Base | Representation |
---|---|
bin | 11101111111111001101 |
3 | 1211221102000 |
4 | 3233333031 |
5 | 222423424 |
6 | 33022513 |
7 | 11232600 |
oct | 3577715 |
9 | 1757360 |
10 | 982989 |
11 | 611597 |
12 | 3b4a39 |
13 | 285567 |
14 | 1b8337 |
15 | 1463c9 |
hex | effcd |
982989 has 24 divisors (see below), whose sum is σ = 1696320. Its totient is φ = 560952.
The previous prime is 982981. The next prime is 983063. The reversal of 982989 is 989289.
It is not a de Polignac number, because 982989 - 23 = 982981 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (982981) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 952 + ... + 1694.
It is an arithmetic number, because the mean of its divisors is an integer number (70680).
2982989 is an apocalyptic number.
It is an amenable number.
982989 is a deficient number, since it is larger than the sum of its proper divisors (713331).
982989 is a wasteful number, since it uses less digits than its factorization.
982989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 766 (or 753 counting only the distinct ones).
The product of its digits is 93312, while the sum is 45.
The square root of 982989 is about 991.4580172655. The cubic root of 982989 is about 99.4297206636.
The spelling of 982989 in words is "nine hundred eighty-two thousand, nine hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •