Base | Representation |
---|---|
bin | 1000101111101… |
… | …10101000110001 |
3 | 12010001011200222 |
4 | 10113312220301 |
5 | 122240040334 |
6 | 11140222425 |
7 | 1550365202 |
oct | 427665061 |
9 | 163034628 |
10 | 73361969 |
11 | 38457a2a |
12 | 2069aa15 |
13 | 12277b65 |
14 | 9a595a9 |
15 | 6691d2e |
hex | 45f6a31 |
73361969 has 2 divisors, whose sum is σ = 73361970. Its totient is φ = 73361968.
The previous prime is 73361941. The next prime is 73362011. The reversal of 73361969 is 96916337.
It is a happy number.
73361969 is nontrivially palindromic in base 14.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54760000 + 18601969 = 7400^2 + 4313^2 .
It is a cyclic number.
It is not a de Polignac number, because 73361969 - 224 = 56584753 is a prime.
It is a super-2 number, since 2×733619692 = 10763956991113922, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (73361929) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36680984 + 36680985.
It is an arithmetic number, because the mean of its divisors is an integer number (36680985).
Almost surely, 273361969 is an apocalyptic number.
It is an amenable number.
73361969 is a deficient number, since it is larger than the sum of its proper divisors (1).
73361969 is an equidigital number, since it uses as much as digits as its factorization.
73361969 is an evil number, because the sum of its binary digits is even.
The product of its digits is 183708, while the sum is 44.
The square root of 73361969 is about 8565.1601853089. The cubic root of 73361969 is about 418.6235532972.
The spelling of 73361969 in words is "seventy-three million, three hundred sixty-one thousand, nine hundred sixty-nine".
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