Base | Representation |
---|---|
bin | 111011101010111… |
… | …0101100101011101 |
3 | 12011112111222011221 |
4 | 1313111311211131 |
5 | 13100031310323 |
6 | 530402213341 |
7 | 100421350210 |
oct | 16725654535 |
9 | 5145458157 |
10 | 2002213213 |
11 | 938219470 |
12 | 47a654251 |
13 | 25ba70860 |
14 | 14dcb3777 |
15 | bab9d55d |
hex | 7757595d |
2002213213 has 64 divisors (see below), whose sum is σ = 2804465664. Its totient is φ = 1378944000.
The previous prime is 2002213183. The next prime is 2002213223. The reversal of 2002213213 is 3123122002.
It is not a de Polignac number, because 2002213213 - 213 = 2002205021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2002213223) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3506218 + ... + 3506788.
It is an arithmetic number, because the mean of its divisors is an integer number (43819776).
Almost surely, 22002213213 is an apocalyptic number.
It is an amenable number.
2002213213 is a deficient number, since it is larger than the sum of its proper divisors (802252451).
2002213213 is a wasteful number, since it uses less digits than its factorization.
2002213213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 746.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2002213213 is about 44746.0971817655. The cubic root of 2002213213 is about 1260.3856241778.
Adding to 2002213213 its reverse (3123122002), we get a palindrome (5125335215).
The spelling of 2002213213 in words is "two billion, two million, two hundred thirteen thousand, two hundred thirteen".
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