Base | Representation |
---|---|
bin | 11000101001011000… |
… | …01100000101000101 |
3 | 1021011011101202210222 |
4 | 30110230030011011 |
5 | 204044344430041 |
6 | 10025000154125 |
7 | 645621254000 |
oct | 142454140505 |
9 | 37134352728 |
10 | 13232030021 |
11 | 5680155001 |
12 | 2693468945 |
13 | 132b491c82 |
14 | 8d74c8537 |
15 | 5269d674b |
hex | 314b0c145 |
13232030021 has 16 divisors (see below), whose sum is σ = 15848006400. Its totient is φ = 11035195920.
The previous prime is 13232030011. The next prime is 13232030023. The reversal of 13232030021 is 12003023231.
It is not a de Polignac number, because 13232030021 - 218 = 13231767877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13232030023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508625 + ... + 534006.
It is an arithmetic number, because the mean of its divisors is an integer number (990500400).
Almost surely, 213232030021 is an apocalyptic number.
It is an amenable number.
13232030021 is a deficient number, since it is larger than the sum of its proper divisors (2615976379).
13232030021 is an equidigital number, since it uses as much as digits as its factorization.
13232030021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1042689 (or 1042675 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13232030021 its reverse (12003023231), we get a palindrome (25235053252).
The spelling of 13232030021 in words is "thirteen billion, two hundred thirty-two million, thirty thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •