Base | Representation |
---|---|
bin | 101111100101110101… |
… | …0101110001111111011 |
3 | 100202210120122000100121 |
4 | 1133023222232033323 |
5 | 3133302003102024 |
6 | 114541154514111 |
7 | 10245433024522 |
oct | 1371352561773 |
9 | 322716560317 |
10 | 102201222139 |
11 | 3a385a1a955 |
12 | 17982b95937 |
13 | 983987b453 |
14 | 4d375394b9 |
15 | 29d25e88e4 |
hex | 17cbaae3fb |
102201222139 has 2 divisors, whose sum is σ = 102201222140. Its totient is φ = 102201222138.
The previous prime is 102201222073. The next prime is 102201222157. The reversal of 102201222139 is 931222102201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102201222139 - 29 = 102201221627 is a prime.
It is not a weakly prime, because it can be changed into another prime (102201220139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100611069 + 51100611070.
It is an arithmetic number, because the mean of its divisors is an integer number (51100611070).
Almost surely, 2102201222139 is an apocalyptic number.
102201222139 is a deficient number, since it is larger than the sum of its proper divisors (1).
102201222139 is an equidigital number, since it uses as much as digits as its factorization.
102201222139 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 25.
The spelling of 102201222139 in words is "one hundred two billion, two hundred one million, two hundred twenty-two thousand, one hundred thirty-nine".
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