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52153255 = 5711135463
BaseRepresentation
bin1100011011110…
…0101110100111
310122010122211001
43012330232213
5101322401010
65101454131
71202203210
oct306745647
9118118731
1052153255
1127491570
1215571347
13aa6051b
146cd8407
1548a2c3a
hex31bcba7

52153255 has 16 divisors (see below), whose sum is σ = 78027264. Its totient is φ = 32510880.

The previous prime is 52153249. The next prime is 52153301. The reversal of 52153255 is 55235125.

It is not a de Polignac number, because 52153255 - 23 = 52153247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67347 + ... + 68116.

It is an arithmetic number, because the mean of its divisors is an integer number (4876704).

Almost surely, 252153255 is an apocalyptic number.

52153255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52153255 is a deficient number, since it is larger than the sum of its proper divisors (25874009).

52153255 is a wasteful number, since it uses less digits than its factorization.

52153255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135486.

The product of its digits is 7500, while the sum is 28.

The square root of 52153255 is about 7221.7210552610. The cubic root of 52153255 is about 373.6174393709.

The spelling of 52153255 in words is "fifty-two million, one hundred fifty-three thousand, two hundred fifty-five".

Divisors: 1 5 7 11 35 55 77 385 135463 677315 948241 1490093 4741205 7450465 10430651 52153255