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1020908527075 = 52125932435537
BaseRepresentation
bin11101101101100101110…
…00111101110111100011
310121121010212111122120201
432312302320331313203
5113211310040331300
62100555432450031
7133521031204633
oct16666270756743
93547125448521
101020908527075
11363a68280838
12145a38249917
137536ac64158
14375ab2686c3
151b85214566a
hexedb2e3dde3

1020908527075 has 12 divisors (see below), whose sum is σ = 1266932114280. Its totient is φ = 816078085760.

The previous prime is 1020908527043. The next prime is 1020908527097. The reversal of 1020908527075 is 5707258090201.

It is a happy number.

It is not a de Polignac number, because 1020908527075 - 25 = 1020908527043 is a prime.

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, 16186294 + ... + 16249243.

It is an arithmetic number, because the mean of its divisors is an integer number (105577676190).

Almost surely, 21020908527075 is an apocalyptic number.

1020908527075 is a deficient number, since it is larger than the sum of its proper divisors (246023587205).

1020908527075 is a wasteful number, since it uses less digits than its factorization.

1020908527075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32436806 (or 32436801 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 46.

The spelling of 1020908527075 in words is "one trillion, twenty billion, nine hundred eight million, five hundred twenty-seven thousand, seventy-five".

Divisors: 1 5 25 1259 6295 31475 32435537 162177685 810888425 40836341083 204181705415 1020908527075