Base | Representation |
---|---|
bin | 1000001111111101000101… |
… | …01001110011100100000000 |
3 | 2101020012110222101002000201 |
4 | 10013332202221303210000 |
5 | 4334202442143242404 |
6 | 102325323520454544 |
7 | 3551412264543454 |
oct | 407764251634400 |
9 | 71205428332021 |
10 | 18140375759104 |
11 | 5864321219805 |
12 | 204b88717a454 |
13 | a17826416421 |
14 | 469ddac90664 |
15 | 216d15aa0ca4 |
hex | 107fa2a73900 |
18140375759104 has 135 divisors (see below), whose sum is σ = 37552452383985. Its totient is φ = 8745913082880.
The previous prime is 18140375759021. The next prime is 18140375759117. The reversal of 18140375759104 is 40195757304181.
The square root of 18140375759104 is 4259152.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 3126672697600 + 15013703061504 = 1768240^2 + 3874752^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 65488721014 + ... + 65488721290.
Almost surely, 218140375759104 is an apocalyptic number.
18140375759104 is the 4259152-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18140375759104
18140375759104 is an abundant number, since it is smaller than the sum of its proper divisors (19412076624881).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18140375759104 is an frugal number, since it uses more digits than its factorization.
18140375759104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 694 (or 310 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 55.
The spelling of 18140375759104 in words is "eighteen trillion, one hundred forty billion, three hundred seventy-five million, seven hundred fifty-nine thousand, one hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •