Base | Representation |
---|---|
bin | 111100101001001100… |
… | …0010000100101110001 |
3 | 110110011000210211221111 |
4 | 1321102120100211301 |
5 | 4113203131010001 |
6 | 135454412353321 |
7 | 12260151112306 |
oct | 1712230204561 |
9 | 413130724844 |
10 | 130231110001 |
11 | 5025a080533 |
12 | 212a6175841 |
13 | c385a32105 |
14 | 64360690ad |
15 | 35c32b5851 |
hex | 1e52610971 |
130231110001 has 2 divisors, whose sum is σ = 130231110002. Its totient is φ = 130231110000.
The previous prime is 130231109963. The next prime is 130231110073. The reversal of 130231110001 is 100011132031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 126913350001 + 3317760000 = 356249^2 + 57600^2 .
It is a cyclic number.
It is not a de Polignac number, because 130231110001 - 213 = 130231101809 is a prime.
It is not a weakly prime, because it can be changed into another prime (130231140001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65115555000 + 65115555001.
It is an arithmetic number, because the mean of its divisors is an integer number (65115555001).
Almost surely, 2130231110001 is an apocalyptic number.
It is an amenable number.
130231110001 is a deficient number, since it is larger than the sum of its proper divisors (1).
130231110001 is an equidigital number, since it uses as much as digits as its factorization.
130231110001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 130231110001 its reverse (100011132031), we get a palindrome (230242242032).
The spelling of 130231110001 in words is "one hundred thirty billion, two hundred thirty-one million, one hundred ten thousand, one".
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