Base | Representation |
---|---|
bin | 101011000011000… |
… | …0010101000110001 |
3 | 10201122221100120010 |
4 | 1112012002220301 |
5 | 10424233033431 |
6 | 355155005133 |
7 | 50536255251 |
oct | 12606025061 |
9 | 3648840503 |
10 | 1444424241 |
11 | 681381347 |
12 | 3438997a9 |
13 | 1a0334000 |
14 | d9b97961 |
15 | 86c1c846 |
hex | 56182a31 |
1444424241 has 32 divisors (see below), whose sum is σ = 2143066240. Its totient is φ = 864706752.
The previous prime is 1444424239. The next prime is 1444424243. The reversal of 1444424241 is 1424244441.
It is an interprime number because it is at equal distance from previous prime (1444424239) and next prime (1444424243).
It is not a de Polignac number, because 1444424241 - 21 = 1444424239 is a prime.
It is a super-2 number, since 2×14444242412 = 4172722775976852162, 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 = 1444424199 and 1444424208.
It is not an unprimeable number, because it can be changed into a prime (1444424243) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240906 + ... + 246828.
It is an arithmetic number, because the mean of its divisors is an integer number (66970820).
Almost surely, 21444424241 is an apocalyptic number.
It is an amenable number.
1444424241 is a deficient number, since it is larger than the sum of its proper divisors (698641999).
1444424241 is an equidigital number, since it uses as much as digits as its factorization.
1444424241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6002 (or 5976 counting only the distinct ones).
The product of its digits is 16384, while the sum is 30.
The square root of 1444424241 is about 38005.5817084807. The cubic root of 1444424241 is about 1130.3985439941.
Adding to 1444424241 its reverse (1424244441), we get a palindrome (2868668682).
The spelling of 1444424241 in words is "one billion, four hundred forty-four million, four hundred twenty-four thousand, two hundred forty-one".
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