Base | Representation |
---|---|
bin | 11001011100010… |
… | …11000010001100 |
3 | 112212121101111002 |
4 | 30232023002030 |
5 | 414114233122 |
6 | 33102315432 |
7 | 5201062046 |
oct | 1456130214 |
9 | 485541432 |
10 | 213430412 |
11 | aa526478 |
12 | 5b588b78 |
13 | 352aa3b0 |
14 | 204baa96 |
15 | 13b0d992 |
hex | cb8b08c |
213430412 has 36 divisors (see below), whose sum is σ = 415725408. Its totient is φ = 95306400.
The previous prime is 213430411. The next prime is 213430447. The reversal of 213430412 is 214034312.
It is not an unprimeable number, because it can be changed into a prime (213430411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47837 + ... + 52107.
It is an arithmetic number, because the mean of its divisors is an integer number (11547928).
Almost surely, 2213430412 is an apocalyptic number.
It is an amenable number.
213430412 is a deficient number, since it is larger than the sum of its proper divisors (202294996).
213430412 is a wasteful number, since it uses less digits than its factorization.
213430412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4350 (or 4317 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 213430412 is about 14609.2577497969. The cubic root of 213430412 is about 597.6112542959.
Adding to 213430412 its reverse (214034312), we get a palindrome (427464724).
The spelling of 213430412 in words is "two hundred thirteen million, four hundred thirty thousand, four hundred twelve".
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