Base | Representation |
---|---|
bin | 11100111001000100… |
… | …010101101111010100 |
3 | 2222001222202112212220 |
4 | 130321010111233110 |
5 | 1002013141210004 |
6 | 22130145342340 |
7 | 2145521301642 |
oct | 347104255724 |
9 | 88058675786 |
10 | 31022210004 |
11 | 1217a257595 |
12 | 60193379b0 |
13 | 2c050aa5a6 |
14 | 17040d8192 |
15 | c18745dd9 |
hex | 739115bd4 |
31022210004 has 12 divisors (see below), whose sum is σ = 72385156704. Its totient is φ = 10340736664.
The previous prime is 31022209961. The next prime is 31022210027. The reversal of 31022210004 is 40001222013.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292592072 + ... + 1292592095.
It is an arithmetic number, because the mean of its divisors is an integer number (6032096392).
Almost surely, 231022210004 is an apocalyptic number.
It is an amenable number.
31022210004 is an abundant number, since it is smaller than the sum of its proper divisors (41362946700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31022210004 is a wasteful number, since it uses less digits than its factorization.
31022210004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2585184174 (or 2585184172 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 31022210004 its reverse (40001222013), we get a palindrome (71023432017).
The spelling of 31022210004 in words is "thirty-one billion, twenty-two million, two hundred ten thousand, four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •