Base | Representation |
---|---|
bin | 10001010000101001… |
… | …101101011000110011 |
3 | 1202211121001221111212 |
4 | 101100221231120303 |
5 | 300423420332100 |
6 | 12303002030335 |
7 | 1224156506315 |
oct | 212051553063 |
9 | 52747057455 |
10 | 18532980275 |
11 | 7950425427 |
12 | 37127a83ab |
13 | 1994792024 |
14 | c7b5297b5 |
15 | 737088635 |
hex | 450a6d633 |
18532980275 has 12 divisors (see below), whose sum is σ = 23184269832. Its totient is φ = 14695175040.
The previous prime is 18532980239. The next prime is 18532980281. The reversal of 18532980275 is 57208923581.
It is a happy number.
It is not a de Polignac number, because 18532980275 - 26 = 18532980211 is a prime.
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, 3277349 + ... + 3282998.
It is an arithmetic number, because the mean of its divisors is an integer number (1932022486).
Almost surely, 218532980275 is an apocalyptic number.
18532980275 is a deficient number, since it is larger than the sum of its proper divisors (4651289557).
18532980275 is a wasteful number, since it uses less digits than its factorization.
18532980275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6560470 (or 6560465 counting only the distinct ones).
The product of its (nonzero) digits is 1209600, while the sum is 50.
The spelling of 18532980275 in words is "eighteen billion, five hundred thirty-two million, nine hundred eighty thousand, two hundred seventy-five".
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