Base | Representation |
---|---|
bin | 11011111011100… |
… | …00001000100101 |
3 | 121022212020212012 |
4 | 31331300020211 |
5 | 434434313444 |
6 | 35125404005 |
7 | 5543306216 |
oct | 1575601045 |
9 | 538766765 |
10 | 234291749 |
11 | 11028494a |
12 | 66569605 |
13 | 39702893 |
14 | 2318b40d |
15 | 1587eb9e |
hex | df70225 |
234291749 has 2 divisors, whose sum is σ = 234291750. Its totient is φ = 234291748.
The previous prime is 234291721. The next prime is 234291767. The reversal of 234291749 is 947192432.
234291749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 210105025 + 24186724 = 14495^2 + 4918^2 .
It is a cyclic number.
It is not a de Polignac number, because 234291749 - 220 = 233243173 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (234291719) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117145874 + 117145875.
It is an arithmetic number, because the mean of its divisors is an integer number (117145875).
Almost surely, 2234291749 is an apocalyptic number.
It is an amenable number.
234291749 is a deficient number, since it is larger than the sum of its proper divisors (1).
234291749 is an equidigital number, since it uses as much as digits as its factorization.
234291749 is an evil number, because the sum of its binary digits is even.
The product of its digits is 108864, while the sum is 41.
The square root of 234291749 is about 15306.5916846305. The cubic root of 234291749 is about 616.4800091832.
The spelling of 234291749 in words is "two hundred thirty-four million, two hundred ninety-one thousand, seven hundred forty-nine".
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