Base | Representation |
---|---|
bin | 10001011000101111… |
… | …011000000001001101 |
3 | 1210012001102101010100 |
4 | 101120233120001031 |
5 | 301213140331331 |
6 | 12324250401313 |
7 | 1230425122140 |
oct | 213057300115 |
9 | 53161371110 |
10 | 18668683341 |
11 | 7a0aa92120 |
12 | 3750130239 |
13 | 19b69265b9 |
14 | c91572057 |
15 | 743e41ae6 |
hex | 458bd804d |
18668683341 has 96 divisors (see below), whose sum is σ = 34190327808. Its totient is φ = 9534827520.
The previous prime is 18668683337. The next prime is 18668683367. The reversal of 18668683341 is 14338686681.
18668683341 is a `hidden beast` number, since 186 + 68 + 68 + 3 + 341 = 666.
It is not a de Polignac number, because 18668683341 - 22 = 18668683337 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18668683141) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11225076 + ... + 11226738.
It is an arithmetic number, because the mean of its divisors is an integer number (356149248).
Almost surely, 218668683341 is an apocalyptic number.
18668683341 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
18668683341 is a deficient number, since it is larger than the sum of its proper divisors (15521644467).
18668683341 is a wasteful number, since it uses less digits than its factorization.
18668683341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1951 (or 1948 counting only the distinct ones).
The product of its digits is 3981312, while the sum is 54.
The spelling of 18668683341 in words is "eighteen billion, six hundred sixty-eight million, six hundred eighty-three thousand, three hundred forty-one".
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