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806702485 = 51391637121
BaseRepresentation
bin110000000101010…
…100110110010101
32002012221201202211
4300011110312111
53123003434420
6212014233421
725663600201
oct6005246625
92065851684
10806702485
113843a9576
121a61b5871
13cb18b864
14791d1b01
154ac4ce5a
hex30154d95

806702485 has 16 divisors (see below), whose sum is σ = 981126720. Its totient is φ = 636698880.

The previous prime is 806702473. The next prime is 806702509. The reversal of 806702485 is 584207608.

It is not a de Polignac number, because 806702485 - 27 = 806702357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109725 + ... + 116845.

It is an arithmetic number, because the mean of its divisors is an integer number (61320420).

Almost surely, 2806702485 is an apocalyptic number.

It is an amenable number.

806702485 is a deficient number, since it is larger than the sum of its proper divisors (174424235).

806702485 is a wasteful number, since it uses less digits than its factorization.

806702485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 806702485 is about 28402.5084279540. The cubic root of 806702485 is about 930.9030750738.

The spelling of 806702485 in words is "eight hundred six million, seven hundred two thousand, four hundred eighty-five".

Divisors: 1 5 139 163 695 815 7121 22657 35605 113285 989819 1160723 4949095 5803615 161340497 806702485