Base | Representation |
---|---|
bin | 101010111011001… |
… | …0011110000001100 |
3 | 10201101011211020002 |
4 | 1111312103300030 |
5 | 10422204100134 |
6 | 354530343432 |
7 | 50456230331 |
oct | 12566236014 |
9 | 3641154202 |
10 | 1440300044 |
11 | 67a014817 |
12 | 34242ab78 |
13 | 19c51ba61 |
14 | d9402988 |
15 | 866a587e |
hex | 55d93c0c |
1440300044 has 24 divisors (see below), whose sum is σ = 2675368080. Its totient is φ = 676118016.
The previous prime is 1440300041. The next prime is 1440300049. The reversal of 1440300044 is 4400030441.
It is a junction number, because it is equal to n+sod(n) for n = 1440299989 and 1440300025.
It is not an unprimeable number, because it can be changed into a prime (1440300041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1919 + ... + 53705.
It is an arithmetic number, because the mean of its divisors is an integer number (111473670).
Almost surely, 21440300044 is an apocalyptic number.
It is an amenable number.
1440300044 is a deficient number, since it is larger than the sum of its proper divisors (1235068036).
1440300044 is a wasteful number, since it uses less digits than its factorization.
1440300044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52217 (or 52215 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 1440300044 is about 37951.2851429303. The cubic root of 1440300044 is about 1129.3216603811.
Adding to 1440300044 its reverse (4400030441), we get a palindrome (5840330485).
The spelling of 1440300044 in words is "one billion, four hundred forty million, three hundred thousand, forty-four".
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