Base | Representation |
---|---|
bin | 1111101001111… |
… | …01101111101111 |
3 | 100011002222220121 |
4 | 13310331233233 |
5 | 232104344121 |
6 | 21010425411 |
7 | 3153146314 |
oct | 764755757 |
9 | 304088817 |
10 | 131324911 |
11 | 68147393 |
12 | 37b92267 |
13 | 21290863 |
14 | 13626d0b |
15 | b7e1141 |
hex | 7d3dbef |
131324911 has 2 divisors, whose sum is σ = 131324912. Its totient is φ = 131324910.
The previous prime is 131324899. The next prime is 131324933. The reversal of 131324911 is 119423131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 131324911 - 27 = 131324783 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (131324111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65662455 + 65662456.
It is an arithmetic number, because the mean of its divisors is an integer number (65662456).
Almost surely, 2131324911 is an apocalyptic number.
131324911 is a deficient number, since it is larger than the sum of its proper divisors (1).
131324911 is an equidigital number, since it uses as much as digits as its factorization.
131324911 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 648, while the sum is 25.
The square root of 131324911 is about 11459.7081550971. The cubic root of 131324911 is about 508.2948448031.
The spelling of 131324911 in words is "one hundred thirty-one million, three hundred twenty-four thousand, nine hundred eleven".
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