Base | Representation |
---|---|
bin | 11010011101110… |
… | …001111000101001 |
3 | 1010221111020212110 |
4 | 122131301320221 |
5 | 1402131422441 |
6 | 112020432533 |
7 | 14001025545 |
oct | 3235617051 |
9 | 1127436773 |
10 | 444014121 |
11 | 2086a8421 |
12 | 104848749 |
13 | 70cb2265 |
14 | 42d80a25 |
15 | 28ea9b16 |
hex | 1a771e29 |
444014121 has 4 divisors (see below), whose sum is σ = 592018832. Its totient is φ = 296009412.
The previous prime is 444014111. The next prime is 444014161. The reversal of 444014121 is 121410444.
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 not a de Polignac number, because 444014121 - 214 = 443997737 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (444014111) 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, 74002351 + ... + 74002356.
It is an arithmetic number, because the mean of its divisors is an integer number (148004708).
Almost surely, 2444014121 is an apocalyptic number.
It is an amenable number.
444014121 is a deficient number, since it is larger than the sum of its proper divisors (148004711).
444014121 is a wasteful number, since it uses less digits than its factorization.
444014121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148004710.
The product of its (nonzero) digits is 512, while the sum is 21.
The square root of 444014121 is about 21071.6425795428. The cubic root of 444014121 is about 762.8964501471.
Adding to 444014121 its reverse (121410444), we get a palindrome (565424565).
The spelling of 444014121 in words is "four hundred forty-four million, fourteen thousand, one hundred twenty-one".
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