Base | Representation |
---|---|
bin | 1100000011000… |
… | …1000001001111 |
3 | 10112002022110112 |
4 | 3000301001033 |
5 | 100414014211 |
6 | 5003030235 |
7 | 1152342605 |
oct | 300610117 |
9 | 115068415 |
10 | 50532431 |
11 | 26584844 |
12 | 14b0b37b |
13 | a613861 |
14 | 69d5875 |
15 | 468288b |
hex | 303104f |
50532431 has 2 divisors, whose sum is σ = 50532432. Its totient is φ = 50532430.
The previous prime is 50532401. The next prime is 50532437. The reversal of 50532431 is 13423505.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50532431 is a prime.
It is a super-2 number, since 2×505324312 = 5107053165539522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 50532397 and 50532406.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50532437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25266215 + 25266216.
It is an arithmetic number, because the mean of its divisors is an integer number (25266216).
Almost surely, 250532431 is an apocalyptic number.
50532431 is a deficient number, since it is larger than the sum of its proper divisors (1).
50532431 is an equidigital number, since it uses as much as digits as its factorization.
50532431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 50532431 is about 7108.6166727430. The cubic root of 50532431 is about 369.7061972488.
Adding to 50532431 its reverse (13423505), we get a palindrome (63955936).
The spelling of 50532431 in words is "fifty million, five hundred thirty-two thousand, four hundred thirty-one".
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