Base | Representation |
---|---|
bin | 100100011100… |
… | …1010111011101 |
3 | 1022221212002101 |
4 | 1020321113131 |
5 | 14342444331 |
6 | 1521325101 |
7 | 321266236 |
oct | 110712735 |
9 | 38855071 |
10 | 19109341 |
11 | a872149 |
12 | 6496791 |
13 | 3c60c04 |
14 | 277608d |
15 | 1a27061 |
hex | 12395dd |
19109341 has 2 divisors, whose sum is σ = 19109342. Its totient is φ = 19109340.
The previous prime is 19109327. The next prime is 19109357. The reversal of 19109341 is 14390191.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12809241 + 6300100 = 3579^2 + 2510^2 .
It is a cyclic number.
It is not a de Polignac number, because 19109341 - 215 = 19076573 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (19109371) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9554670 + 9554671.
It is an arithmetic number, because the mean of its divisors is an integer number (9554671).
Almost surely, 219109341 is an apocalyptic number.
It is an amenable number.
19109341 is a deficient number, since it is larger than the sum of its proper divisors (1).
19109341 is an equidigital number, since it uses as much as digits as its factorization.
19109341 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 972, while the sum is 28.
The square root of 19109341 is about 4371.4232236195. The cubic root of 19109341 is about 267.3510557561.
The spelling of 19109341 in words is "nineteen million, one hundred nine thousand, three hundred forty-one".
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