Base | Representation |
---|---|
bin | 111111010001011… |
… | …0010111100011011 |
3 | 12110221220011011100 |
4 | 1332202302330123 |
5 | 13322000111104 |
6 | 550400202443 |
7 | 103416430263 |
oct | 17642627433 |
9 | 5427804140 |
10 | 2123050779 |
11 | 99a452523 |
12 | 4b3009423 |
13 | 27aacba85 |
14 | 161d6a7a3 |
15 | c65bc139 |
hex | 7e8b2f1b |
2123050779 has 12 divisors (see below), whose sum is σ = 3165552832. Its totient is φ = 1369710000.
The previous prime is 2123050753. The next prime is 2123050799. The reversal of 2123050779 is 9770503212.
It is not a de Polignac number, because 2123050779 - 215 = 2123018011 is a prime.
It is a super-2 number, since 2×21230507792 = 9014689220425013682, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2123050799) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 3804472 + ... + 3805029.
Almost surely, 22123050779 is an apocalyptic number.
2123050779 is a deficient number, since it is larger than the sum of its proper divisors (1042502053).
2123050779 is a wasteful number, since it uses less digits than its factorization.
2123050779 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7609538 (or 7609535 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 2123050779 is about 46076.5751656956. The cubic root of 2123050779 is about 1285.2475773430.
The spelling of 2123050779 in words is "two billion, one hundred twenty-three million, fifty thousand, seven hundred seventy-nine".
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