Base | Representation |
---|---|
bin | 1000001010001… |
… | …11100101000110 |
3 | 11202210122121112 |
4 | 10011013211012 |
5 | 120010410010 |
6 | 10443045022 |
7 | 1460551343 |
oct | 405074506 |
9 | 152718545 |
10 | 68450630 |
11 | 35702a76 |
12 | 1ab10772 |
13 | 11248541 |
14 | 913b7ca |
15 | 6021a05 |
hex | 4147946 |
68450630 has 8 divisors (see below), whose sum is σ = 123211152. Its totient is φ = 27380248.
The previous prime is 68450623. The next prime is 68450633. The reversal of 68450630 is 3605486.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68450633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3422522 + ... + 3422541.
It is an arithmetic number, because the mean of its divisors is an integer number (15401394).
Almost surely, 268450630 is an apocalyptic number.
68450630 is a deficient number, since it is larger than the sum of its proper divisors (54760522).
68450630 is a wasteful number, since it uses less digits than its factorization.
68450630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6845070.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 68450630 is about 8273.4895902515. The cubic root of 68450630 is about 409.0651514347.
The spelling of 68450630 in words is "sixty-eight million, four hundred fifty thousand, six hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •