Base | Representation |
---|---|
bin | 111111010100000… |
… | …0101101001000101 |
3 | 12111001111122012001 |
4 | 1332220011221011 |
5 | 13322324004320 |
6 | 550450025301 |
7 | 103434266020 |
oct | 17650055105 |
9 | 5431448161 |
10 | 2124438085 |
11 | 9a020a860 |
12 | 4b3578231 |
13 | 27b196373 |
14 | 16220c1b7 |
15 | c679320a |
hex | 7ea05a45 |
2124438085 has 16 divisors (see below), whose sum is σ = 3178380672. Its totient is φ = 1324324800.
The previous prime is 2124437999. The next prime is 2124438101. The reversal of 2124438085 is 5808344212.
It is a happy number.
It is not a de Polignac number, because 2124438085 - 217 = 2124307013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2758626 + ... + 2759395.
It is an arithmetic number, because the mean of its divisors is an integer number (198648792).
Almost surely, 22124438085 is an apocalyptic number.
It is an amenable number.
2124438085 is a deficient number, since it is larger than the sum of its proper divisors (1053942587).
2124438085 is a wasteful number, since it uses less digits than its factorization.
2124438085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5518044.
The product of its (nonzero) digits is 61440, while the sum is 37.
The square root of 2124438085 is about 46091.6270595864. The cubic root of 2124438085 is about 1285.5274644219.
The spelling of 2124438085 in words is "two billion, one hundred twenty-four million, four hundred thirty-eight thousand, eighty-five".
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