Base | Representation |
---|---|
bin | 111000010110000101… |
… | …0010111100111010111 |
3 | 102120022200211212112222 |
4 | 1300230022113213113 |
5 | 3440301444444314 |
6 | 131330413532555 |
7 | 11512331013116 |
oct | 1605412274727 |
9 | 376280755488 |
10 | 120999999959 |
11 | 47352388973 |
12 | 1b54a7a415b |
13 | b544424517 |
14 | 5bdc093c7d |
15 | 3232b86c8e |
hex | 1c2c2979d7 |
120999999959 has 2 divisors, whose sum is σ = 120999999960. Its totient is φ = 120999999958.
The previous prime is 120999999889. The next prime is 121000000021. The reversal of 120999999959 is 959999999021.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120999999959 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120999999559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60499999979 + 60499999980.
It is an arithmetic number, because the mean of its divisors is an integer number (60499999980).
Almost surely, 2120999999959 is an apocalyptic number.
120999999959 is a deficient number, since it is larger than the sum of its proper divisors (1).
120999999959 is an equidigital number, since it uses as much as digits as its factorization.
120999999959 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 430467210, while the sum is 80.
The spelling of 120999999959 in words is "one hundred twenty billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty-nine".
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