Base | Representation |
---|---|
bin | 10010111010100100… |
… | …100011010001101001 |
3 | 1221102102212120011221 |
4 | 102322210203101221 |
5 | 313043330404113 |
6 | 13155202022041 |
7 | 1316205155662 |
oct | 227244432151 |
9 | 57372776157 |
10 | 20310013033 |
11 | 8682522442 |
12 | 3b29947921 |
13 | 1bb89a01bb |
14 | da9544369 |
15 | 7dd0a698d |
hex | 4ba923469 |
20310013033 has 32 divisors (see below), whose sum is σ = 22476960000. Its totient is φ = 18265927680.
The previous prime is 20310013019. The next prime is 20310013049. The reversal of 20310013033 is 33031001302.
It is a cyclic number.
It is not a de Polignac number, because 20310013033 - 29 = 20310012521 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20310012998 and 20310013016.
It is not an unprimeable number, because it can be changed into a prime (20310013433) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23643358 + ... + 23644216.
It is an arithmetic number, because the mean of its divisors is an integer number (702405000).
Almost surely, 220310013033 is an apocalyptic number.
It is an amenable number.
20310013033 is a deficient number, since it is larger than the sum of its proper divisors (2166946967).
20310013033 is a wasteful number, since it uses less digits than its factorization.
20310013033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1345.
The product of its (nonzero) digits is 162, while the sum is 16.
Adding to 20310013033 its reverse (33031001302), we get a palindrome (53341014335).
The spelling of 20310013033 in words is "twenty billion, three hundred ten million, thirteen thousand, thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •