Base | Representation |
---|---|
bin | 1010100111001… |
… | …11111010001111 |
3 | 20012112012121001 |
4 | 11103213322033 |
5 | 140242432122 |
6 | 12500121131 |
7 | 2130513343 |
oct | 523477217 |
9 | 205465531 |
10 | 89030287 |
11 | 46289855 |
12 | 259961a7 |
13 | 155a2758 |
14 | bb77623 |
15 | 7c39527 |
hex | 54e7e8f |
89030287 has 2 divisors, whose sum is σ = 89030288. Its totient is φ = 89030286.
The previous prime is 89030273. The next prime is 89030303. The reversal of 89030287 is 78203098.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 89030287 - 27 = 89030159 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (89030387) 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, 44515143 + 44515144.
It is an arithmetic number, because the mean of its divisors is an integer number (44515144).
Almost surely, 289030287 is an apocalyptic number.
89030287 is a deficient number, since it is larger than the sum of its proper divisors (1).
89030287 is an equidigital number, since it uses as much as digits as its factorization.
89030287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 89030287 is about 9435.5862033050. The cubic root of 89030287 is about 446.5251494081.
The spelling of 89030287 in words is "eighty-nine million, thirty thousand, two hundred eighty-seven".
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