Base | Representation |
---|---|
bin | 1010101101110… |
… | …01100010000010 |
3 | 20021010211101110 |
4 | 11112321202002 |
5 | 141002421043 |
6 | 12530344150 |
7 | 2141020521 |
oct | 526714202 |
9 | 207124343 |
10 | 89888898 |
11 | 46815950 |
12 | 2612b056 |
13 | 158134c8 |
14 | bd1c4b8 |
15 | 7d58b33 |
hex | 55b9882 |
89888898 has 16 divisors (see below), whose sum is σ = 196121376. Its totient is φ = 27239040.
The previous prime is 89888857. The next prime is 89888927.
89888898 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (66), and also a Moran number because the ratio is a prime number: 1361953 = 89888898 / (8 + 9 + 8 + 8 + 8 + 8 + 9 + 8).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680911 + ... + 681042.
It is an arithmetic number, because the mean of its divisors is an integer number (12257586).
Almost surely, 289888898 is an apocalyptic number.
89888898 is an abundant number, since it is smaller than the sum of its proper divisors (106232478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89888898 is a wasteful number, since it uses less digits than its factorization.
89888898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1361969.
The product of its digits is 21233664, while the sum is 66.
The square root of 89888898 is about 9480.9755827130. The cubic root of 89888898 is about 447.9559938971.
The spelling of 89888898 in words is "eighty-nine million, eight hundred eighty-eight thousand, eight hundred ninety-eight".
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