Base | Representation |
---|---|
bin | 111001101110100… |
… | …100111000001101 |
3 | 2111111102110022101 |
4 | 321232210320031 |
5 | 3440414322424 |
6 | 240034315101 |
7 | 33000131125 |
oct | 7156447015 |
9 | 2444373271 |
10 | 968510989 |
11 | 457776706 |
12 | 230428a91 |
13 | 125863534 |
14 | 928b1c85 |
15 | 5a061344 |
hex | 39ba4e0d |
968510989 has 8 divisors (see below), whose sum is σ = 975195648. Its totient is φ = 961837200.
The previous prime is 968510987. The next prime is 968511031. The reversal of 968510989 is 989015869.
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 968510989 - 21 = 968510987 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (968510987) 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, 259839 + ... + 263539.
It is an arithmetic number, because the mean of its divisors is an integer number (121899456).
Almost surely, 2968510989 is an apocalyptic number.
It is an amenable number.
968510989 is a deficient number, since it is larger than the sum of its proper divisors (6684659).
968510989 is a wasteful number, since it uses less digits than its factorization.
968510989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5435.
The product of its (nonzero) digits is 1399680, while the sum is 55.
The square root of 968510989 is about 31120.9091930168. The cubic root of 968510989 is about 989.3915211350.
The spelling of 968510989 in words is "nine hundred sixty-eight million, five hundred ten thousand, nine hundred eighty-nine".
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