Base | Representation |
---|---|
bin | 1010101100010… |
… | …10111010101000 |
3 | 20020210010110200 |
4 | 11112022322220 |
5 | 140430313320 |
6 | 12522312200 |
7 | 2136264042 |
oct | 526127250 |
9 | 206703420 |
10 | 89697960 |
11 | 466a5450 |
12 | 26058660 |
13 | 15777621 |
14 | bcaca92 |
15 | 7d1c290 |
hex | 558aea8 |
89697960 has 96 divisors (see below), whose sum is σ = 318034080. Its totient is φ = 21744000.
The previous prime is 89697901. The next prime is 89697961. The reversal of 89697960 is 6979698.
It is a junction number, because it is equal to n+sod(n) for n = 89697897 and 89697906.
It is not an unprimeable number, because it can be changed into a prime (89697961) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7366 + ... + 15285.
It is an arithmetic number, because the mean of its divisors is an integer number (3312855).
Almost surely, 289697960 is an apocalyptic number.
It is an amenable number.
89697960 is an abundant number, since it is smaller than the sum of its proper divisors (228336120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89697960 is a wasteful number, since it uses less digits than its factorization.
89697960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22679 (or 22672 counting only the distinct ones).
The product of its (nonzero) digits is 1469664, while the sum is 54.
The square root of 89697960 is about 9470.9006963435. The cubic root of 89697960 is about 447.6385929870.
The spelling of 89697960 in words is "eighty-nine million, six hundred ninety-seven thousand, nine hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •