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53104164 = 22319892617
BaseRepresentation
bin1100101010010…
…0111000100100
310200220222012220
43022210320210
5102043313124
65134112340
71213243431
oct312447044
9120828186
1053104164
1127a80a43
121594b6b0
13b0042a9
1470a4b88
1549de879
hex32a4e24

53104164 has 48 divisors (see below), whose sum is σ = 131947200. Its totient is φ = 16574976.

The previous prime is 53104091. The next prime is 53104169. The reversal of 53104164 is 46140135.

It is not an unprimeable number, because it can be changed into a prime (53104169) 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 15 ways as a sum of consecutive naturals, for example, 18984 + ... + 21600.

It is an arithmetic number, because the mean of its divisors is an integer number (2748900).

Almost surely, 253104164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53104164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65973600).

53104164 is an abundant number, since it is smaller than the sum of its proper divisors (78843036).

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

53104164 is a wasteful number, since it uses less digits than its factorization.

53104164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732 (or 2730 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 53104164 is about 7287.2603905720. The cubic root of 53104164 is about 375.8744959884.

Adding to 53104164 its reverse (46140135), we get a palindrome (99244299).

The spelling of 53104164 in words is "fifty-three million, one hundred four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 19 38 57 76 89 114 178 228 267 356 534 1068 1691 2617 3382 5073 5234 6764 7851 10146 10468 15702 20292 31404 49723 99446 149169 198892 232913 298338 465826 596676 698739 931652 1397478 2794956 4425347 8850694 13276041 17701388 26552082 53104164