Base | Representation |
---|---|
bin | 1111100001100… |
… | …11000111000011 |
3 | 100002001111202222 |
4 | 13300303013003 |
5 | 231314422041 |
6 | 20531201255 |
7 | 3140650244 |
oct | 760630703 |
9 | 302044688 |
10 | 130232771 |
11 | 67570899 |
12 | 3774622b |
13 | 20c9a716 |
14 | 13420ccb |
15 | b67774b |
hex | 7c331c3 |
130232771 has 2 divisors, whose sum is σ = 130232772. Its totient is φ = 130232770.
The previous prime is 130232759. The next prime is 130232797. The reversal of 130232771 is 177232031.
It is an a-pointer prime, because the next prime (130232797) can be obtained adding 130232771 to its sum of digits (26).
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130232771 is a prime.
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 130232771.
It is not a weakly prime, because it can be changed into another prime (130232731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65116385 + 65116386.
It is an arithmetic number, because the mean of its divisors is an integer number (65116386).
Almost surely, 2130232771 is an apocalyptic number.
130232771 is a deficient number, since it is larger than the sum of its proper divisors (1).
130232771 is an equidigital number, since it uses as much as digits as its factorization.
130232771 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1764, while the sum is 26.
The square root of 130232771 is about 11411.9573693561. The cubic root of 130232771 is about 506.8818730769.
The spelling of 130232771 in words is "one hundred thirty million, two hundred thirty-two thousand, seven hundred seventy-one".
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