Base | Representation |
---|---|
bin | 1111100001111… |
… | …00011101000001 |
3 | 100002010110021101 |
4 | 13300330131001 |
5 | 231322133131 |
6 | 20532054401 |
7 | 3141166645 |
oct | 760743501 |
9 | 302113241 |
10 | 130271041 |
11 | 6759761a |
12 | 37764401 |
13 | 20cb1c74 |
14 | 13430c25 |
15 | b683c61 |
hex | 7c3c741 |
130271041 has 2 divisors, whose sum is σ = 130271042. Its totient is φ = 130271040.
The previous prime is 130271027. The next prime is 130271047. The reversal of 130271041 is 140172031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 65950641 + 64320400 = 8121^2 + 8020^2 .
It is an emirp because it is prime and its reverse (140172031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130271041 - 29 = 130270529 is a prime.
It is not a weakly prime, because it can be changed into another prime (130271047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65135520 + 65135521.
It is an arithmetic number, because the mean of its divisors is an integer number (65135521).
Almost surely, 2130271041 is an apocalyptic number.
It is an amenable number.
130271041 is a deficient number, since it is larger than the sum of its proper divisors (1).
130271041 is an equidigital number, since it uses as much as digits as its factorization.
130271041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 130271041 is about 11413.6339962345. The cubic root of 130271041 is about 506.9315187212.
The spelling of 130271041 in words is "one hundred thirty million, two hundred seventy-one thousand, forty-one".
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