Base | Representation |
---|---|
bin | 1010101011110… |
… | …10110111011101 |
3 | 20020122210021220 |
4 | 11111322313131 |
5 | 140421212341 |
6 | 12521043553 |
7 | 2135601300 |
oct | 525726735 |
9 | 206583256 |
10 | 89632221 |
11 | 46660018 |
12 | 260265b9 |
13 | 15753723 |
14 | bc92b37 |
15 | 7d07a66 |
hex | 557addd |
89632221 has 12 divisors (see below), whose sum is σ = 139021632. Its totient is φ = 51218328.
The previous prime is 89632201. The next prime is 89632223. The reversal of 89632221 is 12223698.
It is a happy number.
It is not a de Polignac number, because 89632221 - 25 = 89632189 is a prime.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89632223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304725 + ... + 305018.
It is an arithmetic number, because the mean of its divisors is an integer number (11585136).
Almost surely, 289632221 is an apocalyptic number.
It is an amenable number.
89632221 is a deficient number, since it is larger than the sum of its proper divisors (49389411).
89632221 is a wasteful number, since it uses less digits than its factorization.
89632221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 609760 (or 609753 counting only the distinct ones).
The product of its digits is 10368, while the sum is 33.
The square root of 89632221 is about 9467.4294821773. The cubic root of 89632221 is about 447.5292092083.
The spelling of 89632221 in words is "eighty-nine million, six hundred thirty-two thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •