Base | Representation |
---|---|
bin | 1111110101010… |
… | …1011001010011 |
3 | 11121221222111010 |
4 | 3331111121103 |
5 | 114000110232 |
6 | 10331222003 |
7 | 1434322233 |
oct | 375253123 |
9 | 147858433 |
10 | 66410067 |
11 | 34539959 |
12 | 1a2a7903 |
13 | 109b27c9 |
14 | 8b69cc3 |
15 | 5c6c0cc |
hex | 3f55653 |
66410067 has 8 divisors (see below), whose sum is σ = 88602624. Its totient is φ = 44245448.
The previous prime is 66410059. The next prime is 66410093. The reversal of 66410067 is 76001466.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 66410067 - 23 = 66410059 is a prime.
It is not an unprimeable number, because it can be changed into a prime (66418067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603 + ... + 11540.
It is an arithmetic number, because the mean of its divisors is an integer number (11075328).
Almost surely, 266410067 is an apocalyptic number.
66410067 is a deficient number, since it is larger than the sum of its proper divisors (22192557).
66410067 is a wasteful number, since it uses less digits than its factorization.
66410067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13969.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 66410067 is about 8149.2372035670. The cubic root of 66410067 is about 404.9592338178.
It can be divided in two parts, 664 and 10067, that added together give a triangular number (10731 = T146).
The spelling of 66410067 in words is "sixty-six million, four hundred ten thousand, sixty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •