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808030575575 = 5254959588097
BaseRepresentation
bin10111100001000100110…
…00000001101111010111
32212020200001002020200122
423300202120001233113
5101214321311404300
61415112031302155
7112243515365546
oct13604230015727
92766601066618
10808030575575
11291758216013
1211072797a95b
135b273936742
142b174b0c15d
151604332bc85
hexbc22601bd7

808030575575 has 12 divisors (see below), whose sum is σ = 1001977848480. Its totient is φ = 646411599360.

The previous prime is 808030575563. The next prime is 808030575577. The reversal of 808030575575 is 575575030808.

It is not a de Polignac number, because 808030575575 - 230 = 806956833751 is a prime.

It is a super-2 number, since 2×8080305755752 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808030575577) 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, 1079927 + ... + 1668023.

It is an arithmetic number, because the mean of its divisors is an integer number (83498154040).

Almost surely, 2808030575575 is an apocalyptic number.

808030575575 is a deficient number, since it is larger than the sum of its proper divisors (193947272905).

808030575575 is a wasteful number, since it uses less digits than its factorization.

808030575575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643066 (or 643061 counting only the distinct ones).

The product of its (nonzero) digits is 5880000, while the sum is 53.

The spelling of 808030575575 in words is "eight hundred eight billion, thirty million, five hundred seventy-five thousand, five hundred seventy-five".

Divisors: 1 5 25 54959 274795 588097 1373975 2940485 14702425 32321223023 161606115115 808030575575