Base | Representation |
---|---|
bin | 1010101100010… |
… | …00011100010100 |
3 | 20020202121120102 |
4 | 11112020130110 |
5 | 140430002303 |
6 | 12522153232 |
7 | 2136222356 |
oct | 526103424 |
9 | 206677512 |
10 | 89687828 |
11 | 4669887a |
12 | 26052818 |
13 | 15772b29 |
14 | bca90d6 |
15 | 7d19288 |
hex | 5588714 |
89687828 has 48 divisors (see below), whose sum is σ = 171460800. Its totient is φ = 40907520.
The previous prime is 89687821. The next prime is 89687861. The reversal of 89687828 is 82878698.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89687821) 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 15 ways as a sum of consecutive naturals, for example, 333278 + ... + 333546.
It is an arithmetic number, because the mean of its divisors is an integer number (3572100).
Almost surely, 289687828 is an apocalyptic number.
It is an amenable number.
89687828 is a deficient number, since it is larger than the sum of its proper divisors (81772972).
89687828 is a wasteful number, since it uses less digits than its factorization.
89687828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440 (or 438 counting only the distinct ones).
The product of its digits is 3096576, while the sum is 56.
The square root of 89687828 is about 9470.3657796307. The cubic root of 89687828 is about 447.6217377356.
The spelling of 89687828 in words is "eighty-nine million, six hundred eighty-seven thousand, eight hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •