Base | Representation |
---|---|
bin | 1010101011110… |
… | …00111000011010 |
3 | 20020122101010202 |
4 | 11111320320122 |
5 | 140420432330 |
6 | 12520542202 |
7 | 2135535503 |
oct | 525707032 |
9 | 206571122 |
10 | 89624090 |
11 | 466549a6 |
12 | 26021962 |
13 | 1574cb0a |
14 | bc8dbaa |
15 | 7d05445 |
hex | 5578e1a |
89624090 has 16 divisors (see below), whose sum is σ = 161431272. Its totient is φ = 35825664.
The previous prime is 89624039. The next prime is 89624099. The reversal of 89624090 is 9042698.
It is a Cunningham number, because it is equal to 94672+1.
It can be written as a sum of positive squares in 4 ways, for example, as 89624089 + 1 = 9467^2 + 1^2 .
It is not an unprimeable number, because it can be changed into a prime (89624099) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27002 + ... + 30138.
Almost surely, 289624090 is an apocalyptic number.
89624090 is a deficient number, since it is larger than the sum of its proper divisors (71807182).
89624090 is a wasteful number, since it uses less digits than its factorization.
89624090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6001.
The product of its (nonzero) digits is 31104, while the sum is 38.
The square root of 89624090 is about 9467.0000528150. Note that the first 4 decimals coincide. The cubic root of 89624090 is about 447.5156762400.
The spelling of 89624090 in words is "eighty-nine million, six hundred twenty-four thousand, ninety".
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