Base | Representation |
---|---|
bin | 111111100100… |
… | …000111110110 |
3 | 1011100120101021 |
4 | 333210013312 |
5 | 13231204110 |
6 | 1353051354 |
7 | 261430156 |
oct | 77440766 |
9 | 34316337 |
10 | 16663030 |
11 | 94511aa |
12 | 56b6b5a |
13 | 35b55a7 |
14 | 22da766 |
15 | 16e22da |
hex | fe41f6 |
16663030 has 8 divisors (see below), whose sum is σ = 29993472. Its totient is φ = 6665208.
The previous prime is 16663013. The next prime is 16663033. The reversal of 16663030 is 3036661.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 16662986 and 16663004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16663033) 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, 833142 + ... + 833161.
It is an arithmetic number, because the mean of its divisors is an integer number (3749184).
Almost surely, 216663030 is an apocalyptic number.
16663030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16663030 is a deficient number, since it is larger than the sum of its proper divisors (13330442).
16663030 is a wasteful number, since it uses less digits than its factorization.
16663030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1666310.
The product of its (nonzero) digits is 1944, while the sum is 25.
The square root of 16663030 is about 4082.0374814546. The cubic root of 16663030 is about 255.4178973666.
Adding to 16663030 its reverse (3036661), we get a palindrome (19699691).
The spelling of 16663030 in words is "sixteen million, six hundred sixty-three thousand, thirty".
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