Base | Representation |
---|---|
bin | 10001010100100010… |
… | …001101011000101100 |
3 | 1210000010122112121022 |
4 | 101110202031120230 |
5 | 301042104414202 |
6 | 12313250153312 |
7 | 1225610303045 |
oct | 212442153054 |
9 | 53003575538 |
10 | 18598123052 |
11 | 7984179133 |
12 | 3730582838 |
13 | 19a511ca52 |
14 | c860458cc |
15 | 73cb54ea2 |
hex | 45488d62c |
18598123052 has 48 divisors (see below), whose sum is σ = 34025080320. Its totient is φ = 8883974400.
The previous prime is 18598123009. The next prime is 18598123069. The reversal of 18598123052 is 25032189581.
It is a junction number, because it is equal to n+sod(n) for n = 18598122994 and 18598123012.
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, 4362602 + ... + 4366862.
It is an arithmetic number, because the mean of its divisors is an integer number (708855840).
Almost surely, 218598123052 is an apocalyptic number.
It is an amenable number.
18598123052 is a deficient number, since it is larger than the sum of its proper divisors (15426957268).
18598123052 is a wasteful number, since it uses less digits than its factorization.
18598123052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4682 (or 4680 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 44.
The spelling of 18598123052 in words is "eighteen billion, five hundred ninety-eight million, one hundred twenty-three thousand, fifty-two".
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