Base | Representation |
---|---|
bin | 10000110110000000… |
… | …111011000100010110 |
3 | 1201200110011002200002 |
4 | 100312000323010112 |
5 | 244020014041130 |
6 | 12150355251302 |
7 | 1210122102341 |
oct | 206600730426 |
9 | 51613132602 |
10 | 18086080790 |
11 | 7741137208 |
12 | 3608ba9b32 |
13 | 192300c66b |
14 | c38037458 |
15 | 70cc0db45 |
hex | 43603b116 |
18086080790 has 32 divisors (see below), whose sum is σ = 33350296320. Its totient is φ = 7058074464.
The previous prime is 18086080787. The next prime is 18086080861. The reversal of 18086080790 is 9708068081.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357701 + ... + 405119.
It is an arithmetic number, because the mean of its divisors is an integer number (1042196760).
Almost surely, 218086080790 is an apocalyptic number.
18086080790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18086080790 is a deficient number, since it is larger than the sum of its proper divisors (15264215530).
18086080790 is a wasteful number, since it uses less digits than its factorization.
18086080790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48356.
The product of its (nonzero) digits is 193536, while the sum is 47.
The spelling of 18086080790 in words is "eighteen billion, eighty-six million, eighty thousand, seven hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •