Base | Representation |
---|---|
bin | 1111101110101… |
… | …11010101101011 |
3 | 100012021221220012 |
4 | 13313113111223 |
5 | 232240012102 |
6 | 21032122135 |
7 | 3161406422 |
oct | 767272553 |
9 | 305257805 |
10 | 131954027 |
11 | 68537017 |
12 | 3823634b |
13 | 2145100a |
14 | 1374c2b9 |
15 | b8b7752 |
hex | 7dd756b |
131954027 has 2 divisors, whose sum is σ = 131954028. Its totient is φ = 131954026.
The previous prime is 131954003. The next prime is 131954071. The reversal of 131954027 is 720459131.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131954027 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 131953984 and 131954002.
It is not a weakly prime, because it can be changed into another prime (131954827) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65977013 + 65977014.
It is an arithmetic number, because the mean of its divisors is an integer number (65977014).
Almost surely, 2131954027 is an apocalyptic number.
131954027 is a deficient number, since it is larger than the sum of its proper divisors (1).
131954027 is an equidigital number, since it uses as much as digits as its factorization.
131954027 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7560, while the sum is 32.
The square root of 131954027 is about 11487.1244008237. The cubic root of 131954027 is about 509.1052194657.
The spelling of 131954027 in words is "one hundred thirty-one million, nine hundred fifty-four thousand, twenty-seven".
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