Base | Representation |
---|---|
bin | 100010000100100… |
… | …0101101000000110 |
3 | 2221200012020220002 |
4 | 1010021011220012 |
5 | 4320131424110 |
6 | 305235241302 |
7 | 40221214622 |
oct | 10411055006 |
9 | 2850166802 |
10 | 1143233030 |
11 | 537363995 |
12 | 27aa49232 |
13 | 152b09c64 |
14 | abb94182 |
15 | 6a575aa5 |
hex | 44245a06 |
1143233030 has 32 divisors (see below), whose sum is σ = 2115940320. Its totient is φ = 444407040.
The previous prime is 1143232999. The next prime is 1143233033. The reversal of 1143233030 is 303323411.
It is a junction number, because it is equal to n+sod(n) for n = 1143232993 and 1143233011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1143233033) 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, 487601 + ... + 489939.
It is an arithmetic number, because the mean of its divisors is an integer number (66123135).
Almost surely, 21143233030 is an apocalyptic number.
1143233030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1143233030 is a deficient number, since it is larger than the sum of its proper divisors (972707290).
1143233030 is a wasteful number, since it uses less digits than its factorization.
1143233030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3704.
The product of its (nonzero) digits is 648, while the sum is 20.
The square root of 1143233030 is about 33811.7291779051. The cubic root of 1143233030 is about 1045.6305284158.
Adding to 1143233030 its reverse (303323411), we get a palindrome (1446556441).
The spelling of 1143233030 in words is "one billion, one hundred forty-three million, two hundred thirty-three thousand, thirty".
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