Base | Representation |
---|---|
bin | 11001010110110110… |
… | …10110100110110100 |
3 | 1022010202012002011212 |
4 | 30223123112212310 |
5 | 210340023231120 |
6 | 10130504220552 |
7 | 661232530655 |
oct | 145333264664 |
9 | 38122162155 |
10 | 13613492660 |
11 | 5856509589 |
12 | 277b16a758 |
13 | 138c512b01 |
14 | 93202552c |
15 | 54a2376c5 |
hex | 32b6d69b4 |
13613492660 has 36 divisors (see below), whose sum is σ = 29209633572. Its totient is φ = 5329520256.
The previous prime is 13613492653. The next prime is 13613492663. The reversal of 13613492660 is 6629431631.
It can be written as a sum of positive squares in 2 ways, for example, as 1435045924 + 12178446736 = 37882^2 + 110356^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13613492663) 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, 109889 + ... + 198248.
Almost surely, 213613492660 is an apocalyptic number.
13613492660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13613492660 is an abundant number, since it is smaller than the sum of its proper divisors (15596140912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13613492660 is a wasteful number, since it uses less digits than its factorization.
13613492660 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308240 (or 308191 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 41.
The spelling of 13613492660 in words is "thirteen billion, six hundred thirteen million, four hundred ninety-two thousand, six hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •