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53230113 = 325914457
BaseRepresentation
bin1100101100001…
…1101000100001
310201011100222200
43023003220201
5102111330423
65140523413
71214306556
oct313035041
9121140880
1053230113
1128057632
12159b0569
13b049711
1470d8a2d
154a16d43
hex32c3a21

53230113 has 6 divisors (see below), whose sum is σ = 76887954. Its totient is φ = 35486736.

The previous prime is 53230103. The next prime is 53230159. The reversal of 53230113 is 31103235.

It can be written as a sum of positive squares in only one way, i.e., 42419169 + 10810944 = 6513^2 + 3288^2 .

It is not a de Polignac number, because 53230113 - 213 = 53221921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53230103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2957220 + ... + 2957237.

It is an arithmetic number, because the mean of its divisors is an integer number (12814659).

Almost surely, 253230113 is an apocalyptic number.

It is an amenable number.

53230113 is a deficient number, since it is larger than the sum of its proper divisors (23657841).

53230113 is a wasteful number, since it uses less digits than its factorization.

53230113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914463 (or 5914460 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 53230113 is about 7295.8969976282. The cubic root of 53230113 is about 376.1714195928.

Adding to 53230113 its reverse (31103235), we get a palindrome (84333348).

The spelling of 53230113 in words is "fifty-three million, two hundred thirty thousand, one hundred thirteen".

Divisors: 1 3 9 5914457 17743371 53230113