Base | Representation |
---|---|
bin | 111111001111100… |
… | …1111101011101001 |
3 | 12110220010212020211 |
4 | 1332133033223221 |
5 | 13321230314123 |
6 | 550324221121 |
7 | 103405502344 |
oct | 17637175351 |
9 | 5426125224 |
10 | 2122119913 |
11 | 999977111 |
12 | 4b283a7a1 |
13 | 27a864174 |
14 | 161ba745b |
15 | c648640d |
hex | 7e7cfae9 |
2122119913 has 2 divisors, whose sum is σ = 2122119914. Its totient is φ = 2122119912.
The previous prime is 2122119907. The next prime is 2122120031. The reversal of 2122119913 is 3199112212.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2032476889 + 89643024 = 45083^2 + 9468^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2122119913 is a prime.
It is a super-2 number, since 2×21221199132 = 9006785850302255138, which contains 22 as substring.
It is a nialpdrome in base 11.
It is a zygodrome in base 11.
It is not a weakly prime, because it can be changed into another prime (2122113913) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061059956 + 1061059957.
It is an arithmetic number, because the mean of its divisors is an integer number (1061059957).
Almost surely, 22122119913 is an apocalyptic number.
It is an amenable number.
2122119913 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122119913 is an equidigital number, since it uses as much as digits as its factorization.
2122119913 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1944, while the sum is 31.
The square root of 2122119913 is about 46066.4727649079. The cubic root of 2122119913 is about 1285.0597080464.
The spelling of 2122119913 in words is "two billion, one hundred twenty-two million, one hundred nineteen thousand, nine hundred thirteen".
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