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53480164 = 22176112893
BaseRepresentation
bin1100110000000…
…0101011100100
310201122001222211
43030000223210
5102142331124
65150133204
71216400563
oct314005344
9121561884
1053480164
1128208491
1215ab1204
13b10648a
147161bda
154a65e94
hex3300ae4

53480164 has 24 divisors (see below), whose sum is σ = 100727928. Its totient is φ = 24752640.

The previous prime is 53480153. The next prime is 53480171. The reversal of 53480164 is 46108435.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4368100 + 49112064 = 2090^2 + 7008^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2299 + ... + 10594.

It is an arithmetic number, because the mean of its divisors is an integer number (4196997).

Almost surely, 253480164 is an apocalyptic number.

It is an amenable number.

53480164 is a deficient number, since it is larger than the sum of its proper divisors (47247764).

53480164 is a wasteful number, since it uses less digits than its factorization.

53480164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12975 (or 12973 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 53480164 is about 7313.0133324096. The cubic root of 53480164 is about 376.7595274047.

Adding to 53480164 its reverse (46108435), we get a palindrome (99588599).

The spelling of 53480164 in words is "fifty-three million, four hundred eighty thousand, one hundred sixty-four".

Divisors: 1 2 4 17 34 61 68 122 244 1037 2074 4148 12893 25786 51572 219181 438362 786473 876724 1572946 3145892 13370041 26740082 53480164