Base | Representation |
---|---|
bin | 100000010101110… |
… | …111011101111011 |
3 | 1101211000002120021 |
4 | 200111313131323 |
5 | 2102401300011 |
6 | 125501511311 |
7 | 16306023220 |
oct | 4025673573 |
9 | 1354002507 |
10 | 542603131 |
11 | 259315844 |
12 | 131872537 |
13 | 88550755 |
14 | 520c5947 |
15 | 32981471 |
hex | 2057777b |
542603131 has 4 divisors (see below), whose sum is σ = 620117872. Its totient is φ = 465088392.
The previous prime is 542603129. The next prime is 542603141. The reversal of 542603131 is 131306245.
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 542603131 - 21 = 542603129 is a prime.
It is a super-2 number, since 2×5426031312 = 588836315542006322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 542603096 and 542603105.
It is not an unprimeable number, because it can be changed into a prime (542603141) 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, 38757360 + ... + 38757373.
It is an arithmetic number, because the mean of its divisors is an integer number (155029468).
Almost surely, 2542603131 is an apocalyptic number.
542603131 is a deficient number, since it is larger than the sum of its proper divisors (77514741).
542603131 is an equidigital number, since it uses as much as digits as its factorization.
542603131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77514740.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 542603131 is about 23293.8431994379. The cubic root of 542603131 is about 815.6317036506.
Adding to 542603131 its reverse (131306245), we get a palindrome (673909376).
The spelling of 542603131 in words is "five hundred forty-two million, six hundred three thousand, one hundred thirty-one".
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