Base | Representation |
---|---|
bin | 111111010011101… |
… | …0000111010101101 |
3 | 12111001002122221112 |
4 | 1332213100322231 |
5 | 13322300102000 |
6 | 550441241405 |
7 | 103432406264 |
oct | 17647207255 |
9 | 5431078845 |
10 | 2124222125 |
11 | 9a0082583 |
12 | 4b3493265 |
13 | 27b11bc8c |
14 | 1621935db |
15 | c674e235 |
hex | 7e9d0ead |
2124222125 has 8 divisors (see below), whose sum is σ = 2651029368. Its totient is φ = 1699377600.
The previous prime is 2124222103. The next prime is 2124222137. The reversal of 2124222125 is 5212224212.
It can be written as a sum of positive squares in 4 ways, for example, as 3988009 + 2120234116 = 1997^2 + 46046^2 .
It is not a de Polignac number, because 2124222125 - 224 = 2107444909 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2124222125.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 8496764 + ... + 8497013.
It is an arithmetic number, because the mean of its divisors is an integer number (331378671).
Almost surely, 22124222125 is an apocalyptic number.
2124222125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2124222125 is a deficient number, since it is larger than the sum of its proper divisors (526807243).
2124222125 is an equidigital number, since it uses as much as digits as its factorization.
2124222125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16993792 (or 16993782 counting only the distinct ones).
The product of its digits is 1280, while the sum is 23.
The square root of 2124222125 is about 46089.2842751979. The cubic root of 2124222125 is about 1285.4839027979.
Adding to 2124222125 its reverse (5212224212), we get a palindrome (7336446337).
The spelling of 2124222125 in words is "two billion, one hundred twenty-four million, two hundred twenty-two thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •