Base | Representation |
---|---|
bin | 1000010010010001101011… |
… | …01010100110100111000011 |
3 | 2101111211101200202020001221 |
4 | 10021020311222212213003 |
5 | 4342004332304132100 |
6 | 102430115550335511 |
7 | 3560235225344320 |
oct | 411106552464703 |
9 | 71454350666057 |
10 | 18220151630275 |
11 | 5895139662551 |
12 | 206322baba597 |
13 | a221cac9641a |
14 | 46dc07d65b47 |
15 | 218e3454b01a |
hex | 109235aa69c3 |
18220151630275 has 12 divisors (see below), whose sum is σ = 25820557739152. Its totient is φ = 12493818260640.
The previous prime is 18220151630243. The next prime is 18220151630333. The reversal of 18220151630275 is 57203615102281.
It is not a de Polignac number, because 18220151630275 - 25 = 18220151630243 is a prime.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52057575912 + ... + 52057576261.
Almost surely, 218220151630275 is an apocalyptic number.
18220151630275 is a deficient number, since it is larger than the sum of its proper divisors (7600406108877).
18220151630275 is a wasteful number, since it uses less digits than its factorization.
18220151630275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104115152190 (or 104115152185 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 43.
The spelling of 18220151630275 in words is "eighteen trillion, two hundred twenty billion, one hundred fifty-one million, six hundred thirty thousand, two hundred seventy-five".
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