Base | Representation |
---|---|
bin | 1010101010100… |
… | …00011010010001 |
3 | 20020022221202011 |
4 | 11111100122101 |
5 | 140400131241 |
6 | 12513222521 |
7 | 2134245301 |
oct | 525203221 |
9 | 206287664 |
10 | 89458321 |
11 | 465513a7 |
12 | 25b61a41 |
13 | 156c2524 |
14 | bc49601 |
15 | 7cc1281 |
hex | 5550691 |
89458321 has 2 divisors, whose sum is σ = 89458322. Its totient is φ = 89458320.
The previous prime is 89458309. The next prime is 89458331. The reversal of 89458321 is 12385498.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 76317696 + 13140625 = 8736^2 + 3625^2 .
It is a cyclic number.
It is not a de Polignac number, because 89458321 - 211 = 89456273 is a prime.
It is a super-2 number, since 2×894583212 = 16005582392278082, which contains 22 as substring.
It is a Chen prime.
It is an alternating number because its digits alternate between even and odd.
It is not a weakly prime, because it can be changed into another prime (89458331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44729160 + 44729161.
It is an arithmetic number, because the mean of its divisors is an integer number (44729161).
Almost surely, 289458321 is an apocalyptic number.
It is an amenable number.
89458321 is a deficient number, since it is larger than the sum of its proper divisors (1).
89458321 is an equidigital number, since it uses as much as digits as its factorization.
89458321 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 69120, while the sum is 40.
The square root of 89458321 is about 9458.2409041005. The cubic root of 89458321 is about 447.2395971548.
The spelling of 89458321 in words is "eighty-nine million, four hundred fifty-eight thousand, three hundred twenty-one".
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