Base | Representation |
---|---|
bin | 101010111010101… |
… | …0001111001101010 |
3 | 10201100200010020002 |
4 | 1111311101321222 |
5 | 10422121432224 |
6 | 354520503002 |
7 | 50454025052 |
oct | 12565217152 |
9 | 3640603202 |
10 | 1440030314 |
11 | 6799500a8 |
12 | 34231aa62 |
13 | 19c456058 |
14 | d9372562 |
15 | 866509ae |
hex | 55d51e6a |
1440030314 has 8 divisors (see below), whose sum is σ = 2160212868. Its totient is φ = 719959360.
The previous prime is 1440030313. The next prime is 1440030359. The reversal of 1440030314 is 4130300441.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1401379225 + 38651089 = 37435^2 + 6217^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1440030313) by changing a digit.
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, 22754 + ... + 58290.
Almost surely, 21440030314 is an apocalyptic number.
1440030314 is a deficient number, since it is larger than the sum of its proper divisors (720182554).
1440030314 is a wasteful number, since it uses less digits than its factorization.
1440030314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55800.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1440030314 is about 37947.7313419393. The cubic root of 1440030314 is about 1129.2511586478.
Adding to 1440030314 its reverse (4130300441), we get a palindrome (5570330755).
The spelling of 1440030314 in words is "one billion, four hundred forty million, thirty thousand, three hundred fourteen".
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