Base | Representation |
---|---|
bin | 10001101010000100… |
… | …101011010011000000 |
3 | 1210221022121101010222 |
4 | 101222010223103000 |
5 | 302312111330000 |
6 | 12413155242212 |
7 | 1240555630616 |
oct | 215204532300 |
9 | 53838541128 |
10 | 18959480000 |
11 | 804a14aa3a |
12 | 38115a9368 |
13 | 1a31c51326 |
14 | cbc02b6b6 |
15 | 75e733a85 |
hex | 46a12b4c0 |
18959480000 has 70 divisors (see below), whose sum is σ = 47013447756. Its totient is φ = 7583776000.
The previous prime is 18959479879. The next prime is 18959480041. The reversal of 18959480000 is 8495981.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 196994 + ... + 276993.
Almost surely, 218959480000 is an apocalyptic number.
18959480000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18959480000 is an abundant number, since it is smaller than the sum of its proper divisors (28053967756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18959480000 is an frugal number, since it uses more digits than its factorization.
18959480000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474019 (or 473994 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 44.
The spelling of 18959480000 in words is "eighteen billion, nine hundred fifty-nine million, four hundred eighty thousand".
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