Base | Representation |
---|---|
bin | 10001011111100100000… |
… | …011100000100110110001 |
3 | 11020220212221121220212022 |
4 | 101133210003200212301 |
5 | 124143421213011232 |
6 | 2320125222241225 |
7 | 152564463261233 |
oct | 21374403404661 |
9 | 4226787556768 |
10 | 1202122000817 |
11 | 4238a9591781 |
12 | 174b90286215 |
13 | 8948a1098aa |
14 | 4227c2a0253 |
15 | 2140b14b812 |
hex | 117e40e09b1 |
1202122000817 has 2 divisors, whose sum is σ = 1202122000818. Its totient is φ = 1202122000816.
The previous prime is 1202122000811. The next prime is 1202122000819. The reversal of 1202122000817 is 7180002212021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1071558295921 + 130563704896 = 1035161^2 + 361336^2 .
It is a cyclic number.
It is not a de Polignac number, because 1202122000817 - 228 = 1201853565361 is a prime.
Together with 1202122000819, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1202122000811) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601061000408 + 601061000409.
It is an arithmetic number, because the mean of its divisors is an integer number (601061000409).
Almost surely, 21202122000817 is an apocalyptic number.
It is an amenable number.
1202122000817 is a deficient number, since it is larger than the sum of its proper divisors (1).
1202122000817 is an equidigital number, since it uses as much as digits as its factorization.
1202122000817 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 896, while the sum is 26.
Adding to 1202122000817 its reverse (7180002212021), we get a palindrome (8382124212838).
The spelling of 1202122000817 in words is "one trillion, two hundred two billion, one hundred twenty-two million, eight hundred seventeen", and thus it is an aban number.
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