Base | Representation |
---|---|
bin | 10001001010001001… |
… | …011101001100100110 |
3 | 1202112222202011110021 |
4 | 101022021131030212 |
5 | 300213002041204 |
6 | 12244103145354 |
7 | 1221363146353 |
oct | 211211351446 |
9 | 52488664407 |
10 | 18423862054 |
11 | 78a4876284 |
12 | 36a214525a |
13 | 1977ca8130 |
14 | c6ac4362a |
15 | 72c6d2154 |
hex | 44a25d326 |
18423862054 has 32 divisors (see below), whose sum is σ = 30193974720. Its totient is φ = 8380416000.
The previous prime is 18423862043. The next prime is 18423862073. The reversal of 18423862054 is 45026832481.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 18423862054.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706854 + ... + 732454.
It is an arithmetic number, because the mean of its divisors is an integer number (943561710).
Almost surely, 218423862054 is an apocalyptic number.
18423862054 is a deficient number, since it is larger than the sum of its proper divisors (11770112666).
18423862054 is a wasteful number, since it uses less digits than its factorization.
18423862054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26016.
The product of its (nonzero) digits is 368640, while the sum is 43.
The spelling of 18423862054 in words is "eighteen billion, four hundred twenty-three million, eight hundred sixty-two thousand, fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •