Base | Representation |
---|---|
bin | 11110000111111111101101… |
… | …11111011001010110000110 |
3 | 22200120000000112021101112022 |
4 | 33003333312333121112012 |
5 | 32140331112122421410 |
6 | 352520421114323142 |
7 | 16645034241542636 |
oct | 1703776677312606 |
9 | 280500015241468 |
10 | 66245424420230 |
11 | 1a120588085a20 |
12 | 751a9827294b2 |
13 | 2ac6bbc050203 |
14 | 125041d3966c6 |
15 | 79d2decd7455 |
hex | 3c3ff6fd9586 |
66245424420230 has 64 divisors (see below), whose sum is σ = 133562405583936. Its totient is φ = 23447425536000.
The previous prime is 66245424420223. The next prime is 66245424420233. The reversal of 66245424420230 is 3202442454266.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66245424420233) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15008561 + ... + 18914220.
It is an arithmetic number, because the mean of its divisors is an integer number (2086912587249).
Almost surely, 266245424420230 is an apocalyptic number.
66245424420230 is an abundant number, since it is smaller than the sum of its proper divisors (67316981163706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66245424420230 is a wasteful number, since it uses less digits than its factorization.
66245424420230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33923273.
The product of its (nonzero) digits is 2211840, while the sum is 44.
Adding to 66245424420230 its reverse (3202442454266), we get a palindrome (69447866874496).
The spelling of 66245424420230 in words is "sixty-six trillion, two hundred forty-five billion, four hundred twenty-four million, four hundred twenty thousand, two hundred thirty".
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