Base | Representation |
---|---|
bin | 1111110011110… |
… | …1111101010111 |
3 | 11121210002210201 |
4 | 3330331331113 |
5 | 113434022241 |
6 | 10325201331 |
7 | 1433442325 |
oct | 374757527 |
9 | 147702721 |
10 | 66314071 |
11 | 3448381a |
12 | 1a260247 |
13 | 1097abc5 |
14 | 8b42d15 |
15 | 5c4d931 |
hex | 3f3df57 |
66314071 has 4 divisors (see below), whose sum is σ = 67248144. Its totient is φ = 65380000.
The previous prime is 66314069. The next prime is 66314099. The reversal of 66314071 is 17041366.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 66314071 - 21 = 66314069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66314021) 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, 466930 + ... + 467071.
It is an arithmetic number, because the mean of its divisors is an integer number (16812036).
Almost surely, 266314071 is an apocalyptic number.
66314071 is a deficient number, since it is larger than the sum of its proper divisors (934073).
66314071 is an equidigital number, since it uses as much as digits as its factorization.
66314071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 934072.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 66314071 is about 8143.3451971533. The cubic root of 66314071 is about 404.7640163631.
The spelling of 66314071 in words is "sixty-six million, three hundred fourteen thousand, seventy-one".
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