Base | Representation |
---|---|
bin | 1100010110100000111… |
… | …1100101000111000101 |
3 | 202021201202002100220211 |
4 | 3011220033211013011 |
5 | 11434042242442013 |
6 | 241252343555421 |
7 | 21221366615020 |
oct | 3055017450705 |
9 | 667652070824 |
10 | 212202312133 |
11 | 81aa3744989 |
12 | 3516215bb71 |
13 | 1701a36a506 |
14 | a3b09241b7 |
15 | 57be85923d |
hex | 31683e51c5 |
212202312133 has 32 divisors (see below), whose sum is σ = 258045951744. Its totient is φ = 170347871232.
The previous prime is 212202312107. The next prime is 212202312139. The reversal of 212202312133 is 331213202212.
It is not a de Polignac number, because 212202312133 - 221 = 212200214981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212202312139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28113666 + ... + 28121212.
It is an arithmetic number, because the mean of its divisors is an integer number (8063935992).
Almost surely, 2212202312133 is an apocalyptic number.
It is an amenable number.
212202312133 is a deficient number, since it is larger than the sum of its proper divisors (45843639611).
212202312133 is a wasteful number, since it uses less digits than its factorization.
212202312133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8701.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 212202312133 its reverse (331213202212), we get a palindrome (543415514345).
The spelling of 212202312133 in words is "two hundred twelve billion, two hundred two million, three hundred twelve thousand, one hundred thirty-three".
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