Base | Representation |
---|---|
bin | 11001011010110… |
… | …10000110011111 |
3 | 112212020012112210 |
4 | 30231122012133 |
5 | 414041324413 |
6 | 33054131503 |
7 | 5166265521 |
oct | 1455320637 |
9 | 485205483 |
10 | 213229983 |
11 | aa3a992a |
12 | 5b4b0b93 |
13 | 3523a0b5 |
14 | 20467a11 |
15 | 13abe3c3 |
hex | cb5a19f |
213229983 has 8 divisors (see below), whose sum is σ = 286823088. Its totient is φ = 140895104.
The previous prime is 213229957. The next prime is 213229993. The reversal of 213229983 is 389922312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213229983 - 213 = 213221791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213229943) 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, 314160 + ... + 314837.
It is an arithmetic number, because the mean of its divisors is an integer number (35852886).
Almost surely, 2213229983 is an apocalyptic number.
213229983 is a deficient number, since it is larger than the sum of its proper divisors (73593105).
213229983 is a wasteful number, since it uses less digits than its factorization.
213229983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 629113.
The product of its digits is 46656, while the sum is 39.
The square root of 213229983 is about 14602.3964813999. The cubic root of 213229983 is about 597.4241267312.
The spelling of 213229983 in words is "two hundred thirteen million, two hundred twenty-nine thousand, nine hundred eighty-three".
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