Base | Representation |
---|---|
bin | 10001000001010000… |
… | …100110000001101010 |
3 | 1202011121010220002121 |
4 | 101001100212001222 |
5 | 244411313111112 |
6 | 12221215021454 |
7 | 1214602466233 |
oct | 210120460152 |
9 | 52147126077 |
10 | 18274738282 |
11 | 7828682399 |
12 | 366020a88a |
13 | 1953125008 |
14 | c5510608a |
15 | 71e577407 |
hex | 44142606a |
18274738282 has 8 divisors (see below), whose sum is σ = 27720108900. Its totient is φ = 9034701984.
The previous prime is 18274738247. The next prime is 18274738291. The reversal of 18274738282 is 28283747281.
It can be written as a sum of positive squares in 2 ways, for example, as 17854037161 + 420701121 = 133619^2 + 20511^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51333357 + ... + 51333712.
Almost surely, 218274738282 is an apocalyptic number.
18274738282 is a deficient number, since it is larger than the sum of its proper divisors (9445370618).
18274738282 is a wasteful number, since it uses less digits than its factorization.
18274738282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102667160.
The product of its digits is 2408448, while the sum is 52.
The spelling of 18274738282 in words is "eighteen billion, two hundred seventy-four million, seven hundred thirty-eight thousand, two hundred eighty-two".
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