Base | Representation |
---|---|
bin | 10011111111111010100011 |
3 | 100212100101211 |
4 | 103333322203 |
5 | 2320230111 |
6 | 304210551 |
7 | 62363230 |
oct | 23777243 |
9 | 10770354 |
10 | 5242531 |
11 | 2a60878 |
12 | 1909a57 |
13 | 11172b8 |
14 | 9a6787 |
15 | 6d8521 |
hex | 4ffea3 |
5242531 has 4 divisors (see below), whose sum is σ = 5991472. Its totient is φ = 4493592.
The previous prime is 5242513. The next prime is 5242561. The reversal of 5242531 is 1352425.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 5242531 - 211 = 5240483 is a prime.
It is a super-2 number, since 2×52425312 = 54968262571922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5242561) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374460 + ... + 374473.
It is an arithmetic number, because the mean of its divisors is an integer number (1497868).
Almost surely, 25242531 is an apocalyptic number.
5242531 is a deficient number, since it is larger than the sum of its proper divisors (748941).
5242531 is an equidigital number, since it uses as much as digits as its factorization.
5242531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 748940.
The product of its digits is 1200, while the sum is 22.
The square root of 5242531 is about 2289.6573979528. The cubic root of 5242531 is about 173.7188726738.
Adding to 5242531 its reverse (1352425), we get a palindrome (6594956).
The spelling of 5242531 in words is "five million, two hundred forty-two thousand, five hundred thirty-one".
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