Base | Representation |
---|---|
bin | 101010111110101… |
… | …0001011010000011 |
3 | 10201111121120012110 |
4 | 1111331101122003 |
5 | 10423141003233 |
6 | 355033430403 |
7 | 50510602233 |
oct | 12575213203 |
9 | 3644546173 |
10 | 1442125443 |
11 | 680051210 |
12 | 342b6b403 |
13 | 19ca0a885 |
14 | d9759cc3 |
15 | 86916663 |
hex | 55f51683 |
1442125443 has 32 divisors (see below), whose sum is σ = 2155836672. Its totient is φ = 849945600.
The previous prime is 1442125397. The next prime is 1442125459. The reversal of 1442125443 is 3445212441.
It is not a de Polignac number, because 1442125443 - 213 = 1442117251 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1442125443.
It is not an unprimeable number, because it can be changed into a prime (1442125043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339871 + ... + 344087.
It is an arithmetic number, because the mean of its divisors is an integer number (67369896).
Almost surely, 21442125443 is an apocalyptic number.
1442125443 is a deficient number, since it is larger than the sum of its proper divisors (713711229).
1442125443 is a wasteful number, since it uses less digits than its factorization.
1442125443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4515.
The product of its digits is 15360, while the sum is 30.
The square root of 1442125443 is about 37975.3267662044. The cubic root of 1442125443 is about 1129.7985499869.
Adding to 1442125443 its reverse (3445212441), we get a palindrome (4887337884).
The spelling of 1442125443 in words is "one billion, four hundred forty-two million, one hundred twenty-five thousand, four hundred forty-three".
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