Base | Representation |
---|---|
bin | 1010111110001… |
… | …11101011010101 |
3 | 20102012022121122 |
4 | 11133013223111 |
5 | 142030401424 |
6 | 13044453325 |
7 | 2165234552 |
oct | 537075325 |
9 | 212168548 |
10 | 92043989 |
11 | 47a58014 |
12 | 269aa245 |
13 | 160b93cb |
14 | c31da29 |
15 | 813245e |
hex | 57c7ad5 |
92043989 has 2 divisors, whose sum is σ = 92043990. Its totient is φ = 92043988.
The previous prime is 92043977. The next prime is 92044033. The reversal of 92043989 is 98934029.
It is an a-pointer prime, because the next prime (92044033) can be obtained adding 92043989 to its sum of digits (44).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 88981489 + 3062500 = 9433^2 + 1750^2 .
It is a cyclic number.
It is not a de Polignac number, because 92043989 - 220 = 90995413 is a prime.
It is a super-2 number, since 2×920439892 = 16944191822064242, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (92043949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46021994 + 46021995.
It is an arithmetic number, because the mean of its divisors is an integer number (46021995).
Almost surely, 292043989 is an apocalyptic number.
It is an amenable number.
92043989 is a deficient number, since it is larger than the sum of its proper divisors (1).
92043989 is an equidigital number, since it uses as much as digits as its factorization.
92043989 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 139968, while the sum is 44.
The square root of 92043989 is about 9593.9558577263. The cubic root of 92043989 is about 451.5076821081.
The spelling of 92043989 in words is "ninety-two million, forty-three thousand, nine hundred eighty-nine".
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