Base | Representation |
---|---|
bin | 11110000100101000110011… |
… | …01111001011001010110110 |
3 | 22200010222012102020211001011 |
4 | 33002110121233023022312 |
5 | 32131433312033102210 |
6 | 352351420015422434 |
7 | 16633511056032352 |
oct | 1702243157131266 |
9 | 280128172224034 |
10 | 66130043253430 |
11 | 1a086659456622 |
12 | 7500541824a1a |
13 | 2ab9061a48450 |
14 | 12489d5650462 |
15 | 79a2da594d8a |
hex | 3c2519bcb2b6 |
66130043253430 has 32 divisors (see below), whose sum is σ = 131317144062048. Its totient is φ = 23821704134400.
The previous prime is 66130043253367. The next prime is 66130043253431. The reversal of 66130043253430 is 3435234003166.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66130043253431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6203563456 + ... + 6203574115.
It is an arithmetic number, because the mean of its divisors is an integer number (4103660751939).
Almost surely, 266130043253430 is an apocalyptic number.
66130043253430 is a deficient number, since it is larger than the sum of its proper divisors (65187100808618).
66130043253430 is a wasteful number, since it uses less digits than its factorization.
66130043253430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12407137632.
The product of its (nonzero) digits is 466560, while the sum is 40.
Adding to 66130043253430 its reverse (3435234003166), we get a palindrome (69565277256596).
The spelling of 66130043253430 in words is "sixty-six trillion, one hundred thirty billion, forty-three million, two hundred fifty-three thousand, four hundred thirty".
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