Base | Representation |
---|---|
bin | 1100101111011… |
… | …1011100100111 |
3 | 10201120011010001 |
4 | 3023313130213 |
5 | 102140123333 |
6 | 5145242131 |
7 | 1216152403 |
oct | 313673447 |
9 | 121504101 |
10 | 53442343 |
11 | 28192029 |
12 | 15a93347 |
13 | b0c21b6 |
14 | 7152103 |
15 | 4a59b7d |
hex | 32f7727 |
53442343 has 2 divisors, whose sum is σ = 53442344. Its totient is φ = 53442342.
The previous prime is 53442251. The next prime is 53442359. The reversal of 53442343 is 34324435.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53442343 is a prime.
It is a super-4 number, since 4×534423434 (a number of 32 digits) contains 4444 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (53442143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26721171 + 26721172.
It is an arithmetic number, because the mean of its divisors is an integer number (26721172).
Almost surely, 253442343 is an apocalyptic number.
53442343 is a deficient number, since it is larger than the sum of its proper divisors (1).
53442343 is an equidigital number, since it uses as much as digits as its factorization.
53442343 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 17280, while the sum is 28.
The square root of 53442343 is about 7310.4270053123. The cubic root of 53442343 is about 376.6706920846.
Adding to 53442343 its reverse (34324435), we get a palindrome (87766778).
The spelling of 53442343 in words is "fifty-three million, four hundred forty-two thousand, three hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.164 sec. • engine limits •