Base | Representation |
---|---|
bin | 100101000100110… |
… | …0100101010010001 |
3 | 10012200211221100021 |
4 | 1022021210222101 |
5 | 10021432222231 |
6 | 323235423441 |
7 | 42554011333 |
oct | 11211445221 |
9 | 3180757307 |
10 | 1244023441 |
11 | 589245251 |
12 | 2a8754b81 |
13 | 16a96945b |
14 | bb30d453 |
15 | 74334811 |
hex | 4a264a91 |
1244023441 has 16 divisors (see below), whose sum is σ = 1279572480. Its totient is φ = 1209116160.
The previous prime is 1244023439. The next prime is 1244023457. The reversal of 1244023441 is 1443204421.
It is a cyclic number.
It is not a de Polignac number, because 1244023441 - 21 = 1244023439 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1244023421) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1971196 + ... + 1971826.
It is an arithmetic number, because the mean of its divisors is an integer number (79973280).
Almost surely, 21244023441 is an apocalyptic number.
It is an amenable number.
1244023441 is a deficient number, since it is larger than the sum of its proper divisors (35549039).
1244023441 is a wasteful number, since it uses less digits than its factorization.
1244023441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1056.
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 1244023441 is about 35270.7164798222. The cubic root of 1244023441 is about 1075.4977874156.
Adding to 1244023441 its reverse (1443204421), we get a palindrome (2687227862).
The spelling of 1244023441 in words is "one billion, two hundred forty-four million, twenty-three thousand, four hundred forty-one".
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