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52231123053 = 3313185917191
BaseRepresentation
bin110000101001001101…
…111011000001101101
311222211002001222002000
4300221031323001231
51323432131414203
635554502122513
73526223135454
oct605115730155
9158732058060
1052231123053
112017311a8aa
12a158120439
134c0507a595
142756b8db9b
15155a6ad4a3
hexc2937b06d

52231123053 has 32 divisors (see below), whose sum is σ = 78065433600. Its totient is φ = 34512706800.

The previous prime is 52231123033. The next prime is 52231123079. The reversal of 52231123053 is 35032113225.

It is a happy number.

52231123053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52231123053 - 210 = 52231122029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52231123033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3029688 + ... + 3046878.

It is an arithmetic number, because the mean of its divisors is an integer number (2439544800).

Almost surely, 252231123053 is an apocalyptic number.

It is an amenable number.

52231123053 is a deficient number, since it is larger than the sum of its proper divisors (25834310547).

52231123053 is a wasteful number, since it uses less digits than its factorization.

52231123053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18190 (or 18184 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 52231123053 its reverse (35032113225), we get a palindrome (87263236278).

The spelling of 52231123053 in words is "fifty-two billion, two hundred thirty-one million, one hundred twenty-three thousand, fifty-three".

Divisors: 1 3 9 27 131 393 859 1179 2577 3537 7731 17191 23193 51573 112529 154719 337587 464157 1012761 2252021 3038283 6756063 14767069 20268189 44301207 60804567 132903621 398710863 1934486039 5803458117 17410374351 52231123053