Base | Representation |
---|---|
bin | 10001101101010110… |
… | …100010100000111100 |
3 | 1211002011010101112110 |
4 | 101231112202200330 |
5 | 302420202304033 |
6 | 12422442334020 |
7 | 1242124351230 |
oct | 215526424074 |
9 | 54064111473 |
10 | 19014494268 |
11 | 8078205a80 |
12 | 3827aba310 |
13 | 1a40473b53 |
14 | cc546c5c0 |
15 | 76449e363 |
hex | 46d5a283c |
19014494268 has 48 divisors (see below), whose sum is σ = 55314895104. Its totient is φ = 4938829440.
The previous prime is 19014494231. The next prime is 19014494299. The reversal of 19014494268 is 86249441091.
It is a congruent number.
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, 10288305 + ... + 10290152.
It is an arithmetic number, because the mean of its divisors is an integer number (1152393648).
Almost surely, 219014494268 is an apocalyptic number.
It is an amenable number.
19014494268 is an abundant number, since it is smaller than the sum of its proper divisors (36300400836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19014494268 is a wasteful number, since it uses less digits than its factorization.
19014494268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20578482 (or 20578480 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 48.
The spelling of 19014494268 in words is "nineteen billion, fourteen million, four hundred ninety-four thousand, two hundred sixty-eight".
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