Base | Representation |
---|---|
bin | 11001010100010… |
… | …10101010111011 |
3 | 112210122001001210 |
4 | 30222022222323 |
5 | 413332132342 |
6 | 33024014203 |
7 | 5156126454 |
oct | 1452125273 |
9 | 483561053 |
10 | 212380347 |
11 | a9979553 |
12 | 5b161363 |
13 | 3500045a |
14 | 202c612b |
15 | 139a279c |
hex | ca8aabb |
212380347 has 8 divisors (see below), whose sum is σ = 298077760. Its totient is φ = 134134920.
The previous prime is 212380339. The next prime is 212380351. The reversal of 212380347 is 743083212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212380347 - 23 = 212380339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212380327) 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, 1862929 + ... + 1863042.
It is an arithmetic number, because the mean of its divisors is an integer number (37259720).
Almost surely, 2212380347 is an apocalyptic number.
212380347 is a deficient number, since it is larger than the sum of its proper divisors (85697413).
212380347 is a wasteful number, since it uses less digits than its factorization.
212380347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3725993.
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 212380347 is about 14573.2750951871. The cubic root of 212380347 is about 596.6295719199.
The spelling of 212380347 in words is "two hundred twelve million, three hundred eighty thousand, three hundred forty-seven".
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