| Base | Representation |
|---|---|
| bin | 100010000100101… |
| … | …0110110101001100 |
| 3 | 2221200022211120002 |
| 4 | 1010021112311030 |
| 5 | 4320141203000 |
| 6 | 305240543432 |
| 7 | 40221630233 |
| oct | 10411266514 |
| 9 | 2850284502 |
| 10 | 1143303500 |
| 11 | 537401929 |
| 12 | 27aa81b78 |
| 13 | 152b33061 |
| 14 | abbb1b1a |
| 15 | 6a58b8d5 |
| hex | 44256d4c |
1143303500 has 48 divisors (see below), whose sum is σ = 2509040352. Its totient is φ = 455112000.
The previous prime is 1143303493. The next prime is 1143303509. The reversal of 1143303500 is 53033411.
It is a happy number.
It is a super-2 number, since 2×11433035002 = 2614285786224500000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (1143303509) 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 15 ways as a sum of consecutive naturals, for example, 100082 + ... + 110918.
It is an arithmetic number, because the mean of its divisors is an integer number (52271674).
Almost surely, 21143303500 is an apocalyptic number.
1143303500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1143303500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254520176).
1143303500 is an abundant number, since it is smaller than the sum of its proper divisors (1365736852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1143303500 is a wasteful number, since it uses less digits than its factorization.
1143303500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11067 (or 11055 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 1143303500 is about 33812.7712558436. The cubic root of 1143303500 is about 1045.6520125365.
Adding to 1143303500 its reverse (53033411), we get a palindrome (1196336911).
The spelling of 1143303500 in words is "one billion, one hundred forty-three million, three hundred three thousand, five hundred".
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