Base | Representation |
---|---|
bin | 111110110010101… |
… | …1011110001010111 |
3 | 12102211121220201200 |
4 | 1331211123301113 |
5 | 13303340340304 |
6 | 545023323543 |
7 | 103132623222 |
oct | 17545336127 |
9 | 5384556650 |
10 | 2106965079 |
11 | 99136605a |
12 | 4a97505b3 |
13 | 2776891cb |
14 | 15db805b9 |
15 | c4e90e39 |
hex | 7d95bc57 |
2106965079 has 12 divisors (see below), whose sum is σ = 3049649616. Its totient is φ = 1401756192.
The previous prime is 2106965053. The next prime is 2106965083. The reversal of 2106965079 is 9705696012.
It is a happy number.
It is not a de Polignac number, because 2106965079 - 220 = 2105916503 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2106965009) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235974 + ... + 244739.
It is an arithmetic number, because the mean of its divisors is an integer number (254137468).
Almost surely, 22106965079 is an apocalyptic number.
2106965079 is a deficient number, since it is larger than the sum of its proper divisors (942684537).
2106965079 is a wasteful number, since it uses less digits than its factorization.
2106965079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481206 (or 481203 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 45.
The square root of 2106965079 is about 45901.6892826397. The cubic root of 2106965079 is about 1281.9933701061.
The spelling of 2106965079 in words is "two billion, one hundred six million, nine hundred sixty-five thousand, seventy-nine".
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