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53426292 = 2234452191
BaseRepresentation
bin1100101111001…
…1100001110100
310201112100002120
43023303201310
5102134120132
65145035540
71216054533
oct313634164
9121470076
1053426292
1128180a67
1215a85bb0
13b0b7aba
14714a31a
154a5502c
hex32f3874

53426292 has 12 divisors (see below), whose sum is σ = 124661376. Its totient is φ = 17808760.

The previous prime is 53426251. The next prime is 53426297. The reversal of 53426292 is 29262435.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53426297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226084 + ... + 2226107.

It is an arithmetic number, because the mean of its divisors is an integer number (10388448).

Almost surely, 253426292 is an apocalyptic number.

It is an amenable number.

53426292 is an abundant number, since it is smaller than the sum of its proper divisors (71235084).

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

53426292 is a wasteful number, since it uses less digits than its factorization.

53426292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452198 (or 4452196 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 53426292 is about 7309.3291073805. The cubic root of 53426292 is about 376.6329782524.

The spelling of 53426292 in words is "fifty-three million, four hundred twenty-six thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 4452191 8904382 13356573 17808764 26713146 53426292