Base | Representation |
---|---|
bin | 10000110000111100… |
… | …100110110110111001 |
3 | 1201110112011202200010 |
4 | 100300330212312321 |
5 | 243331233011403 |
6 | 12134121132133 |
7 | 1205040341160 |
oct | 206074466671 |
9 | 51415152603 |
10 | 18001063353 |
11 | 76a8149369 |
12 | 35a462a049 |
13 | 190b5135a0 |
14 | c2aa263d7 |
15 | 705518603 |
hex | 430f26db9 |
18001063353 has 64 divisors (see below), whose sum is σ = 32098304000. Its totient is φ = 8705076480.
The previous prime is 18001063331. The next prime is 18001063363. The reversal of 18001063353 is 35336010081.
It is not a de Polignac number, because 18001063353 - 213 = 18001055161 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 18001063353.
It is not an unprimeable number, because it can be changed into a prime (18001063363) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104823 + ... + 216771.
It is an arithmetic number, because the mean of its divisors is an integer number (501536000).
Almost surely, 218001063353 is an apocalyptic number.
18001063353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
18001063353 is a deficient number, since it is larger than the sum of its proper divisors (14097240647).
18001063353 is a wasteful number, since it uses less digits than its factorization.
18001063353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112022.
The product of its (nonzero) digits is 6480, while the sum is 30.
The spelling of 18001063353 in words is "eighteen billion, one million, sixty-three thousand, three hundred fifty-three".
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