Base | Representation |
---|---|
bin | 1010101010010… |
… | …10101010100111 |
3 | 20020021202110200 |
4 | 11111022222213 |
5 | 140343403131 |
6 | 12512521543 |
7 | 2134116555 |
oct | 525125247 |
9 | 206252420 |
10 | 89434791 |
11 | 46535756 |
12 | 25b502b3 |
13 | 156b48c4 |
14 | bc40bd5 |
15 | 7cb92e6 |
hex | 554aaa7 |
89434791 has 6 divisors (see below), whose sum is σ = 129183600. Its totient is φ = 59623188.
The previous prime is 89434789. The next prime is 89434799. The reversal of 89434791 is 19743498.
It is not a de Polignac number, because 89434791 - 21 = 89434789 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89434799) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4968591 + ... + 4968608.
It is an arithmetic number, because the mean of its divisors is an integer number (21530600).
Almost surely, 289434791 is an apocalyptic number.
89434791 is a deficient number, since it is larger than the sum of its proper divisors (39748809).
89434791 is a wasteful number, since it uses less digits than its factorization.
89434791 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9937205 (or 9937202 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 89434791 is about 9456.9969334879. The cubic root of 89434791 is about 447.2003816095.
The spelling of 89434791 in words is "eighty-nine million, four hundred thirty-four thousand, seven hundred ninety-one".
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