Base | Representation |
---|---|
bin | 10011100101000… |
… | …10011100011110 |
3 | 102110001102100121 |
4 | 21302202130132 |
5 | 314021240410 |
6 | 24144145154 |
7 | 4033021144 |
oct | 1162423436 |
9 | 373042317 |
10 | 164243230 |
11 | 84790408 |
12 | 470081ba |
13 | 28047c58 |
14 | 17b55594 |
15 | e6449da |
hex | 9ca271e |
164243230 has 32 divisors (see below), whose sum is σ = 315684864. Its totient is φ = 61375776.
The previous prime is 164243227. The next prime is 164243243. The reversal of 164243230 is 32342461.
164243230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 164243195 and 164243204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1587 + ... + 18193.
It is an arithmetic number, because the mean of its divisors is an integer number (9865152).
Almost surely, 2164243230 is an apocalyptic number.
164243230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
164243230 is a deficient number, since it is larger than the sum of its proper divisors (151441634).
164243230 is a wasteful number, since it uses less digits than its factorization.
164243230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16680.
The product of its (nonzero) digits is 3456, while the sum is 25.
The square root of 164243230 is about 12815.7414923991. The cubic root of 164243230 is about 547.6408372558.
Adding to 164243230 its reverse (32342461), we get a palindrome (196585691).
The spelling of 164243230 in words is "one hundred sixty-four million, two hundred forty-three thousand, two hundred thirty".
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