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10061502057 = 326611691293
BaseRepresentation
bin10010101111011011…
…00101011001101001
3221222012111021002100
421113231211121221
5131101221031212
64342220524013
7504222233145
oct112755453151
927865437070
1010061502057
1142a3501462
121b496b0609
13c44672019
146b63b2225
153dd4aabdc
hex257b65669

10061502057 has 12 divisors (see below), whose sum is σ = 14555276164. Its totient is φ = 6697516320.

The previous prime is 10061502023. The next prime is 10061502089. The reversal of 10061502057 is 75020516001.

10061502057 is a `hidden beast` number, since 100 + 6 + 1 + 502 + 0 + 57 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5890409001 + 4171093056 = 76749^2 + 64584^2 .

It is not a de Polignac number, because 10061502057 - 214 = 10061485673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10061502057.

It is not an unprimeable number, because it can be changed into a prime (10061502557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 839698 + ... + 851595.

Almost surely, 210061502057 is an apocalyptic number.

It is an amenable number.

10061502057 is a deficient number, since it is larger than the sum of its proper divisors (4493774107).

10061502057 is a wasteful number, since it uses less digits than its factorization.

10061502057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691960 (or 1691957 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The spelling of 10061502057 in words is "ten billion, sixty-one million, five hundred two thousand, fifty-seven".

Divisors: 1 3 9 661 1983 5949 1691293 5073879 15221637 1117944673 3353834019 10061502057