Base | Representation |
---|---|
bin | 100110110101100… |
… | …0110001010000100 |
3 | 10100211002112012012 |
4 | 1031223012022010 |
5 | 10132101034134 |
6 | 333150513352 |
7 | 44202350600 |
oct | 11553061204 |
9 | 3324075165 |
10 | 1303143044 |
11 | 609654725 |
12 | 304505858 |
13 | 179c98778 |
14 | c50dc500 |
15 | 796116ce |
hex | 4dac6284 |
1303143044 has 36 divisors (see below), whose sum is σ = 2792457360. Its totient is φ = 529094160.
The previous prime is 1303143031. The next prime is 1303143047. The reversal of 1303143044 is 4403413031.
It is not an unprimeable number, because it can be changed into a prime (1303143047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171242 + ... + 178689.
It is an arithmetic number, because the mean of its divisors is an integer number (77568260).
Almost surely, 21303143044 is an apocalyptic number.
1303143044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1303143044 is an abundant number, since it is smaller than the sum of its proper divisors (1489314316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1303143044 is a wasteful number, since it uses less digits than its factorization.
1303143044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 349968 (or 349959 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 1303143044 is about 36099.0726196671. The cubic root of 1303143044 is about 1092.2717382033.
Adding to 1303143044 its reverse (4403413031), we get a palindrome (5706556075).
The spelling of 1303143044 in words is "one billion, three hundred three million, one hundred forty-three thousand, forty-four".
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