Base | Representation |
---|---|
bin | 1111110011111… |
… | …1000000000101 |
3 | 11121210022122212 |
4 | 3330333000011 |
5 | 113434141331 |
6 | 10325233205 |
7 | 1433460635 |
oct | 374770005 |
9 | 147708585 |
10 | 66318341 |
11 | 34486a51 |
12 | 1a262805 |
13 | 1097cb2b |
14 | 8b446c5 |
15 | 5c4ed2b |
hex | 3f3f005 |
66318341 has 8 divisors (see below), whose sum is σ = 71433120. Its totient is φ = 61366032.
The previous prime is 66318337. The next prime is 66318359. The reversal of 66318341 is 14381366.
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 66318341 - 22 = 66318337 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 66318298 and 66318307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66318391) 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, 39770 + ... + 41403.
It is an arithmetic number, because the mean of its divisors is an integer number (8929140).
Almost surely, 266318341 is an apocalyptic number.
It is an amenable number.
66318341 is a deficient number, since it is larger than the sum of its proper divisors (5114779).
66318341 is a wasteful number, since it uses less digits than its factorization.
66318341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81235.
The product of its digits is 10368, while the sum is 32.
The square root of 66318341 is about 8143.6073702015. The cubic root of 66318341 is about 404.7727038369.
The spelling of 66318341 in words is "sixty-six million, three hundred eighteen thousand, three hundred forty-one".
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