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53231055 = 353548737
BaseRepresentation
bin1100101100001…
…1110111001111
310201011102021120
43023003313033
5102111343210
65140532023
71214312403
oct313036717
9121142246
1053231055
1128058309
12159b1013
13b049c87
1470d9103
154a17270
hex32c3dcf

53231055 has 8 divisors (see below), whose sum is σ = 85169712. Its totient is φ = 28389888.

The previous prime is 53231053. The next prime is 53231093. The reversal of 53231055 is 55013235.

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

It is not a de Polignac number, because 53231055 - 21 = 53231053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53231051) 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, 1774354 + ... + 1774383.

It is an arithmetic number, because the mean of its divisors is an integer number (10646214).

Almost surely, 253231055 is an apocalyptic number.

53231055 is a deficient number, since it is larger than the sum of its proper divisors (31938657).

53231055 is a wasteful number, since it uses less digits than its factorization.

53231055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548745.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 53231055 is about 7295.9615541750. The cubic root of 53231055 is about 376.1736385835.

The spelling of 53231055 in words is "fifty-three million, two hundred thirty-one thousand, fifty-five".

Divisors: 1 3 5 15 3548737 10646211 17743685 53231055