Base | Representation |
---|---|
bin | 11111101110101000011… |
… | …110110011100001000001 |
3 | 21201102221002100121222121 |
4 | 133232220132303201001 |
5 | 241210402004113224 |
6 | 4345352300404241 |
7 | 313345504163041 |
oct | 37565036634101 |
9 | 7642832317877 |
10 | 2180375066689 |
11 | 770767979136 |
12 | 2b26a3246681 |
13 | 12a7baaca471 |
14 | 777603dd721 |
15 | 3bab35c1be4 |
hex | 1fba87b3841 |
2180375066689 has 8 divisors (see below), whose sum is σ = 2275387130880. Its totient is φ = 2085380764896.
The previous prime is 2180375066677. The next prime is 2180375066713. The reversal of 2180375066689 is 9866605730812.
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 2180375066689 - 213 = 2180375058497 is a prime.
It is a super-2 number, since 2×21803750666892 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2180375066669) 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, 4189444 + ... + 4681045.
It is an arithmetic number, because the mean of its divisors is an integer number (284423391360).
Almost surely, 22180375066689 is an apocalyptic number.
It is an amenable number.
2180375066689 is a deficient number, since it is larger than the sum of its proper divisors (95012064191).
2180375066689 is a wasteful number, since it uses less digits than its factorization.
2180375066689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8881199.
The product of its (nonzero) digits is 26127360, while the sum is 61.
The spelling of 2180375066689 in words is "two trillion, one hundred eighty billion, three hundred seventy-five million, sixty-six thousand, six hundred eighty-nine".
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