Base | Representation |
---|---|
bin | 111011111001100… |
… | …1011111001101001 |
3 | 12012001222211210100 |
4 | 1313303023321221 |
5 | 13104014004133 |
6 | 531235140013 |
7 | 100543632366 |
oct | 16763137151 |
9 | 5161884710 |
10 | 2009906793 |
11 | 9415a37a4 |
12 | 481144609 |
13 | 26053567b |
14 | 150d1746d |
15 | bb6bce13 |
hex | 77ccbe69 |
2009906793 has 24 divisors (see below), whose sum is σ = 3008618496. Its totient is φ = 1291622400.
The previous prime is 2009906777. The next prime is 2009906807. The reversal of 2009906793 is 3976099002.
It is not a de Polignac number, because 2009906793 - 24 = 2009906777 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2009906713) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57688 + ... + 85718.
It is an arithmetic number, because the mean of its divisors is an integer number (125359104).
Almost surely, 22009906793 is an apocalyptic number.
It is an amenable number.
2009906793 is a deficient number, since it is larger than the sum of its proper divisors (998711703).
2009906793 is a wasteful number, since it uses less digits than its factorization.
2009906793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28325 (or 28322 counting only the distinct ones).
The product of its (nonzero) digits is 183708, while the sum is 45.
The square root of 2009906793 is about 44831.9840404147. The cubic root of 2009906793 is about 1261.9979206451.
The spelling of 2009906793 in words is "two billion, nine million, nine hundred six thousand, seven hundred ninety-three".
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