Base | Representation |
---|---|
bin | 111001111111… |
… | …1011011101110 |
3 | 2010012210201022 |
4 | 1303333123232 |
5 | 30241001012 |
6 | 3003414142 |
7 | 516310226 |
oct | 163773356 |
9 | 63183638 |
10 | 30406382 |
11 | 16188846 |
12 | a224352 |
13 | 63b7c56 |
14 | 4077086 |
15 | 2a09472 |
hex | 1cff6ee |
30406382 has 8 divisors (see below), whose sum is σ = 45633000. Its totient is φ = 15195384.
The previous prime is 30406373. The next prime is 30406399. The reversal of 30406382 is 28360403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5369 + ... + 9467.
It is an arithmetic number, because the mean of its divisors is an integer number (5704125).
Almost surely, 230406382 is an apocalyptic number.
30406382 is a deficient number, since it is larger than the sum of its proper divisors (15226618).
30406382 is a wasteful number, since it uses less digits than its factorization.
30406382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7810.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 30406382 is about 5514.1982191430. The cubic root of 30406382 is about 312.1199886397.
Adding to 30406382 its reverse (28360403), we get a palindrome (58766785).
The spelling of 30406382 in words is "thirty million, four hundred six thousand, three hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •