Base | Representation |
---|---|
bin | 10001101100010010… |
… | …100100001001010001 |
3 | 1211000220121002022020 |
4 | 101230102210021101 |
5 | 302401122101103 |
6 | 12421004402053 |
7 | 1241520034401 |
oct | 215422441121 |
9 | 54026532266 |
10 | 18996675153 |
11 | 8069145235 |
12 | 3821b46329 |
13 | 1a398752b1 |
14 | cc2d50801 |
15 | 762b2e753 |
hex | 46c4a4251 |
18996675153 has 8 divisors (see below), whose sum is σ = 25329537600. Its totient is φ = 12664131408.
The previous prime is 18996675091. The next prime is 18996675179. The reversal of 18996675153 is 35157669981.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 18996675153 - 28 = 18996674897 is a prime.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (18996675253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185308 + ... + 268946.
It is an arithmetic number, because the mean of its divisors is an integer number (3166192200).
Almost surely, 218996675153 is an apocalyptic number.
It is an amenable number.
18996675153 is a deficient number, since it is larger than the sum of its proper divisors (6332862447).
18996675153 is an equidigital number, since it uses as much as digits as its factorization.
18996675153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159351.
The product of its digits is 12247200, while the sum is 60.
The spelling of 18996675153 in words is "eighteen billion, nine hundred ninety-six million, six hundred seventy-five thousand, one hundred fifty-three".
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