Base | Representation |
---|---|
bin | 1100010110100111110… |
… | …1100000110010111110 |
3 | 202021210202022111000102 |
4 | 3011221331200302332 |
5 | 11434122132132202 |
6 | 241255253401102 |
7 | 21222166562012 |
oct | 3055175406276 |
9 | 667722274012 |
10 | 212231130302 |
11 | 82008a38454 |
12 | 3516b939192 |
13 | 1702331a599 |
14 | a3b46a6542 |
15 | 57c214cd02 |
hex | 3169f60cbe |
212231130302 has 16 divisors (see below), whose sum is σ = 329412864960. Its totient is φ = 102428813088.
The previous prime is 212231130301. The next prime is 212231130311. The reversal of 212231130302 is 203031132212.
It is a super-2 number, since 2×2122311303022 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212231130301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274733 + ... + 707064.
It is an arithmetic number, because the mean of its divisors is an integer number (20588304060).
Almost surely, 2212231130302 is an apocalyptic number.
212231130302 is a deficient number, since it is larger than the sum of its proper divisors (117181734658).
212231130302 is a wasteful number, since it uses less digits than its factorization.
212231130302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 985555.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 212231130302 its reverse (203031132212), we get a palindrome (415262262514).
The spelling of 212231130302 in words is "two hundred twelve billion, two hundred thirty-one million, one hundred thirty thousand, three hundred two".
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