Base | Representation |
---|---|
bin | 101011000010100… |
… | …1101001110000100 |
3 | 10201122112020102112 |
4 | 1112011031032010 |
5 | 10424204033234 |
6 | 355150200152 |
7 | 50534354333 |
oct | 12605151604 |
9 | 3648466375 |
10 | 1444205444 |
11 | 681241a20 |
12 | 3437b3058 |
13 | 1a0288546 |
14 | d9b3bd1a |
15 | 86bc7ace |
hex | 5614d384 |
1444205444 has 24 divisors (see below), whose sum is σ = 2760645888. Its totient is φ = 655617440.
The previous prime is 1444205407. The next prime is 1444205461. The reversal of 1444205444 is 4445024441.
It is a self number, because there is not a number n which added to its sum of digits gives 1444205444.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 14477 + ... + 55659.
It is an arithmetic number, because the mean of its divisors is an integer number (115026912).
Almost surely, 21444205444 is an apocalyptic number.
It is an amenable number.
1444205444 is a deficient number, since it is larger than the sum of its proper divisors (1316440444).
1444205444 is a wasteful number, since it uses less digits than its factorization.
1444205444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41995 (or 41993 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 32.
The square root of 1444205444 is about 38002.7031143839. The cubic root of 1444205444 is about 1130.3414646651.
Adding to 1444205444 its reverse (4445024441), we get a palindrome (5889229885).
The spelling of 1444205444 in words is "one billion, four hundred forty-four million, two hundred five thousand, four hundred forty-four".
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