Base | Representation |
---|---|
bin | 11000011011010111… |
… | …00010101111111101 |
3 | 1020211222002120111110 |
4 | 30031223202233331 |
5 | 203324242421341 |
6 | 10005155312233 |
7 | 642662506200 |
oct | 141553425775 |
9 | 36758076443 |
10 | 13114420221 |
11 | 561a826021 |
12 | 265bbab679 |
13 | 130ccc3c86 |
14 | 8c5a31937 |
15 | 51b504216 |
hex | 30dae2bfd |
13114420221 has 24 divisors (see below), whose sum is σ = 20345235264. Its totient is φ = 7492296000.
The previous prime is 13114420213. The next prime is 13114420237. The reversal of 13114420221 is 12202441131.
It is not a de Polignac number, because 13114420221 - 23 = 13114420213 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13114420271) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1022776 + ... + 1035518.
It is an arithmetic number, because the mean of its divisors is an integer number (847718136).
Almost surely, 213114420221 is an apocalyptic number.
It is an amenable number.
13114420221 is a deficient number, since it is larger than the sum of its proper divisors (7230815043).
13114420221 is a wasteful number, since it uses less digits than its factorization.
13114420221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19761 (or 19754 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 13114420221 its reverse (12202441131), we get a palindrome (25316861352).
The spelling of 13114420221 in words is "thirteen billion, one hundred fourteen million, four hundred twenty thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •