Base | Representation |
---|---|
bin | 11010010001110… |
… | …10101100111001 |
3 | 120100210120202100 |
4 | 31020322230321 |
5 | 422413111101 |
6 | 33512454013 |
7 | 5314502205 |
oct | 1510725471 |
9 | 510716670 |
10 | 220441401 |
11 | 103484984 |
12 | 619aa309 |
13 | 368935cb |
14 | 213c3b05 |
15 | 14545e86 |
hex | d23ab39 |
220441401 has 24 divisors (see below), whose sum is σ = 336196640. Its totient is φ = 139187160.
The previous prime is 220441387. The next prime is 220441423. The reversal of 220441401 is 104144022.
220441401 is a `hidden beast` number, since 220 + 4 + 41 + 401 = 666.
It is not a de Polignac number, because 220441401 - 25 = 220441369 is a prime.
It is a super-2 number, since 2×2204414012 = 97188822549685602, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (220441451) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59946 + ... + 63516.
Almost surely, 2220441401 is an apocalyptic number.
It is an amenable number.
220441401 is a deficient number, since it is larger than the sum of its proper divisors (115755239).
220441401 is an equidigital number, since it uses as much as digits as its factorization.
220441401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3634 (or 3593 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 220441401 is about 14847.2691428424. The cubic root of 220441401 is about 604.0845394657.
Adding to 220441401 its reverse (104144022), we get a palindrome (324585423).
The spelling of 220441401 in words is "two hundred twenty million, four hundred forty-one thousand, four hundred one".
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