Base | Representation |
---|---|
bin | 11011010101010011001111… |
… | …001101001011101101110001 |
3 | 120202122001122202001112201102 |
4 | 123111103033031023231301 |
5 | 111224014132340120032 |
6 | 1103400103005414145 |
7 | 34214650110231644 |
oct | 3325231715135561 |
9 | 522561582045642 |
10 | 120211021020017 |
11 | 3533723151a914 |
12 | 1159584b86a355 |
13 | 520cb09b22c65 |
14 | 219835cb33a5b |
15 | dd6e7041c362 |
hex | 6d54cf34bb71 |
120211021020017 has 2 divisors, whose sum is σ = 120211021020018. Its totient is φ = 120211021020016.
The previous prime is 120211021019899. The next prime is 120211021020031. The reversal of 120211021020017 is 710020120112021.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 98639677926001 + 21571343094016 = 9931751^2 + 4644496^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120211021020017 is a prime.
It is a super-2 number, since 2×1202110210200172 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (120211021320017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60105510510008 + 60105510510009.
It is an arithmetic number, because the mean of its divisors is an integer number (60105510510009).
Almost surely, 2120211021020017 is an apocalyptic number.
It is an amenable number.
120211021020017 is a deficient number, since it is larger than the sum of its proper divisors (1).
120211021020017 is an equidigital number, since it uses as much as digits as its factorization.
120211021020017 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 112, while the sum is 20.
Adding to 120211021020017 its reverse (710020120112021), we get a palindrome (830231141132038).
The spelling of 120211021020017 in words is "one hundred twenty trillion, two hundred eleven billion, twenty-one million, twenty thousand, seventeen".
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