Base | Representation |
---|---|
bin | 10000111000111010… |
… | …100011000010010111 |
3 | 1201210211201022010101 |
4 | 100320322203002113 |
5 | 244114443204033 |
6 | 12155254234531 |
7 | 1211252520301 |
oct | 207072430227 |
9 | 51724638111 |
10 | 18134741143 |
11 | 7766652482 |
12 | 3621355a47 |
13 | 193011907c |
14 | c406a2971 |
15 | 71212197d |
hex | 438ea3097 |
18134741143 has 16 divisors (see below), whose sum is σ = 19754111520. Its totient is φ = 16578349056.
The previous prime is 18134741117. The next prime is 18134741153. The reversal of 18134741143 is 34114743181.
It is not a de Polignac number, because 18134741143 - 25 = 18134741111 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18134741113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348688 + ... + 397306.
It is an arithmetic number, because the mean of its divisors is an integer number (1234631970).
Almost surely, 218134741143 is an apocalyptic number.
18134741143 is a deficient number, since it is larger than the sum of its proper divisors (1619370377).
18134741143 is a wasteful number, since it uses less digits than its factorization.
18134741143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49266.
The product of its digits is 32256, while the sum is 37.
The spelling of 18134741143 in words is "eighteen billion, one hundred thirty-four million, seven hundred forty-one thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •