Base | Representation |
---|---|
bin | 101010111010111… |
… | …1110000100101100 |
3 | 10201101000022102012 |
4 | 1111311332010230 |
5 | 10422143224434 |
6 | 354524420352 |
7 | 50455410413 |
oct | 12565760454 |
9 | 3641008365 |
10 | 1440211244 |
11 | 679a6402a |
12 | 3423a76b8 |
13 | 19c4ba504 |
14 | d93bc47a |
15 | 866893ce |
hex | 55d7e12c |
1440211244 has 12 divisors (see below), whose sum is σ = 2520637224. Its totient is φ = 720029184.
The previous prime is 1440211231. The next prime is 1440211277. The reversal of 1440211244 is 4421120441.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56684 + ... + 78060.
It is an arithmetic number, because the mean of its divisors is an integer number (210053102).
Almost surely, 21440211244 is an apocalyptic number.
It is an amenable number.
1440211244 is a deficient number, since it is larger than the sum of its proper divisors (1080425980).
1440211244 is a wasteful number, since it uses less digits than its factorization.
1440211244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38224 (or 38222 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 1440211244 is about 37950.1152040412. The cubic root of 1440211244 is about 1129.2984509059.
Adding to 1440211244 its reverse (4421120441), we get a palindrome (5861331685).
The spelling of 1440211244 in words is "one billion, four hundred forty million, two hundred eleven thousand, two hundred forty-four".
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