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245553020053101 = 3329331039441291
BaseRepresentation
bin110111110101010001000100…
…100010001010011001101101
31012012102122021011110200012000
4313311101010202022121231
5224141120041113144401
62230125300005202513
7102502422514131345
oct6765210442123155
91165378234420160
10245553020053101
11712714a62a1a82
12236599a1700439
13a7027203c1247
14448cb88541d25
151d5c5e6bab186
hexdf544488a66d

245553020053101 has 16 divisors (see below), whose sum is σ = 365023829593920. Its totient is φ = 163143303420240.

The previous prime is 245553020053087. The next prime is 245553020053109. The reversal of 245553020053101 is 101350020355542.

245553020053101 is a `hidden beast` number, since 2 + 4 + 55 + 53 + 0 + 20 + 0 + 531 + 0 + 1 = 666.

It is not a de Polignac number, because 245553020053101 - 25 = 245553020053069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245553020053109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15519712735 + ... + 15519728556.

It is an arithmetic number, because the mean of its divisors is an integer number (22813989349620).

Almost surely, 2245553020053101 is an apocalyptic number.

It is an amenable number.

245553020053101 is a deficient number, since it is larger than the sum of its proper divisors (119470809540819).

245553020053101 is a wasteful number, since it uses less digits than its factorization.

245553020053101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31039441593 (or 31039441587 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 245553020053101 in words is "two hundred forty-five trillion, five hundred fifty-three billion, twenty million, fifty-three thousand, one hundred one".

Divisors: 1 3 9 27 293 879 2637 7911 31039441291 93118323873 279354971619 838064914857 9094556298263 27283668894789 81851006684367 245553020053101