Base | Representation |
---|---|
bin | 111011101000111… |
… | …0000010110101100 |
3 | 12011110111121102021 |
4 | 1313101300112230 |
5 | 13044243040322 |
6 | 530323235524 |
7 | 100406302525 |
oct | 16721602654 |
9 | 5143447367 |
10 | 2001143212 |
11 | 937658572 |
12 | 47a218ba4 |
13 | 25b787813 |
14 | 14dab584c |
15 | baa3b4c7 |
hex | 774705ac |
2001143212 has 6 divisors (see below), whose sum is σ = 3502000628. Its totient is φ = 1000571604.
The previous prime is 2001143189. The next prime is 2001143227. The reversal of 2001143212 is 2123411002.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250142898 + ... + 250142905.
Almost surely, 22001143212 is an apocalyptic number.
It is an amenable number.
2001143212 is a deficient number, since it is larger than the sum of its proper divisors (1500857416).
2001143212 is a wasteful number, since it uses less digits than its factorization.
2001143212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 500285807 (or 500285805 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2001143212 is about 44734.1392227458. The cubic root of 2001143212 is about 1260.1610636468.
Adding to 2001143212 its reverse (2123411002), we get a palindrome (4124554214).
The spelling of 2001143212 in words is "two billion, one million, one hundred forty-three thousand, two hundred twelve".
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