Base | Representation |
---|---|
bin | 1111111001001… |
… | …0111001110110 |
3 | 11122102210002012 |
4 | 3332102321312 |
5 | 114031141011 |
6 | 10340444222 |
7 | 1436421605 |
oct | 376227166 |
9 | 148383065 |
10 | 66662006 |
11 | 346a1174 |
12 | 1a3a9672 |
13 | 10a70398 |
14 | 8bd3a3c |
15 | 5cbba8b |
hex | 3f92e76 |
66662006 has 4 divisors (see below), whose sum is σ = 99993012. Its totient is φ = 33331002.
The previous prime is 66662003. The next prime is 66662009. The reversal of 66662006 is 60026666.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (66662003) and next prime (66662009).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66662003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16665500 + ... + 16665503.
It is an arithmetic number, because the mean of its divisors is an integer number (24998253).
Almost surely, 266662006 is an apocalyptic number.
66662006 is a deficient number, since it is larger than the sum of its proper divisors (33331006).
66662006 is a wasteful number, since it uses less digits than its factorization.
66662006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33331005.
The product of its (nonzero) digits is 15552, while the sum is 32.
The square root of 66662006 is about 8164.6803979090. The cubic root of 66662006 is about 405.4706837793.
The spelling of 66662006 in words is "sixty-six million, six hundred sixty-two thousand, six".
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