Base | Representation |
---|---|
bin | 111001001110… |
… | …1101011110110 |
3 | 2002110110111120 |
4 | 1302131223312 |
5 | 30140143011 |
6 | 2551044410 |
7 | 513022032 |
oct | 162355366 |
9 | 62413446 |
10 | 30006006 |
11 | 15a34a58 |
12 | a070706 |
13 | 62a7944 |
14 | 3db11c2 |
15 | 297aa06 |
hex | 1c9daf6 |
30006006 has 8 divisors (see below), whose sum is σ = 60012024. Its totient is φ = 10002000.
The previous prime is 30005977. The next prime is 30006013. The reversal of 30006006 is 60060003.
It is a sphenic number, since it is the product of 3 distinct primes.
30006006 is an admirable number.
30006006 is a modest number, since divided by 6006 gives 30 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500495 + ... + 2500506.
It is an arithmetic number, because the mean of its divisors is an integer number (7501503).
Almost surely, 230006006 is an apocalyptic number.
30006006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30006006 is a wasteful number, since it uses less digits than its factorization.
30006006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5001006.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 30006006 is about 5477.7738178935. The cubic root of 30006006 is about 310.7439848100.
Adding to 30006006 its reverse (60060003), we get a palindrome (90066009).
The spelling of 30006006 in words is "thirty million, six thousand, six", and thus it is an eban number.
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