Base | Representation |
---|---|
bin | 1010010000111… |
… | …0110001100011 |
3 | 10000000021102101 |
4 | 2210032301203 |
5 | 42010132011 |
6 | 4134431231 |
7 | 1031636263 |
oct | 244166143 |
9 | 100007371 |
10 | 43052131 |
11 | 22335781 |
12 | 12502517 |
13 | 8bc4b45 |
14 | 5a097a3 |
15 | 3ba62c1 |
hex | 290ec63 |
43052131 has 2 divisors, whose sum is σ = 43052132. Its totient is φ = 43052130.
The previous prime is 43052129. The next prime is 43052137. The reversal of 43052131 is 13125034.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 43052131 - 21 = 43052129 is a prime.
It is a super-2 number, since 2×430521312 = 3706971967282322, which contains 22 as substring.
Together with 43052129, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 43052099 and 43052108.
It is not a weakly prime, because it can be changed into another prime (43052137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21526065 + 21526066.
It is an arithmetic number, because the mean of its divisors is an integer number (21526066).
Almost surely, 243052131 is an apocalyptic number.
43052131 is a deficient number, since it is larger than the sum of its proper divisors (1).
43052131 is an equidigital number, since it uses as much as digits as its factorization.
43052131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 43052131 is about 6561.4122717598. The cubic root of 43052131 is about 350.4813268820.
Adding to 43052131 its reverse (13125034), we get a palindrome (56177165).
The spelling of 43052131 in words is "forty-three million, fifty-two thousand, one hundred thirty-one".
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