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53163156 = 2234430263
BaseRepresentation
bin1100101011001…
…1010010010100
310201000222010210
43022303102110
5102102210111
65135245420
71213610424
oct312632224
9121028123
1053163156
11280112a2
1215979870
13b0250b7
1470bc484
154a020a6
hex32b3494

53163156 has 12 divisors (see below), whose sum is σ = 124047392. Its totient is φ = 17721048.

The previous prime is 53163151. The next prime is 53163161. The reversal of 53163156 is 65136135.

It is an interprime number because it is at equal distance from previous prime (53163151) and next prime (53163161).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53163151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2215120 + ... + 2215143.

Almost surely, 253163156 is an apocalyptic number.

It is an amenable number.

53163156 is an abundant number, since it is smaller than the sum of its proper divisors (70884236).

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

53163156 is a wasteful number, since it uses less digits than its factorization.

53163156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4430270 (or 4430268 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The square root of 53163156 is about 7291.3068787427. The cubic root of 53163156 is about 376.0136274675.

The spelling of 53163156 in words is "fifty-three million, one hundred sixty-three thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 4430263 8860526 13290789 17721052 26581578 53163156