Base | Representation |
---|---|
bin | 1111110010110… |
… | …0001011011001 |
3 | 11121122101220022 |
4 | 3330230023121 |
5 | 113424204431 |
6 | 10323440225 |
7 | 1433020103 |
oct | 374541331 |
9 | 147571808 |
10 | 66241241 |
11 | 34434030 |
12 | 1a226075 |
13 | 10953a01 |
14 | 8b24573 |
15 | 5c3707b |
hex | 3f2c2d9 |
66241241 has 8 divisors (see below), whose sum is σ = 72458400. Its totient is φ = 60056640.
The previous prime is 66241237. The next prime is 66241261. The reversal of 66241241 is 14214266.
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 66241241 - 22 = 66241237 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 66241241.
It is not an unprimeable number, because it can be changed into a prime (66241261) 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, 3776 + ... + 12113.
It is an arithmetic number, because the mean of its divisors is an integer number (9057300).
Almost surely, 266241241 is an apocalyptic number.
It is an amenable number.
66241241 is a deficient number, since it is larger than the sum of its proper divisors (6217159).
66241241 is a wasteful number, since it uses less digits than its factorization.
66241241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16279.
The product of its digits is 2304, while the sum is 26.
The square root of 66241241 is about 8138.8722191714. The cubic root of 66241241 is about 404.6157835608.
The spelling of 66241241 in words is "sixty-six million, two hundred forty-one thousand, two hundred forty-one".
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