Base | Representation |
---|---|
bin | 1100010110001101011… |
… | …0011011110100011011 |
3 | 202021112000121210210200 |
4 | 3011203112123310123 |
5 | 11433410234114003 |
6 | 241240252313243 |
7 | 21216352101063 |
oct | 3054326336433 |
9 | 667460553720 |
10 | 212120223003 |
11 | 81a61377127 |
12 | 3513a772823 |
13 | 17006358270 |
14 | a3a3a763a3 |
15 | 57b75416a3 |
hex | 316359bd1b |
212120223003 has 48 divisors (see below), whose sum is σ = 335793319680. Its totient is φ = 128232849600.
The previous prime is 212120223001. The next prime is 212120223013. The reversal of 212120223003 is 300322021212.
It is not a de Polignac number, because 212120223003 - 21 = 212120223001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212120223001) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10558458 + ... + 10578528.
It is an arithmetic number, because the mean of its divisors is an integer number (6995694160).
Almost surely, 2212120223003 is an apocalyptic number.
212120223003 is a deficient number, since it is larger than the sum of its proper divisors (123673096677).
212120223003 is a wasteful number, since it uses less digits than its factorization.
212120223003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21680 (or 21677 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 212120223003 its reverse (300322021212), we get a palindrome (512442244215).
The spelling of 212120223003 in words is "two hundred twelve billion, one hundred twenty million, two hundred twenty-three thousand, three".
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