Base | Representation |
---|---|
bin | 11000100111111100… |
… | …11101000100111111 |
3 | 1021010022211200000000 |
4 | 30103332131010333 |
5 | 204033312303043 |
6 | 10023451205343 |
7 | 645414331440 |
oct | 142376350477 |
9 | 37108750000 |
10 | 13220041023 |
11 | 5674406542 |
12 | 268b446853 |
13 | 1328b54ca7 |
14 | 8d5a872c7 |
15 | 5259192d3 |
hex | 313f9d13f |
13220041023 has 36 divisors (see below), whose sum is σ = 22661854800. Its totient is φ = 7554282912.
The previous prime is 13220041001. The next prime is 13220041057. The reversal of 13220041023 is 32014002231.
13220041023 is a `hidden beast` number, since 1 + 32 + 200 + 410 + 23 = 666.
It is not a de Polignac number, because 13220041023 - 25 = 13220040991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13220040987 and 13220041005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13220041063) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 97998 + ... + 189851.
Almost surely, 213220041023 is an apocalyptic number.
13220041023 is a deficient number, since it is larger than the sum of its proper divisors (9441813777).
13220041023 is an frugal number, since it uses more digits than its factorization.
13220041023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287880 (or 287859 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13220041023 its reverse (32014002231), we get a palindrome (45234043254).
The spelling of 13220041023 in words is "thirteen billion, two hundred twenty million, forty-one thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •