Base | Representation |
---|---|
bin | 1001101101011… |
… | …1111001000111 |
3 | 2211122022022022 |
4 | 2123113321013 |
5 | 40411331213 |
6 | 4012553355 |
7 | 1003125614 |
oct | 233277107 |
9 | 84568268 |
10 | 40730183 |
11 | 20a9a20a |
12 | 1178285b |
13 | 8591000 |
14 | 55a350b |
15 | 3898308 |
hex | 26d7e47 |
40730183 has 8 divisors (see below), whose sum is σ = 44125200. Its totient is φ = 37595064.
The previous prime is 40730149. The next prime is 40730189. The reversal of 40730183 is 38103704.
It is not a de Polignac number, because 40730183 - 212 = 40726087 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40730189) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7073 + ... + 11466.
It is an arithmetic number, because the mean of its divisors is an integer number (5515650).
Almost surely, 240730183 is an apocalyptic number.
40730183 is a deficient number, since it is larger than the sum of its proper divisors (3395017).
40730183 is an equidigital number, since it uses as much as digits as its factorization.
40730183 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18578 (or 18552 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 40730183 is about 6382.0202914124. The cubic root of 40730183 is about 344.0636459441.
Adding to 40730183 its reverse (38103704), we get a palindrome (78833887).
The spelling of 40730183 in words is "forty million, seven hundred thirty thousand, one hundred eighty-three".
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