Base | Representation |
---|---|
bin | 111111001011110… |
… | …0111000110000111 |
3 | 12110202101012001110 |
4 | 1332113213012013 |
5 | 13320222244123 |
6 | 550213300103 |
7 | 103352465655 |
oct | 17627470607 |
9 | 5422335043 |
10 | 2120118663 |
11 | 99882a593 |
12 | 4b2034633 |
13 | 27a3132b0 |
14 | 161805dd5 |
15 | c61dd493 |
hex | 7e5e7187 |
2120118663 has 8 divisors (see below), whose sum is σ = 3044273008. Its totient is φ = 1304688384.
The previous prime is 2120118661. The next prime is 2120118677. The reversal of 2120118663 is 3668110212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2120118663 - 21 = 2120118661 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2120118663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120118661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27180970 + ... + 27181047.
It is an arithmetic number, because the mean of its divisors is an integer number (380534126).
Almost surely, 22120118663 is an apocalyptic number.
2120118663 is a deficient number, since it is larger than the sum of its proper divisors (924154345).
2120118663 is a wasteful number, since it uses less digits than its factorization.
2120118663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54362033.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 2120118663 is about 46044.7463126902. The cubic root of 2120118663 is about 1284.6556255430.
Adding to 2120118663 its reverse (3668110212), we get a palindrome (5788228875).
The spelling of 2120118663 in words is "two billion, one hundred twenty million, one hundred eighteen thousand, six hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •