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53255153 = 77607879
BaseRepresentation
bin1100101100100…
…1101111110001
310201012122100002
43023021233301
5102113131103
65141235345
71214442560
oct313115761
9121178302
1053255153
1128074426
1215a02b55
13b057c33
147103bd7
154a1e488
hex32c9bf1

53255153 has 4 divisors (see below), whose sum is σ = 60863040. Its totient is φ = 45647268.

The previous prime is 53255149. The next prime is 53255161. The reversal of 53255153 is 35155235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53255153 - 22 = 53255149 is a prime.

It is a super-2 number, since 2×532551532 = 5672222642106818, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53255123) 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, 3803933 + ... + 3803946.

It is an arithmetic number, because the mean of its divisors is an integer number (15215760).

Almost surely, 253255153 is an apocalyptic number.

It is an amenable number.

53255153 is a deficient number, since it is larger than the sum of its proper divisors (7607887).

53255153 is an equidigital number, since it uses as much as digits as its factorization.

53255153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7607886.

The product of its digits is 11250, while the sum is 29.

The square root of 53255153 is about 7297.6128288640. The cubic root of 53255153 is about 376.2303953317.

The spelling of 53255153 in words is "fifty-three million, two hundred fifty-five thousand, one hundred fifty-three".

Divisors: 1 7 7607879 53255153