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53263458 = 2322959081
BaseRepresentation
bin1100101100101…
…1110001100010
310201020001201200
43023023301202
5102113412313
65141342030
71214506023
oct313136142
9121201650
1053263458
112807a696
1215a07916
13b05b951
147106c4a
154a21b73
hex32cbc62

53263458 has 12 divisors (see below), whose sum is σ = 115404198. Its totient is φ = 17754480.

The previous prime is 53263453. The next prime is 53263493. The reversal of 53263458 is 85436235.

It is a happy number.

53263458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 51022449 + 2241009 = 7143^2 + 1497^2 .

It is not an unprimeable number, because it can be changed into a prime (53263453) 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 5 ways as a sum of consecutive naturals, for example, 1479523 + ... + 1479558.

Almost surely, 253263458 is an apocalyptic number.

53263458 is an abundant number, since it is smaller than the sum of its proper divisors (62140740).

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

53263458 is a wasteful number, since it uses less digits than its factorization.

53263458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959089 (or 2959086 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 53263458 is about 7298.1818283734. The cubic root of 53263458 is about 376.2499516929.

The spelling of 53263458 in words is "fifty-three million, two hundred sixty-three thousand, four hundred fifty-eight".

Divisors: 1 2 3 6 9 18 2959081 5918162 8877243 17754486 26631729 53263458