Base | Representation |
---|---|
bin | 11101011000010000111… |
… | …110100111110111101100 |
3 | 21011000011222012001112122 |
4 | 131120100332213313230 |
5 | 231034221341341222 |
6 | 4143251231052112 |
7 | 265601464303163 |
oct | 35302076476754 |
9 | 7130158161478 |
10 | 2018919480812 |
11 | 709245460843 |
12 | 287344071038 |
13 | 1184ca11c330 |
14 | 6da054683da |
15 | 377b3e5ea42 |
hex | 1d610fa7dec |
2018919480812 has 24 divisors (see below), whose sum is σ = 3857008456896. Its totient is φ = 919044482688.
The previous prime is 2018919480811. The next prime is 2018919480833. The reversal of 2018919480812 is 2180849198102.
It is not an unprimeable number, because it can be changed into a prime (2018919480811) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265923428 + ... + 265931019.
It is an arithmetic number, because the mean of its divisors is an integer number (160708685704).
Almost surely, 22018919480812 is an apocalyptic number.
It is an amenable number.
2018919480812 is a deficient number, since it is larger than the sum of its proper divisors (1838088976084).
2018919480812 is a wasteful number, since it uses less digits than its factorization.
2018919480812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531854537 (or 531854535 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 53.
The spelling of 2018919480812 in words is "two trillion, eighteen billion, nine hundred nineteen million, four hundred eighty thousand, eight hundred twelve".
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