Base | Representation |
---|---|
bin | 1001101000111… |
… | …0101100010111 |
3 | 2211002002000201 |
4 | 2122032230113 |
5 | 40322232414 |
6 | 4002321331 |
7 | 1000436524 |
oct | 232165427 |
9 | 84062021 |
10 | 40430359 |
11 | 20904a22 |
12 | 11659247 |
13 | 84b76b8 |
14 | 552614b |
15 | 3839574 |
hex | 268eb17 |
40430359 has 2 divisors, whose sum is σ = 40430360. Its totient is φ = 40430358.
The previous prime is 40430353. The next prime is 40430371. The reversal of 40430359 is 95303404.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40430359 is a prime.
It is a super-2 number, since 2×404303592 = 3269227857737762, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40430353) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20215179 + 20215180.
It is an arithmetic number, because the mean of its divisors is an integer number (20215180).
Almost surely, 240430359 is an apocalyptic number.
40430359 is a deficient number, since it is larger than the sum of its proper divisors (1).
40430359 is an equidigital number, since it uses as much as digits as its factorization.
40430359 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 40430359 is about 6358.4871628399. The cubic root of 40430359 is about 343.2173226885.
The spelling of 40430359 in words is "forty million, four hundred thirty thousand, three hundred fifty-nine".
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