Base | Representation |
---|---|
bin | 10001000100010… |
… | …001000011101001 |
3 | 201221210010110001 |
4 | 101010101003221 |
5 | 1041300043423 |
6 | 44225023001 |
7 | 10044526405 |
oct | 2104210351 |
9 | 657703401 |
10 | 286331113 |
11 | 137698892 |
12 | 7ba84a61 |
13 | 474232c3 |
14 | 2a056105 |
15 | 1a20dcad |
hex | 111110e9 |
286331113 has 2 divisors, whose sum is σ = 286331114. Its totient is φ = 286331112.
The previous prime is 286331107. The next prime is 286331141. The reversal of 286331113 is 311133682.
It is an a-pointer prime, because the next prime (286331141) can be obtained adding 286331113 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 277822224 + 8508889 = 16668^2 + 2917^2 .
It is a cyclic number.
It is not a de Polignac number, because 286331113 - 25 = 286331081 is a prime.
It is not a weakly prime, because it can be changed into another prime (286331173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143165556 + 143165557.
It is an arithmetic number, because the mean of its divisors is an integer number (143165557).
Almost surely, 2286331113 is an apocalyptic number.
It is an amenable number.
286331113 is a deficient number, since it is larger than the sum of its proper divisors (1).
286331113 is an equidigital number, since it uses as much as digits as its factorization.
286331113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2592, while the sum is 28.
The square root of 286331113 is about 16921.3212545593. The cubic root of 286331113 is about 659.1073891475.
Adding to 286331113 its reverse (311133682), we get a palindrome (597464795).
The spelling of 286331113 in words is "two hundred eighty-six million, three hundred thirty-one thousand, one hundred thirteen".
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