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53234620 = 2252661731
BaseRepresentation
bin1100101100010…
…0101110111100
310201011121011121
43023010232330
5102112001440
65141000324
71214325655
oct313045674
9121147147
1053234620
112805aa5a
12159b30a4
13b04b79a
1470da52c
154a1834a
hex32c4bbc

53234620 has 12 divisors (see below), whose sum is σ = 111792744. Its totient is φ = 21293840.

The previous prime is 53234617. The next prime is 53234647. The reversal of 53234620 is 2643235.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1330846 + ... + 1330885.

It is an arithmetic number, because the mean of its divisors is an integer number (9316062).

Almost surely, 253234620 is an apocalyptic number.

It is an amenable number.

53234620 is an abundant number, since it is smaller than the sum of its proper divisors (58558124).

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

53234620 is a wasteful number, since it uses less digits than its factorization.

53234620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661740 (or 2661738 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 53234620 is about 7296.2058633238. The cubic root of 53234620 is about 376.1820361194.

Adding to 53234620 its reverse (2643235), we get a palindrome (55877855).

The spelling of 53234620 in words is "fifty-three million, two hundred thirty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 2661731 5323462 10646924 13308655 26617310 53234620