Base | Representation |
---|---|
bin | 1000100111110111100111… |
… | …10001100001101101001010 |
3 | 2111010202102122101102021200 |
4 | 10103323303301201231022 |
5 | 4441133312311204041 |
6 | 104155020205445030 |
7 | 3664651623200424 |
oct | 423736361415512 |
9 | 74122378342250 |
10 | 18962075491146 |
11 | 6050853302347 |
12 | 2162b88870776 |
13 | a77167c52018 |
14 | 497aab153814 |
15 | 22d3a8e5d1b6 |
hex | 113ef3c61b4a |
18962075491146 has 12 divisors (see below), whose sum is σ = 41084496897522. Its totient is φ = 6320691830376.
The previous prime is 18962075491141. The next prime is 18962075491153. The reversal of 18962075491146 is 64119457026981.
18962075491146 is a `hidden beast` number, since 1 + 8 + 9 + 62 + 0 + 75 + 491 + 14 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 16887291642225 + 2074783848921 = 4109415^2 + 1440411^2 .
It is not an unprimeable number, because it can be changed into a prime (18962075491141) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 526724319181 + ... + 526724319216.
Almost surely, 218962075491146 is an apocalyptic number.
18962075491146 is an abundant number, since it is smaller than the sum of its proper divisors (22122421406376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18962075491146 is a wasteful number, since it uses less digits than its factorization.
18962075491146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1053448638405 (or 1053448638402 counting only the distinct ones).
The product of its (nonzero) digits is 26127360, while the sum is 63.
The spelling of 18962075491146 in words is "eighteen trillion, nine hundred sixty-two billion, seventy-five million, four hundred ninety-one thousand, one hundred forty-six".
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