Base | Representation |
---|---|
bin | 110101000000001… |
… | …001001101101101 |
3 | 2021222020120111110 |
4 | 311000021031231 |
5 | 3310120331224 |
6 | 224123142233 |
7 | 31015221561 |
oct | 6500111555 |
9 | 2258216443 |
10 | 889230189 |
11 | 416a46891 |
12 | 209974979 |
13 | 1122c5613 |
14 | 861556a1 |
15 | 53100929 |
hex | 3500936d |
889230189 has 8 divisors (see below), whose sum is σ = 1187404672. Its totient is φ = 591937920.
The previous prime is 889230179. The next prime is 889230193. The reversal of 889230189 is 981032988.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 889230189 - 213 = 889221997 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (889230179) 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 7 ways as a sum of consecutive naturals, for example, 218197 + ... + 222234.
It is an arithmetic number, because the mean of its divisors is an integer number (148425584).
Almost surely, 2889230189 is an apocalyptic number.
It is an amenable number.
889230189 is a deficient number, since it is larger than the sum of its proper divisors (298174483).
889230189 is a wasteful number, since it uses less digits than its factorization.
889230189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441107.
The product of its (nonzero) digits is 248832, while the sum is 48.
The square root of 889230189 is about 29819.9629275423. The cubic root of 889230189 is about 961.6227577761.
The spelling of 889230189 in words is "eight hundred eighty-nine million, two hundred thirty thousand, one hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •