Base | Representation |
---|---|
bin | 1000010010001010000… |
… | …1100011011111111111 |
3 | 111121100001021200102011 |
4 | 2010202201203133333 |
5 | 4312424131023041 |
6 | 145213332312051 |
7 | 13165436515216 |
oct | 2044241433777 |
9 | 447301250364 |
10 | 142313142271 |
11 | 5539a071173 |
12 | 236b8472627 |
13 | 1055cb89031 |
14 | 6c6091c07d |
15 | 3a7dd3be81 |
hex | 21228637ff |
142313142271 has 2 divisors, whose sum is σ = 142313142272. Its totient is φ = 142313142270.
The previous prime is 142313142149. The next prime is 142313142281. The reversal of 142313142271 is 172241313241.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 142313142271 - 29 = 142313141759 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142313142281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71156571135 + 71156571136.
It is an arithmetic number, because the mean of its divisors is an integer number (71156571136).
Almost surely, 2142313142271 is an apocalyptic number.
142313142271 is a deficient number, since it is larger than the sum of its proper divisors (1).
142313142271 is an equidigital number, since it uses as much as digits as its factorization.
142313142271 is an evil number, because the sum of its binary digits is even.
The product of its digits is 8064, while the sum is 31.
The spelling of 142313142271 in words is "one hundred forty-two billion, three hundred thirteen million, one hundred forty-two thousand, two hundred seventy-one".
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