Base | Representation |
---|---|
bin | 111110100010… |
… | …111110001001 |
3 | 1010212000022112 |
4 | 332202332021 |
5 | 13144134134 |
6 | 1343232105 |
7 | 256236146 |
oct | 76427611 |
9 | 33760275 |
10 | 16396169 |
11 | 9289759 |
12 | 55a8635 |
13 | 3520c9a |
14 | 226b3cd |
15 | 168d1ce |
hex | fa2f89 |
16396169 has 2 divisors, whose sum is σ = 16396170. Its totient is φ = 16396168.
The previous prime is 16396147. The next prime is 16396181. The reversal of 16396169 is 96169361.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13227769 + 3168400 = 3637^2 + 1780^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16396169 is a prime.
It is a super-2 number, since 2×163961692 = 537668715753122, which 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 (16396469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8198084 + 8198085.
It is an arithmetic number, because the mean of its divisors is an integer number (8198085).
Almost surely, 216396169 is an apocalyptic number.
It is an amenable number.
16396169 is a deficient number, since it is larger than the sum of its proper divisors (1).
16396169 is an equidigital number, since it uses as much as digits as its factorization.
16396169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 52488, while the sum is 41.
The square root of 16396169 is about 4049.2183196266. The cubic root of 16396169 is about 254.0470338842.
The spelling of 16396169 in words is "sixteen million, three hundred ninety-six thousand, one hundred sixty-nine".
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