Base | Representation |
---|---|
bin | 10011110100011011111… |
… | …111100101101100100111 |
3 | 11211012111022220102210102 |
4 | 103310123333211230213 |
5 | 134303310404142033 |
6 | 2521403215414315 |
7 | 200253664266311 |
oct | 23643377455447 |
9 | 4735438812712 |
10 | 1361974287143 |
11 | 485678a84418 |
12 | 19bb6252439b |
13 | 9b583898172 |
14 | 49cc43227b1 |
15 | 25664b5bde8 |
hex | 13d1bfe5b27 |
1361974287143 has 2 divisors, whose sum is σ = 1361974287144. Its totient is φ = 1361974287142.
The previous prime is 1361974287013. The next prime is 1361974287187. The reversal of 1361974287143 is 3417824791631.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1361974287143 - 214 = 1361974270759 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1361974287343) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680987143571 + 680987143572.
It is an arithmetic number, because the mean of its divisors is an integer number (680987143572).
Almost surely, 21361974287143 is an apocalyptic number.
1361974287143 is a deficient number, since it is larger than the sum of its proper divisors (1).
1361974287143 is an equidigital number, since it uses as much as digits as its factorization.
1361974287143 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6096384, while the sum is 56.
The spelling of 1361974287143 in words is "one trillion, three hundred sixty-one billion, nine hundred seventy-four million, two hundred eighty-seven thousand, one hundred forty-three".
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