Base | Representation |
---|---|
bin | 1010100111010… |
… | …01000010001001 |
3 | 20012112102220111 |
4 | 11103221002021 |
5 | 140243104024 |
6 | 12500154321 |
7 | 2130532636 |
oct | 523510211 |
9 | 205472814 |
10 | 89034889 |
11 | 46292259 |
12 | 259989a1 |
13 | 155a4888 |
14 | bb7918d |
15 | 7c3aa94 |
hex | 54e9089 |
89034889 has 2 divisors, whose sum is σ = 89034890. Its totient is φ = 89034888.
The previous prime is 89034887. The next prime is 89034919. The reversal of 89034889 is 98843098.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 70476025 + 18558864 = 8395^2 + 4308^2 .
It is a cyclic number.
It is not a de Polignac number, because 89034889 - 21 = 89034887 is a prime.
It is a super-2 number, since 2×890348892 = 15854422918484642, which contains 22 as substring.
Together with 89034887, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (89034887) 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, 44517444 + 44517445.
It is an arithmetic number, because the mean of its divisors is an integer number (44517445).
Almost surely, 289034889 is an apocalyptic number.
It is an amenable number.
89034889 is a deficient number, since it is larger than the sum of its proper divisors (1).
89034889 is an equidigital number, since it uses as much as digits as its factorization.
89034889 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 497664, while the sum is 49.
The square root of 89034889 is about 9435.8300641756. The cubic root of 89034889 is about 446.5328429448.
The spelling of 89034889 in words is "eighty-nine million, thirty-four thousand, eight hundred eighty-nine".
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