Base | Representation |
---|---|
bin | 11111101010010… |
… | …111111111111010 |
3 | 1101000112212012201 |
4 | 133222113333322 |
5 | 2041441431132 |
6 | 124413300414 |
7 | 16110100000 |
oct | 3752277772 |
9 | 1330485181 |
10 | 531202042 |
11 | 252938a58 |
12 | 129a9470a |
13 | 8608b247 |
14 | 50798a70 |
15 | 3197d2e7 |
hex | 1fa97ffa |
531202042 has 24 divisors (see below), whose sum is σ = 929654496. Its totient is φ = 227643612.
The previous prime is 531202033. The next prime is 531202073. The reversal of 531202042 is 240202135.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25713 + ... + 41515.
It is an arithmetic number, because the mean of its divisors is an integer number (38735604).
Almost surely, 2531202042 is an apocalyptic number.
531202042 is a deficient number, since it is larger than the sum of its proper divisors (398452454).
531202042 is an frugal number, since it uses more digits than its factorization.
531202042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15840 (or 15812 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 531202042 is about 23047.8207646623. The cubic root of 531202042 is about 809.8785785581.
Adding to 531202042 its reverse (240202135), we get a palindrome (771404177).
The spelling of 531202042 in words is "five hundred thirty-one million, two hundred two thousand, forty-two".
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