Base | Representation |
---|---|
bin | 11001011100001… |
… | …10100111100011 |
3 | 112212120110200010 |
4 | 30232012213203 |
5 | 414113143243 |
6 | 33102100003 |
7 | 5200655235 |
oct | 1456064743 |
9 | 485513603 |
10 | 213412323 |
11 | aa513923 |
12 | 5b57a603 |
13 | 352a20a7 |
14 | 204b4255 |
15 | 13b08433 |
hex | cb869e3 |
213412323 has 8 divisors (see below), whose sum is σ = 285314128. Its totient is φ = 141892704.
The previous prime is 213412321. The next prime is 213412333. The reversal of 213412323 is 323214312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 213412323 - 21 = 213412321 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 213412323.
It is not an unprimeable number, because it can be changed into a prime (213412321) 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, 94240 + ... + 96477.
It is an arithmetic number, because the mean of its divisors is an integer number (35664266).
Almost surely, 2213412323 is an apocalyptic number.
213412323 is a deficient number, since it is larger than the sum of its proper divisors (71901805).
213412323 is a wasteful number, since it uses less digits than its factorization.
213412323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191093.
The product of its digits is 864, while the sum is 21.
The square root of 213412323 is about 14608.6386429400. The cubic root of 213412323 is about 597.5943705799.
Adding to 213412323 its reverse (323214312), we get a palindrome (536626635).
The spelling of 213412323 in words is "two hundred thirteen million, four hundred twelve thousand, three hundred twenty-three".
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