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53255193 = 319192941
BaseRepresentation
bin1100101100100…
…1110000011001
310201012122101120
43023021300121
5102113131233
65141235453
71214442645
oct313116031
9121178346
1053255193
1128074462
1215a02b89
13b057c64
147103c25
154a1e4b3
hex32c9c19

53255193 has 8 divisors (see below), whose sum is σ = 71379456. Its totient is φ = 35317200.

The previous prime is 53255177. The next prime is 53255201. The reversal of 53255193 is 39155235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53255193 - 24 = 53255177 is a prime.

It is a super-2 number, since 2×532551932 = 5672231162934498, 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 7 ways as a sum of consecutive naturals, for example, 45898 + ... + 47043.

It is an arithmetic number, because the mean of its divisors is an integer number (8922432).

Almost surely, 253255193 is an apocalyptic number.

It is an amenable number.

53255193 is a deficient number, since it is larger than the sum of its proper divisors (18124263).

53255193 is a wasteful number, since it uses less digits than its factorization.

53255193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93135.

The product of its digits is 20250, while the sum is 33.

The square root of 53255193 is about 7297.6155694857. The cubic root of 53255193 is about 376.2304895274.

The spelling of 53255193 in words is "fifty-three million, two hundred fifty-five thousand, one hundred ninety-three".

Divisors: 1 3 191 573 92941 278823 17751731 53255193