Base | Representation |
---|---|
bin | 10001011001001010… |
… | …001010010100111100 |
3 | 1210012112122010020021 |
4 | 101121022022110330 |
5 | 301221440031043 |
6 | 12325101101524 |
7 | 1230541605652 |
oct | 213112122474 |
9 | 53175563207 |
10 | 18675705148 |
11 | 7a13a48771 |
12 | 37525578a4 |
13 | 19b8214709 |
14 | c9247cdd2 |
15 | 74487c3ed |
hex | 45928a53c |
18675705148 has 12 divisors (see below), whose sum is σ = 32693572240. Its totient is φ = 9334684512.
The previous prime is 18675705133. The next prime is 18675705173. The reversal of 18675705148 is 84150757681.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 18675705095 and 18675705104.
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, 778728 + ... + 802351.
Almost surely, 218675705148 is an apocalyptic number.
It is an amenable number.
18675705148 is a deficient number, since it is larger than the sum of its proper divisors (14017867092).
18675705148 is a wasteful number, since it uses less digits than its factorization.
18675705148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1584036 (or 1584034 counting only the distinct ones).
The product of its (nonzero) digits is 1881600, while the sum is 52.
The spelling of 18675705148 in words is "eighteen billion, six hundred seventy-five million, seven hundred five thousand, one hundred forty-eight".
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