Base | Representation |
---|---|
bin | 100111101000110… |
… | …1000010000100100 |
3 | 10102200200002101022 |
4 | 1033101220100210 |
5 | 10210441141122 |
6 | 335550550312 |
7 | 44646665306 |
oct | 11721502044 |
9 | 3380602338 |
10 | 1330021412 |
11 | 622842855 |
12 | 311508398 |
13 | 182719925 |
14 | c88d7976 |
15 | 7bb70642 |
hex | 4f468424 |
1330021412 has 6 divisors (see below), whose sum is σ = 2327537478. Its totient is φ = 665010704.
The previous prime is 1330021331. The next prime is 1330021421. The reversal of 1330021412 is 2141200331.
It can be written as a sum of positive squares in only one way, i.e., 879478336 + 450543076 = 29656^2 + 21226^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166252673 + ... + 166252680.
It is an arithmetic number, because the mean of its divisors is an integer number (387922913).
Almost surely, 21330021412 is an apocalyptic number.
It is an amenable number.
1330021412 is a deficient number, since it is larger than the sum of its proper divisors (997516066).
1330021412 is a wasteful number, since it uses less digits than its factorization.
1330021412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 332505357 (or 332505355 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1330021412 is about 36469.4586195079. The cubic root of 1330021412 is about 1099.7303504335.
Adding to 1330021412 its reverse (2141200331), we get a palindrome (3471221743).
The spelling of 1330021412 in words is "one billion, three hundred thirty million, twenty-one thousand, four hundred twelve".
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