Base | Representation |
---|---|
bin | 100010000011000… |
… | …0100110011001110 |
3 | 2221121201010110122 |
4 | 1010012010303032 |
5 | 4314431140324 |
6 | 305210304542 |
7 | 40211415143 |
oct | 10406046316 |
9 | 2847633418 |
10 | 1142443214 |
11 | 536974550 |
12 | 27a728152 |
13 | 1528c1603 |
14 | aba2a3ca |
15 | 6a46ba5e |
hex | 44184cce |
1142443214 has 32 divisors (see below), whose sum is σ = 1990974816. Its totient is φ = 485893120.
The previous prime is 1142443213. The next prime is 1142443223. The reversal of 1142443214 is 4123442411.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1142443213) 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, 55874 + ... + 73530.
It is an arithmetic number, because the mean of its divisors is an integer number (62217963).
Almost surely, 21142443214 is an apocalyptic number.
1142443214 is a deficient number, since it is larger than the sum of its proper divisors (848531602).
1142443214 is a wasteful number, since it uses less digits than its factorization.
1142443214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17860.
The product of its digits is 3072, while the sum is 26.
The square root of 1142443214 is about 33800.0475443453. The cubic root of 1142443214 is about 1045.3896775548.
Adding to 1142443214 its reverse (4123442411), we get a palindrome (5265885625).
The spelling of 1142443214 in words is "one billion, one hundred forty-two million, four hundred forty-three thousand, two hundred fourteen".
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