Base | Representation |
---|---|
bin | 1111110001000… |
… | …1000110000110 |
3 | 11121102202201202 |
4 | 3330101012012 |
5 | 113412132220 |
6 | 10321222502 |
7 | 1432045511 |
oct | 374210606 |
9 | 147382652 |
10 | 66130310 |
11 | 34368754 |
12 | 1a191a32 |
13 | 1091537c |
14 | 8ad5d78 |
15 | 5c14275 |
hex | 3f11186 |
66130310 has 8 divisors (see below), whose sum is σ = 119034576. Its totient is φ = 26452120.
The previous prime is 66130307. The next prime is 66130319. The reversal of 66130310 is 1303166.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×661303102 = 8746435801392200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66130319) 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, 3306506 + ... + 3306525.
It is an arithmetic number, because the mean of its divisors is an integer number (14879322).
Almost surely, 266130310 is an apocalyptic number.
66130310 is a deficient number, since it is larger than the sum of its proper divisors (52904266).
66130310 is a wasteful number, since it uses less digits than its factorization.
66130310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6613038.
The product of its (nonzero) digits is 324, while the sum is 20.
The square root of 66130310 is about 8132.0544759612. The cubic root of 66130310 is about 404.3897938731.
Adding to 66130310 its reverse (1303166), we get a palindrome (67433476).
It can be divided in two parts, 6 and 6130310, that added together give a palindrome (6130316).
The spelling of 66130310 in words is "sixty-six million, one hundred thirty thousand, three hundred ten".
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