Base | Representation |
---|---|
bin | 10010001000010011… |
… | …100101010000000000 |
3 | 1212020200001000111022 |
4 | 102020103211100000 |
5 | 304331434010442 |
6 | 12535355005012 |
7 | 1256255152460 |
oct | 221023452000 |
9 | 55220030438 |
10 | 19466703872 |
11 | 828a4a0820 |
12 | 3933439768 |
13 | 1ab30654b5 |
14 | d29543ba0 |
15 | 78e0273d2 |
hex | 4884e5400 |
19466703872 has 88 divisors (see below), whose sum is σ = 48516847680. Its totient is φ = 7584399360.
The previous prime is 19466703869. The next prime is 19466703887. The reversal of 19466703872 is 27830766491.
It is a tau number, because it is divible by the number of its divisors (88).
It is a congruent number.
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, 44597 + ... + 202292.
Almost surely, 219466703872 is an apocalyptic number.
It is an amenable number.
19466703872 is an abundant number, since it is smaller than the sum of its proper divisors (29050143808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19466703872 is a wasteful number, since it uses less digits than its factorization.
19466703872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246927 (or 246909 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 53.
The spelling of 19466703872 in words is "nineteen billion, four hundred sixty-six million, seven hundred three thousand, eight hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •