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20062656225 = 3252192247001
BaseRepresentation
bin10010101011110100…
…111101011011100001
31220210012102112102200
4102223310331123201
5312042014444400
613114444203413
71310112523053
oct225364753341
956705375380
1020062656225
118565934627
123a7ab39569
131b79674921
14d847558d3
157c64e5b00
hex4abd3d6e1

20062656225 has 54 divisors (see below), whose sum is σ = 37925428086. Its totient is φ = 10136880000.

The previous prime is 20062656221. The next prime is 20062656241. The reversal of 20062656225 is 52265626002.

20062656225 is a `hidden beast` number, since 2 + 0 + 0 + 6 + 26 + 5 + 622 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 96118416 + 19966537809 = 9804^2 + 141303^2 .

It is not a de Polignac number, because 20062656225 - 22 = 20062656221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20062656225.

It is not an unprimeable number, because it can be changed into a prime (20062656221) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 42276 + ... + 204725.

Almost surely, 220062656225 is an apocalyptic number.

20062656225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20062656225 is a deficient number, since it is larger than the sum of its proper divisors (17862771861).

20062656225 is a wasteful number, since it uses less digits than its factorization.

20062656225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247055 (or 247028 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 20062656225 in words is "twenty billion, sixty-two million, six hundred fifty-six thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 19 25 45 57 75 95 171 225 285 361 475 855 1083 1425 1805 3249 4275 5415 9025 16245 27075 81225 247001 741003 1235005 2223009 3705015 4693019 6175025 11115045 14079057 18525075 23465095 42237171 55575225 70395285 89167361 117325475 211185855 267502083 351976425 445836805 802506249 1055929275 1337510415 2229184025 4012531245 6687552075 20062656225