Base | Representation |
---|---|
bin | 110101000001000… |
… | …100101101100001 |
3 | 2021222200221210101 |
4 | 311001010231201 |
5 | 3310201131024 |
6 | 224132302401 |
7 | 31020255223 |
oct | 6501045541 |
9 | 2258627711 |
10 | 889473889 |
11 | 4170a2997 |
12 | 209a71a01 |
13 | 11237c515 |
14 | 861ba413 |
15 | 5314cc44 |
hex | 35044b61 |
889473889 has 8 divisors (see below), whose sum is σ = 894929760. Its totient is φ = 884027136.
The previous prime is 889473853. The next prime is 889473901. The reversal of 889473889 is 988374988.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 889473889 - 213 = 889465697 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 889473889.
It is not an unprimeable number, because it can be changed into a prime (889473839) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343602 + ... + 346180.
It is an arithmetic number, because the mean of its divisors is an integer number (111866220).
Almost surely, 2889473889 is an apocalyptic number.
It is an amenable number.
889473889 is a deficient number, since it is larger than the sum of its proper divisors (5455871).
889473889 is a wasteful number, since it uses less digits than its factorization.
889473889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4559.
The product of its digits is 27869184, while the sum is 64.
The square root of 889473889 is about 29824.0488364675. The cubic root of 889473889 is about 961.7105963223.
The spelling of 889473889 in words is "eight hundred eighty-nine million, four hundred seventy-three thousand, eight hundred eighty-nine".
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