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8070311125 = 5364562489
BaseRepresentation
bin1111000010000011…
…10010110011010101
3202211102201021122001
413201001302303111
5113011444424000
63412450435301
7403663340602
oct74101626325
922742637561
108070311125
113471531218
121692892b31
139b7c90436
14567b6b6a9
1532378846a
hex1e1072cd5

8070311125 has 8 divisors (see below), whose sum is σ = 10071748440. Its totient is φ = 6456248800.

The previous prime is 8070311099. The next prime is 8070311143. The reversal of 8070311125 is 5211130708.

It can be written as a sum of positive squares in 4 ways, for example, as 214856964 + 7855454161 = 14658^2 + 88631^2 .

It is not a de Polignac number, because 8070311125 - 29 = 8070310613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8070311093 and 8070311102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32281120 + ... + 32281369.

It is an arithmetic number, because the mean of its divisors is an integer number (1258968555).

Almost surely, 28070311125 is an apocalyptic number.

It is an amenable number.

8070311125 is a deficient number, since it is larger than the sum of its proper divisors (2001437315).

8070311125 is an equidigital number, since it uses as much as digits as its factorization.

8070311125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64562504 (or 64562494 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 8070311125 is about 89834.9103912282. The cubic root of 8070311125 is about 2005.8421782765.

The spelling of 8070311125 in words is "eight billion, seventy million, three hundred eleven thousand, one hundred twenty-five".

Divisors: 1 5 25 125 64562489 322812445 1614062225 8070311125