Base | Representation |
---|---|
bin | 111110110011001… |
… | …1011001110010011 |
3 | 12102212010010020121 |
4 | 1331212123032103 |
5 | 13303422144404 |
6 | 545033051111 |
7 | 103135055026 |
oct | 17546331623 |
9 | 5385103217 |
10 | 2107224979 |
11 | 991523352 |
12 | 4a9856a97 |
13 | 27774a5b2 |
14 | 15dc0b1bd |
15 | c4ee2e54 |
hex | 7d99b393 |
2107224979 has 2 divisors, whose sum is σ = 2107224980. Its totient is φ = 2107224978.
The previous prime is 2107224967. The next prime is 2107225009. The reversal of 2107224979 is 9794227012.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2107224979 - 25 = 2107224947 is a prime.
It is a super-2 number, since 2×21072249792 = 8880794224243100882, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2107224929) 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 as a sum of consecutive naturals, namely, 1053612489 + 1053612490.
It is an arithmetic number, because the mean of its divisors is an integer number (1053612490).
Almost surely, 22107224979 is an apocalyptic number.
2107224979 is a deficient number, since it is larger than the sum of its proper divisors (1).
2107224979 is an equidigital number, since it uses as much as digits as its factorization.
2107224979 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 127008, while the sum is 43.
The square root of 2107224979 is about 45904.5202458320. The cubic root of 2107224979 is about 1282.0460804210.
The spelling of 2107224979 in words is "two billion, one hundred seven million, two hundred twenty-four thousand, nine hundred seventy-nine".
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