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82755502525 = 5227771192013
BaseRepresentation
bin100110100010010011…
…1001100000110111101
321220121101002002212001
41031010213030012331
52323440402040100
6102003425342301
75656521110443
oct1150447140675
9256541062761
1082755502525
11321073619a3
1214056797991
137a5ac82397
144010ad8b93
152245368d6a
hex13449cc1bd

82755502525 has 12 divisors (see below), whose sum is σ = 102653861652. Its totient is φ = 66180506240.

The previous prime is 82755502519. The next prime is 82755502541. The reversal of 82755502525 is 52520555728.

It can be written as a sum of positive squares in 6 ways, for example, as 798119001 + 81957383524 = 28251^2 + 286282^2 .

It is not a de Polignac number, because 82755502525 - 23 = 82755502517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 526582 + ... + 665431.

It is an arithmetic number, because the mean of its divisors is an integer number (8554488471).

Almost surely, 282755502525 is an apocalyptic number.

It is an amenable number.

82755502525 is a deficient number, since it is larger than the sum of its proper divisors (19898359127).

82755502525 is a wasteful number, since it uses less digits than its factorization.

82755502525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194800 (or 1194795 counting only the distinct ones).

The product of its (nonzero) digits is 1400000, while the sum is 46.

The spelling of 82755502525 in words is "eighty-two billion, seven hundred fifty-five million, five hundred two thousand, five hundred twenty-five".

Divisors: 1 5 25 2777 13885 69425 1192013 5960065 29800325 3310220101 16551100505 82755502525