Base | Representation |
---|---|
bin | 100000000000… |
… | …010100101010 |
3 | 120210020211011 |
4 | 200000110222 |
5 | 4121434210 |
6 | 455454134 |
7 | 131212303 |
oct | 40002452 |
9 | 16706734 |
10 | 8389930 |
11 | 481052a |
12 | 298734a |
13 | 1979a73 |
14 | 11857aa |
15 | b0ad8a |
hex | 80052a |
8389930 has 8 divisors (see below), whose sum is σ = 15101892. Its totient is φ = 3355968.
The previous prime is 8389921. The next prime is 8389937. The reversal of 8389930 is 399838.
It can be written as a sum of positive squares in 2 ways, for example, as 6869641 + 1520289 = 2621^2 + 1233^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (8389937) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419487 + ... + 419506.
Almost surely, 28389930 is an apocalyptic number.
8389930 is a deficient number, since it is larger than the sum of its proper divisors (6711962).
8389930 is a wasteful number, since it uses less digits than its factorization.
8389930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 839000.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 8389930 is about 2896.5375882249. The cubic root of 8389930 is about 203.1980078390.
The spelling of 8389930 in words is "eight million, three hundred eighty-nine thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •