Base | Representation |
---|---|
bin | 100000010000100… |
… | …110011011100111 |
3 | 1101201101221212122 |
4 | 200100212123213 |
5 | 2102023111011 |
6 | 125412140155 |
7 | 16261213355 |
oct | 4020463347 |
9 | 1351357778 |
10 | 541222631 |
11 | 258562634 |
12 | 13130765b |
13 | 881892a1 |
14 | 51c467d5 |
15 | 327ac3db |
hex | 204266e7 |
541222631 has 4 divisors (see below), whose sum is σ = 543970152. Its totient is φ = 538475112.
The previous prime is 541222567. The next prime is 541222651. The reversal of 541222631 is 136222145.
It is a happy number.
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 541222631 - 26 = 541222567 is a prime.
It is a super-2 number, since 2×5412226312 = 585843872613124322, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 541222631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (541222651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373465 + ... + 1373858.
It is an arithmetic number, because the mean of its divisors is an integer number (135992538).
Almost surely, 2541222631 is an apocalyptic number.
541222631 is a deficient number, since it is larger than the sum of its proper divisors (2747521).
541222631 is a wasteful number, since it uses less digits than its factorization.
541222631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2747520.
The product of its digits is 2880, while the sum is 26.
The square root of 541222631 is about 23264.1920341111. The cubic root of 541222631 is about 814.9394015691.
Adding to 541222631 its reverse (136222145), we get a palindrome (677444776).
The spelling of 541222631 in words is "five hundred forty-one million, two hundred twenty-two thousand, six hundred thirty-one".
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