Base | Representation |
---|---|
bin | 10011110000011… |
… | …100110110001001 |
3 | 212002201022211212 |
4 | 103300130312021 |
5 | 1134323440134 |
6 | 52520302505 |
7 | 11133301334 |
oct | 2360346611 |
9 | 762638755 |
10 | 331468169 |
11 | 160117a3a |
12 | 93011a35 |
13 | 53898116 |
14 | 3204561b |
15 | 1e177bce |
hex | 13c1cd89 |
331468169 has 2 divisors, whose sum is σ = 331468170. Its totient is φ = 331468168.
The previous prime is 331468153. The next prime is 331468177. The reversal of 331468169 is 961864133.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 175218169 + 156250000 = 13237^2 + 12500^2 .
It is a cyclic number.
It is not a de Polignac number, because 331468169 - 24 = 331468153 is a prime.
It is a super-2 number, since 2×3314681692 = 219742294120425122, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (331468139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165734084 + 165734085.
It is an arithmetic number, because the mean of its divisors is an integer number (165734085).
Almost surely, 2331468169 is an apocalyptic number.
It is an amenable number.
331468169 is a deficient number, since it is larger than the sum of its proper divisors (1).
331468169 is an equidigital number, since it uses as much as digits as its factorization.
331468169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 93312, while the sum is 41.
The square root of 331468169 is about 18206.2673000261. The cubic root of 331468169 is about 692.0656220137.
The spelling of 331468169 in words is "three hundred thirty-one million, four hundred sixty-eight thousand, one hundred sixty-nine".
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