Base | Representation |
---|---|
bin | 10000110110110001… |
… | …110111001101001100 |
3 | 1201201100021220002001 |
4 | 100312301313031030 |
5 | 244031310110103 |
6 | 12151534242044 |
7 | 1210336124353 |
oct | 206661671514 |
9 | 51640256061 |
10 | 18098910028 |
11 | 77483a9a91 |
12 | 3611356324 |
13 | 1925881c24 |
14 | c39a1699a |
15 | 70dde501d |
hex | 436c7734c |
18098910028 has 24 divisors (see below), whose sum is σ = 33356055600. Its totient is φ = 8569064448.
The previous prime is 18098910007. The next prime is 18098910043. The reversal of 18098910028 is 82001989081.
It is a self number, because there is not a number n which added to its sum of digits gives 18098910028.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105876 + ... + 217732.
It is an arithmetic number, because the mean of its divisors is an integer number (1389835650).
Almost surely, 218098910028 is an apocalyptic number.
It is an amenable number.
18098910028 is a deficient number, since it is larger than the sum of its proper divisors (15257145572).
18098910028 is a wasteful number, since it uses less digits than its factorization.
18098910028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114009 (or 114007 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 46.
The spelling of 18098910028 in words is "eighteen billion, ninety-eight million, nine hundred ten thousand, twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •