Base | Representation |
---|---|
bin | 1100011011110… |
… | …01100110100101 |
3 | 21021021100110021 |
4 | 12031321212211 |
5 | 203200311414 |
6 | 14203355141 |
7 | 2404411234 |
oct | 615714645 |
9 | 237240407 |
10 | 104307109 |
11 | 53973525 |
12 | 2ab22ab1 |
13 | 187c10aa |
14 | dbd2b1b |
15 | 9255c24 |
hex | 63799a5 |
104307109 has 2 divisors, whose sum is σ = 104307110. Its totient is φ = 104307108.
The previous prime is 104307089. The next prime is 104307143. The reversal of 104307109 is 901703401.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 74909025 + 29398084 = 8655^2 + 5422^2 .
It is an emirp because it is prime and its reverse (901703401) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 104307109 - 225 = 70752677 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (104307149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52153554 + 52153555.
It is an arithmetic number, because the mean of its divisors is an integer number (52153555).
Almost surely, 2104307109 is an apocalyptic number.
It is an amenable number.
104307109 is a deficient number, since it is larger than the sum of its proper divisors (1).
104307109 is an equidigital number, since it uses as much as digits as its factorization.
104307109 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 104307109 is about 10213.0851851926. The cubic root of 104307109 is about 470.7293775521.
The spelling of 104307109 in words is "one hundred four million, three hundred seven thousand, one hundred nine".
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