Base | Representation |
---|---|
bin | 10000110001010000… |
… | …101111111010000100 |
3 | 1201110220010000101201 |
4 | 100301100233322010 |
5 | 243334110441200 |
6 | 12134430232244 |
7 | 1205133251461 |
oct | 206120577204 |
9 | 51426100351 |
10 | 18006343300 |
11 | 7700125260 |
12 | 35a6355684 |
13 | 190c64190a |
14 | c2b5dc668 |
15 | 705c0cc6a |
hex | 43142fe84 |
18006343300 has 36 divisors (see below), whose sum is σ = 42625928016. Its totient is φ = 6547760800.
The previous prime is 18006343261. The next prime is 18006343309. The reversal of 18006343300 is 334360081.
It is not an unprimeable number, because it can be changed into a prime (18006343309) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8183602 + ... + 8185801.
It is an arithmetic number, because the mean of its divisors is an integer number (1184053556).
Almost surely, 218006343300 is an apocalyptic number.
18006343300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18006343300 is an abundant number, since it is smaller than the sum of its proper divisors (24619584716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18006343300 is a wasteful number, since it uses less digits than its factorization.
18006343300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16369428 (or 16369421 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 28.
The spelling of 18006343300 in words is "eighteen billion, six million, three hundred forty-three thousand, three hundred".
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