Base | Representation |
---|---|
bin | 1010101001010… |
… | …11000110010000 |
3 | 20020001012002200 |
4 | 11110223012100 |
5 | 140330233423 |
6 | 12510043200 |
7 | 2133040566 |
oct | 524530620 |
9 | 206035080 |
10 | 89305488 |
11 | 46457598 |
12 | 25aa9500 |
13 | 1566aaac |
14 | bc09a36 |
15 | 7c90d43 |
hex | 552b190 |
89305488 has 90 divisors (see below), whose sum is σ = 266025942. Its totient is φ = 27870720.
The previous prime is 89305487. The next prime is 89305493. The reversal of 89305488 is 88450398.
It can be written as a sum of positive squares in only one way, i.e., 84052224 + 5253264 = 9168^2 + 2292^2 .
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (89305483) 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 in 17 ways as a sum of consecutive naturals, for example, 467473 + ... + 467663.
Almost surely, 289305488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89305488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133012971).
89305488 is an abundant number, since it is smaller than the sum of its proper divisors (176720454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89305488 is a wasteful number, since it uses less digits than its factorization.
89305488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 413 (or 213 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 45.
The square root of 89305488 is about 9450.1580939157. The cubic root of 89305488 is about 446.9847599266.
The spelling of 89305488 in words is "eighty-nine million, three hundred five thousand, four hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •