Base | Representation |
---|---|
bin | 11100101100010001001 |
3 | 1202202200002 |
4 | 3211202021 |
5 | 220041134 |
6 | 32052345 |
7 | 10664006 |
oct | 3454211 |
9 | 1682602 |
10 | 940169 |
11 | 5923aa |
12 | 3940b5 |
13 | 26bc19 |
14 | 1a68ad |
15 | 13887e |
hex | e5889 |
940169 has 2 divisors, whose sum is σ = 940170. Its totient is φ = 940168.
The previous prime is 940157. The next prime is 940183. The reversal of 940169 is 961049.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 620944 + 319225 = 788^2 + 565^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-940169 is a prime.
It is a super-2 number, since 2×9401692 = 1767835497122, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is equal to p74198 and since 940169 and 74198 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (940189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470084 + 470085.
It is an arithmetic number, because the mean of its divisors is an integer number (470085).
2940169 is an apocalyptic number.
It is an amenable number.
940169 is a deficient number, since it is larger than the sum of its proper divisors (1).
940169 is an equidigital number, since it uses as much as digits as its factorization.
940169 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 940169 is about 969.6231226616. The cubic root of 940169 is about 97.9644810890.
The spelling of 940169 in words is "nine hundred forty thousand, one hundred sixty-nine".
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