Base | Representation |
---|---|
bin | 111111001111110… |
… | …1101110000110100 |
3 | 12110220101010021012 |
4 | 1332133231300310 |
5 | 13321243234444 |
6 | 550331011352 |
7 | 103406524511 |
oct | 17637556064 |
9 | 5426333235 |
10 | 2122243124 |
11 | 999a50741 |
12 | 4b2899b58 |
13 | 27a8a8281 |
14 | 161bda308 |
15 | c64acb9e |
hex | 7e7edc34 |
2122243124 has 12 divisors (see below), whose sum is σ = 3717331044. Its totient is φ = 1060148544.
The previous prime is 2122243121. The next prime is 2122243139. The reversal of 2122243124 is 4213422212.
It can be written as a sum of positive squares in 2 ways, for example, as 1847280400 + 274962724 = 42980^2 + 16582^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2122243124.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122243121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238337 + ... + 247080.
It is an arithmetic number, because the mean of its divisors is an integer number (309777587).
Almost surely, 22122243124 is an apocalyptic number.
It is an amenable number.
2122243124 is a deficient number, since it is larger than the sum of its proper divisors (1595087920).
2122243124 is a wasteful number, since it uses less digits than its factorization.
2122243124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486514 (or 486512 counting only the distinct ones).
The product of its digits is 1536, while the sum is 23.
The square root of 2122243124 is about 46067.8100629930. The cubic root of 2122243124 is about 1285.0845778988.
Adding to 2122243124 its reverse (4213422212), we get a palindrome (6335665336).
It can be divided in two parts, 21222 and 43124, that added together give a palindrome (64346).
The spelling of 2122243124 in words is "two billion, one hundred twenty-two million, two hundred forty-three thousand, one hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •