Base | Representation |
---|---|
bin | 111110110110110… |
… | …0011010001111110 |
3 | 12102222122000200012 |
4 | 1331231203101332 |
5 | 13304411433430 |
6 | 545141103222 |
7 | 103156665104 |
oct | 17555432176 |
9 | 5388560605 |
10 | 2109092990 |
11 | 992589864 |
12 | 4aa3b7b12 |
13 | 277c52924 |
14 | 160175c74 |
15 | c5261695 |
hex | 7db6347e |
2109092990 has 16 divisors (see below), whose sum is σ = 3797317152. Its totient is φ = 843426144.
The previous prime is 2109092983. The next prime is 2109093017. The reversal of 2109092990 is 992909012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19367 + ... + 67773.
It is an arithmetic number, because the mean of its divisors is an integer number (237332322).
Almost surely, 22109092990 is an apocalyptic number.
2109092990 is a deficient number, since it is larger than the sum of its proper divisors (1688224162).
2109092990 is a wasteful number, since it uses less digits than its factorization.
2109092990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52771.
The product of its (nonzero) digits is 26244, while the sum is 41.
The square root of 2109092990 is about 45924.8624385528. The cubic root of 2109092990 is about 1282.4248042376.
The spelling of 2109092990 in words is "two billion, one hundred nine million, ninety-two thousand, nine hundred ninety".
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