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55050503053 = 7134730014289
BaseRepresentation
bin110011010001010001…
…000000001110001101
312021002120020022100111
4303101101000032031
51400220412044203
641142335200021
73656126361310
oct632121001615
9167076208314
1055050503053
112138a634817
12a804376011
135264201980
1429433ba977
151672e7526d
hexcd144038d

55050503053 has 32 divisors (see below), whose sum is σ = 69235246080. Its totient is φ = 42605568000.

The previous prime is 55050503041. The next prime is 55050503071. The reversal of 55050503053 is 35030505055.

It is a cyclic number.

It is not a de Polignac number, because 55050503053 - 213 = 55050494861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050503093) 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, 12833133 + ... + 12837421.

It is an arithmetic number, because the mean of its divisors is an integer number (2163601440).

Almost surely, 255050503053 is an apocalyptic number.

It is an amenable number.

55050503053 is a deficient number, since it is larger than the sum of its proper divisors (14184743027).

55050503053 is a wasteful number, since it uses less digits than its factorization.

55050503053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7357.

The product of its (nonzero) digits is 28125, while the sum is 31.

The spelling of 55050503053 in words is "fifty-five billion, fifty million, five hundred three thousand, fifty-three".

Divisors: 1 7 13 47 91 329 611 3001 4277 4289 21007 30023 39013 55757 141047 201583 273091 390299 987329 1411081 1833611 2620579 12835277 12871289 18344053 90099023 167326757 604950583 1171287299 4234654081 7864357579 55050503053