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10102551525025 = 52857471530993
BaseRepresentation
bin1001001100000010111011…
…1111101011011010100001
31022202210110012000111101221
42103000232333223122201
52311010011142300100
633253014220055041
72061612434050261
oct223005677533241
938683405014357
1010102551525025
113245516a65693
121171b38094481
1358388846798b
1426cd74db37a1
15127bcd18501a
hex9302efeb6a1

10102551525025 has 12 divisors (see below), whose sum is σ = 12541781378412. Its totient is φ = 8072610583040.

The previous prime is 10102551525023. The next prime is 10102551525037. The reversal of 10102551525025 is 52052515520101.

It can be written as a sum of positive squares in 6 ways, for example, as 173095106209 + 9929456418816 = 416047^2 + 3151104^2 .

It is not a de Polignac number, because 10102551525025 - 21 = 10102551525023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102551525023) 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 11 ways as a sum of consecutive naturals, for example, 235744072 + ... + 235786921.

It is an arithmetic number, because the mean of its divisors is an integer number (1045148448201).

Almost surely, 210102551525025 is an apocalyptic number.

It is an amenable number.

10102551525025 is a deficient number, since it is larger than the sum of its proper divisors (2439229853387).

10102551525025 is an equidigital number, since it uses as much as digits as its factorization.

10102551525025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471531860 (or 471531855 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 34.

The spelling of 10102551525025 in words is "ten trillion, one hundred two billion, five hundred fifty-one million, five hundred twenty-five thousand, twenty-five".

Divisors: 1 5 25 857 4285 21425 471530993 2357654965 11788274825 404102061001 2020510305005 10102551525025