Base | Representation |
---|---|
bin | 10000110010100101… |
… | …111100001111000000 |
3 | 1201112110010122010221 |
4 | 100302211330033000 |
5 | 243410320113112 |
6 | 12140545032424 |
7 | 1205524134463 |
oct | 206245741700 |
9 | 51473118127 |
10 | 18028676032 |
11 | 7711799164 |
12 | 35b1925714 |
13 | 1914160a53 |
14 | c305732da |
15 | 707b6ee07 |
hex | 43297c3c0 |
18028676032 has 28 divisors (see below), whose sum is σ = 35786289616. Its totient is φ = 9011658240.
The previous prime is 18028675999. The next prime is 18028676041. The reversal of 18028676032 is 23067682081.
It is a super-2 number, since 2×180286760322 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 18028676032.
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, 184588 + ... + 264820.
It is an arithmetic number, because the mean of its divisors is an integer number (1278081772).
Almost surely, 218028676032 is an apocalyptic number.
It is an amenable number.
18028676032 is a deficient number, since it is larger than the sum of its proper divisors (17757613584).
18028676032 is an equidigital number, since it uses as much as digits as its factorization.
18028676032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83756 (or 83746 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 43.
The spelling of 18028676032 in words is "eighteen billion, twenty-eight million, six hundred seventy-six thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •