Base | Representation |
---|---|
bin | 1111101111110… |
… | …0011100010010 |
3 | 11121021110200120 |
4 | 3323330130102 |
5 | 113401430324 |
6 | 10315331110 |
7 | 1431244050 |
oct | 373743422 |
9 | 147243616 |
10 | 66045714 |
11 | 34310139 |
12 | 1a150a96 |
13 | 108b5a07 |
14 | 8ab31d0 |
15 | 5be9179 |
hex | 3efc712 |
66045714 has 64 divisors (see below), whose sum is σ = 160932096. Its totient is φ = 17639424.
The previous prime is 66045709. The next prime is 66045757. The reversal of 66045714 is 41754066.
It is a super-3 number, since 3×660457143 (a number of 24 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166164 + ... + 166560.
It is an arithmetic number, because the mean of its divisors is an integer number (2514564).
Almost surely, 266045714 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 66045714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80466048).
66045714 is an abundant number, since it is smaller than the sum of its proper divisors (94886382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66045714 is a wasteful number, since it uses less digits than its factorization.
66045714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 659.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 66045714 is about 8126.8514198304. The cubic root of 66045714 is about 404.2172841884.
The spelling of 66045714 in words is "sixty-six million, forty-five thousand, seven hundred fourteen".
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