Base | Representation |
---|---|
bin | 111111010101000… |
… | …0111000111100010 |
3 | 12111002111120200000 |
4 | 1332222013013202 |
5 | 13322442442133 |
6 | 550505240430 |
7 | 103441635126 |
oct | 17652070742 |
9 | 5432446600 |
10 | 2124968418 |
11 | 9a0542251 |
12 | 4b3793116 |
13 | 27b320881 |
14 | 162309586 |
15 | c684a413 |
hex | 7ea871e2 |
2124968418 has 96 divisors (see below), whose sum is σ = 4997341440. Its totient is φ = 676045440.
The previous prime is 2124968401. The next prime is 2124968429. The reversal of 2124968418 is 8148694212.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 935388 + ... + 937656.
It is an arithmetic number, because the mean of its divisors is an integer number (52055640).
Almost surely, 22124968418 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2124968418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2498670720).
2124968418 is an abundant number, since it is smaller than the sum of its proper divisors (2872373022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2124968418 is a wasteful number, since it uses less digits than its factorization.
2124968418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2374 (or 2362 counting only the distinct ones).
The product of its digits is 221184, while the sum is 45.
The square root of 2124968418 is about 46097.3797303057. The cubic root of 2124968418 is about 1285.6344261826.
The spelling of 2124968418 in words is "two billion, one hundred twenty-four million, nine hundred sixty-eight thousand, four hundred eighteen".
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