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807088085 = 5161417617
BaseRepresentation
bin110000000110110…
…010111111010101
32002020200022201022
4300012302333111
53123103304320
6212030410525
726000064326
oct6006627725
92066608638
10807088085
11384642251
121a6360a45
13cb29521b
147929244d
154acc7325
hex301b2fd5

807088085 has 4 divisors (see below), whose sum is σ = 968505708. Its totient is φ = 645670464.

The previous prime is 807088063. The next prime is 807088103. The reversal of 807088085 is 580880708.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 557384881 + 249703204 = 23609^2 + 15802^2 .

It is a cyclic number.

It is not a de Polignac number, because 807088085 - 26 = 807088021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80708804 + ... + 80708813.

It is an arithmetic number, because the mean of its divisors is an integer number (242126427).

Almost surely, 2807088085 is an apocalyptic number.

It is an amenable number.

807088085 is a deficient number, since it is larger than the sum of its proper divisors (161417623).

807088085 is a wasteful number, since it uses less digits than its factorization.

807088085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161417622.

The product of its (nonzero) digits is 143360, while the sum is 44.

The square root of 807088085 is about 28409.2957498070. The cubic root of 807088085 is about 931.0513738806.

The spelling of 807088085 in words is "eight hundred seven million, eighty-eight thousand, eighty-five".

Divisors: 1 5 161417617 807088085