Base | Representation |
---|---|
bin | 1010101001001… |
… | …10100110100011 |
3 | 20020000020211201 |
4 | 11110212212203 |
5 | 140324141300 |
6 | 12505422031 |
7 | 2132633113 |
oct | 524464643 |
9 | 206006751 |
10 | 89287075 |
11 | 46444779 |
12 | 25a9a917 |
13 | 156625b7 |
14 | bc03043 |
15 | 7c8a66a |
hex | 55269a3 |
89287075 has 12 divisors (see below), whose sum is σ = 113073120. Its totient is φ = 69908960.
The previous prime is 89287073. The next prime is 89287087. The reversal of 89287075 is 57078298.
It is not a de Polignac number, because 89287075 - 21 = 89287073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89287073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36820 + ... + 39169.
It is an arithmetic number, because the mean of its divisors is an integer number (9422760).
Almost surely, 289287075 is an apocalyptic number.
89287075 is a deficient number, since it is larger than the sum of its proper divisors (23786045).
89287075 is a wasteful number, since it uses less digits than its factorization.
89287075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76046 (or 76041 counting only the distinct ones).
The product of its (nonzero) digits is 282240, while the sum is 46.
The square root of 89287075 is about 9449.1838271885. The cubic root of 89287075 is about 446.9540380517.
The spelling of 89287075 in words is "eighty-nine million, two hundred eighty-seven thousand, seventy-five".
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