Base | Representation |
---|---|
bin | 10110101000100… |
… | …011010100010001 |
3 | 222110112020111022 |
4 | 112220203110101 |
5 | 1234202313134 |
6 | 101402525225 |
7 | 12260434061 |
oct | 2650432421 |
9 | 873466438 |
10 | 379729169 |
11 | 185390166 |
12 | a7206815 |
13 | 60894b21 |
14 | 386093a1 |
15 | 2350c52e |
hex | 16a23511 |
379729169 has 2 divisors, whose sum is σ = 379729170. Its totient is φ = 379729168.
The previous prime is 379729159. The next prime is 379729243. The reversal of 379729169 is 961927973.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 296700625 + 83028544 = 17225^2 + 9112^2 .
It is a cyclic number.
It is not a de Polignac number, because 379729169 - 216 = 379663633 is a prime.
It is a super-2 number, since 2×3797291692 = 288388483578861122, which contains 22 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 379729169.
It is not a weakly prime, because it can be changed into another prime (379729139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189864584 + 189864585.
It is an arithmetic number, because the mean of its divisors is an integer number (189864585).
Almost surely, 2379729169 is an apocalyptic number.
It is an amenable number.
379729169 is a deficient number, since it is larger than the sum of its proper divisors (1).
379729169 is an equidigital number, since it uses as much as digits as its factorization.
379729169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1285956, while the sum is 53.
The square root of 379729169 is about 19486.6407828543. The cubic root of 379729169 is about 724.1435270175.
The spelling of 379729169 in words is "three hundred seventy-nine million, seven hundred twenty-nine thousand, one hundred sixty-nine".
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