin1100101100100…
…1111011010100
310201012200100110
43023021323110
5102113142032
65141243020
71214444664
oct313117324
9121180313
1053255892
1128074a38
1215a03470
13b058381
1471041a4
154a1e7cc
hex32c9ed4

53255892 has 48 divisors (see below), whose sum is σ = 129024000. Its totient is φ = 17078880.

The previous prime is 53255869. The next prime is 53255899. The reversal of 53255892 is 29855235.

It is a self number, because there is not a number n which added to its sum of digits gives 53255892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53255899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88609 + ... + 89207.

It is an arithmetic number, because the mean of its divisors is an integer number (2688000).

Almost surely, 253255892 is an apocalyptic number.

It is an amenable number.

53255892 is an abundant number, since it is smaller than the sum of its proper divisors (75768108).

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

53255892 is a wasteful number, since it uses less digits than its factorization.

53255892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 874 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 53255892 is about 7297.6634616842. The cubic root of 53255892 is about 376.2321355889.

The spelling of 53255892 in words is "fifty-three million, two hundred fifty-five thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 239 372 478 599 717 956 1198 1434 1797 2396 2868 3594 7188 7409 14818 18569 22227 29636 37138 44454 55707 74276 88908 111414 143161 222828 286322 429483 572644 858966 1717932 4437991 8875982 13313973 17751964 26627946 53255892