Base | Representation |
---|---|
bin | 101111100110001001… |
… | …1111011001110000001 |
3 | 100202211022221202120202 |
4 | 1133030103323032001 |
5 | 3133312234220134 |
6 | 114542222214545 |
7 | 10245623601434 |
oct | 1371423731601 |
9 | 322738852522 |
10 | 102212023169 |
11 | 3a391027923 |
12 | 17986724455 |
13 | 983bb907a9 |
14 | 4d38b4b81b |
15 | 29d352dd7e |
hex | 17cc4fb381 |
102212023169 has 2 divisors, whose sum is σ = 102212023170. Its totient is φ = 102212023168.
The previous prime is 102212023141. The next prime is 102212023187. The reversal of 102212023169 is 961320212201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 79104375025 + 23107648144 = 281255^2 + 152012^2 .
It is a cyclic number.
It is not a de Polignac number, because 102212023169 - 216 = 102211957633 is a prime.
It is a super-2 number, since 2×1022120231692 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (102212022169) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106011584 + 51106011585.
It is an arithmetic number, because the mean of its divisors is an integer number (51106011585).
Almost surely, 2102212023169 is an apocalyptic number.
It is an amenable number.
102212023169 is a deficient number, since it is larger than the sum of its proper divisors (1).
102212023169 is an equidigital number, since it uses as much as digits as its factorization.
102212023169 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 29.
The spelling of 102212023169 in words is "one hundred two billion, two hundred twelve million, twenty-three thousand, one hundred sixty-nine".
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