Base | Representation |
---|---|
bin | 111111010011011… |
… | …1100100110110100 |
3 | 12111000221102211022 |
4 | 1332212330212310 |
5 | 13322234421212 |
6 | 550435400312 |
7 | 103431611606 |
oct | 17646744664 |
9 | 5430842738 |
10 | 2124138932 |
11 | 9a0026023 |
12 | 4b3453098 |
13 | 27b0c0156 |
14 | 162171176 |
15 | c6734772 |
hex | 7e9bc9b4 |
2124138932 has 12 divisors (see below), whose sum is σ = 3718290660. Its totient is φ = 1061770176.
The previous prime is 2124138911. The next prime is 2124138937. The reversal of 2124138932 is 2398314212.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 378069136 + 1746069796 = 19444^2 + 41786^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2124138892 and 2124138901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2124138937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58457 + ... + 87552.
It is an arithmetic number, because the mean of its divisors is an integer number (309857555).
Almost surely, 22124138932 is an apocalyptic number.
It is an amenable number.
2124138932 is a deficient number, since it is larger than the sum of its proper divisors (1594151728).
2124138932 is a wasteful number, since it uses less digits than its factorization.
2124138932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149650 (or 149648 counting only the distinct ones).
The product of its digits is 20736, while the sum is 35.
The square root of 2124138932 is about 46088.3817463794. The cubic root of 2124138932 is about 1285.4671210221.
The spelling of 2124138932 in words is "two billion, one hundred twenty-four million, one hundred thirty-eight thousand, nine hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •