Base | Representation |
---|---|
bin | 10111111011010… |
… | …011111101110001 |
3 | 1000222100110112111 |
4 | 113323103331301 |
5 | 1310231033431 |
6 | 103455525321 |
7 | 12643023031 |
oct | 2773237561 |
9 | 1028313474 |
10 | 401424241 |
11 | 196658a79 |
12 | b2529841 |
13 | 6521c94a |
14 | 3b4558c1 |
15 | 253957b1 |
hex | 17ed3f71 |
401424241 has 4 divisors (see below), whose sum is σ = 402291712. Its totient is φ = 400556772.
The previous prime is 401424223. The next prime is 401424253. The reversal of 401424241 is 142424104.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 401424241 - 25 = 401424209 is a prime.
It is a super-2 number, since 2×4014242412 = 322282842524852162, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (401424041) 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, 433041 + ... + 433966.
It is an arithmetic number, because the mean of its divisors is an integer number (100572928).
Almost surely, 2401424241 is an apocalyptic number.
It is an amenable number.
401424241 is a deficient number, since it is larger than the sum of its proper divisors (867471).
401424241 is an equidigital number, since it uses as much as digits as its factorization.
401424241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 867470.
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 401424241 is about 20035.5743865755. The cubic root of 401424241 is about 737.6797553218.
Adding to 401424241 its reverse (142424104), we get a palindrome (543848345).
The spelling of 401424241 in words is "four hundred one million, four hundred twenty-four thousand, two hundred forty-one".
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