Base | Representation |
---|---|
bin | 1111101001011… |
… | …11011110011111 |
3 | 100011000000201212 |
4 | 13310233132133 |
5 | 232101011323 |
6 | 21005255035 |
7 | 3152514026 |
oct | 764573637 |
9 | 304000655 |
10 | 131266463 |
11 | 68107489 |
12 | 37b6447b |
13 | 21270083 |
14 | 1360d8bd |
15 | b7cdb78 |
hex | 7d2f79f |
131266463 has 2 divisors, whose sum is σ = 131266464. Its totient is φ = 131266462.
The previous prime is 131266427. The next prime is 131266477. The reversal of 131266463 is 364662131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131266463 - 28 = 131266207 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (131266403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65633231 + 65633232.
It is an arithmetic number, because the mean of its divisors is an integer number (65633232).
Almost surely, 2131266463 is an apocalyptic number.
131266463 is a deficient number, since it is larger than the sum of its proper divisors (1).
131266463 is an equidigital number, since it uses as much as digits as its factorization.
131266463 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15552, while the sum is 32.
The square root of 131266463 is about 11457.1577190855. The cubic root of 131266463 is about 508.2194256883.
The spelling of 131266463 in words is "one hundred thirty-one million, two hundred sixty-six thousand, four hundred sixty-three".
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