Base | Representation |
---|---|
bin | 1100010101110101100… |
… | …1010001000010110011 |
3 | 202021021001121021221220 |
4 | 3011131121101002303 |
5 | 11433204144131003 |
6 | 241222322520123 |
7 | 21214026555156 |
oct | 3053531210263 |
9 | 667231537856 |
10 | 212020302003 |
11 | 81a0aa29a94 |
12 | 35111206043 |
13 | 16cbb741703 |
14 | a3946a5c9d |
15 | 57ad8a5353 |
hex | 315d6510b3 |
212020302003 has 16 divisors (see below), whose sum is σ = 284623178400. Its totient is φ = 140382361856.
The previous prime is 212020302001. The next prime is 212020302031. The reversal of 212020302003 is 300203020212.
It is a cyclic number.
It is not a de Polignac number, because 212020302003 - 21 = 212020302001 is a prime.
It is a super-2 number, since 2×2120203020032 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (212020302001) 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, 4974901 + ... + 5017337.
It is an arithmetic number, because the mean of its divisors is an integer number (17788948650).
Almost surely, 2212020302003 is an apocalyptic number.
212020302003 is a deficient number, since it is larger than the sum of its proper divisors (72602876397).
212020302003 is a wasteful number, since it uses less digits than its factorization.
212020302003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53766.
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 212020302003 its reverse (300203020212), we get a palindrome (512223322215).
The spelling of 212020302003 in words is "two hundred twelve billion, twenty million, three hundred two thousand, three".
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