Base | Representation |
---|---|
bin | 1111000011010001… |
… | …01101100111101001 |
3 | 202212010220121200021 |
4 | 13201220231213221 |
5 | 113022102413023 |
6 | 3413453240441 |
7 | 404146142302 |
oct | 74150554751 |
9 | 22763817607 |
10 | 8080513513 |
11 | 347726a446 |
12 | 1696193121 |
13 | 9ba123157 |
14 | 5692657a9 |
15 | 32460135d |
hex | 1e1a2d9e9 |
8080513513 has 4 divisors (see below), whose sum is σ = 8359151940. Its totient is φ = 7801875088.
The previous prime is 8080513487. The next prime is 8080513541. The reversal of 8080513513 is 3153150808.
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 4310185104 + 3770328409 = 65652^2 + 61403^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8080513513 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8080513813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139319170 + ... + 139319227.
It is an arithmetic number, because the mean of its divisors is an integer number (2089787985).
Almost surely, 28080513513 is an apocalyptic number.
It is an amenable number.
8080513513 is a deficient number, since it is larger than the sum of its proper divisors (278638427).
8080513513 is a wasteful number, since it uses less digits than its factorization.
8080513513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278638426.
The product of its (nonzero) digits is 14400, while the sum is 34.
The square root of 8080513513 is about 89891.6765501679. The cubic root of 8080513513 is about 2006.6870760051.
The spelling of 8080513513 in words is "eight billion, eighty million, five hundred thirteen thousand, five hundred thirteen".
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