Base | Representation |
---|---|
bin | 1111101110110… |
… | …01011001000001 |
3 | 100012022101102112 |
4 | 13313121121001 |
5 | 232240244213 |
6 | 21032225105 |
7 | 3161443061 |
oct | 767313101 |
9 | 305271375 |
10 | 131962433 |
11 | 68542369 |
12 | 3823b195 |
13 | 21454aa5 |
14 | 137513a1 |
15 | b8b9ea8 |
hex | 7dd9641 |
131962433 has 2 divisors, whose sum is σ = 131962434. Its totient is φ = 131962432.
The previous prime is 131962427. The next prime is 131962451. The reversal of 131962433 is 334269131.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 87179569 + 44782864 = 9337^2 + 6692^2 .
It is a cyclic number.
It is not a de Polignac number, because 131962433 - 214 = 131946049 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 131962433.
It is not a weakly prime, because it can be changed into another prime (131962423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65981216 + 65981217.
It is an arithmetic number, because the mean of its divisors is an integer number (65981217).
Almost surely, 2131962433 is an apocalyptic number.
It is an amenable number.
131962433 is a deficient number, since it is larger than the sum of its proper divisors (1).
131962433 is an equidigital number, since it uses as much as digits as its factorization.
131962433 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11664, while the sum is 32.
The square root of 131962433 is about 11487.4902829121. The cubic root of 131962433 is about 509.1160299167.
The spelling of 131962433 in words is "one hundred thirty-one million, nine hundred sixty-two thousand, four hundred thirty-three".
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