Base | Representation |
---|---|
bin | 11000100110111000… |
… | …00000100101011111 |
3 | 1021002200211220201101 |
4 | 30103130000211133 |
5 | 204024004331143 |
6 | 10022525453531 |
7 | 645244513201 |
oct | 142334004537 |
9 | 37080756641 |
10 | 13211011423 |
11 | 566a2a9465 |
12 | 26884112a7 |
13 | 132701302c |
14 | 8d47b6771 |
15 | 524c33b4d |
hex | 31370095f |
13211011423 has 16 divisors (see below), whose sum is σ = 14601608640. Its totient is φ = 11888971776.
The previous prime is 13211011399. The next prime is 13211011433. The reversal of 13211011423 is 32411011231.
It is a cyclic number.
It is not a de Polignac number, because 13211011423 - 217 = 13210880351 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 13211011423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13211011433) 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, 1629163 + ... + 1637251.
It is an arithmetic number, because the mean of its divisors is an integer number (912600540).
Almost surely, 213211011423 is an apocalyptic number.
13211011423 is a deficient number, since it is larger than the sum of its proper divisors (1390597217).
13211011423 is a wasteful number, since it uses less digits than its factorization.
13211011423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12306.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 13211011423 its reverse (32411011231), we get a palindrome (45622022654).
The spelling of 13211011423 in words is "thirteen billion, two hundred eleven million, eleven thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •