Base | Representation |
---|---|
bin | 11001100010011… |
… | …10010000011000 |
3 | 112221010000100221 |
4 | 30301032100120 |
5 | 414320330130 |
6 | 33131405424 |
7 | 5210632243 |
oct | 1461162030 |
9 | 487100327 |
10 | 214230040 |
11 | aaa22222 |
12 | 5b8b3874 |
13 | 354ca34b |
14 | 2064825a |
15 | 13c1a87a |
hex | cc4e418 |
214230040 has 32 divisors (see below), whose sum is σ = 484056000. Its totient is φ = 85329664.
The previous prime is 214230007. The next prime is 214230041. The reversal of 214230040 is 40032412.
It is a nialpdrome in base 11.
It is a zygodrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 214229996 and 214230023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214230041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645 + ... + 20764.
It is an arithmetic number, because the mean of its divisors is an integer number (15126750).
Almost surely, 2214230040 is an apocalyptic number.
214230040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214230040 is an abundant number, since it is smaller than the sum of its proper divisors (269825960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214230040 is a wasteful number, since it uses less digits than its factorization.
214230040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22659 (or 22655 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 214230040 is about 14636.5993318120. The cubic root of 214230040 is about 598.3566512657.
Adding to 214230040 its reverse (40032412), we get a palindrome (254262452).
The spelling of 214230040 in words is "two hundred fourteen million, two hundred thirty thousand, forty".
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