Base | Representation |
---|---|
bin | 11001100001101… |
… | …10000101100000 |
3 | 112220220222120021 |
4 | 30300312011200 |
5 | 414304143130 |
6 | 33125323224 |
7 | 5210040514 |
oct | 1460660540 |
9 | 486828507 |
10 | 214131040 |
11 | aa964902 |
12 | 5b866514 |
13 | 35494276 |
14 | 20620144 |
15 | 13beb37a |
hex | cc36160 |
214131040 has 24 divisors (see below), whose sum is σ = 505884960. Its totient is φ = 85652352.
The previous prime is 214131037. The next prime is 214131061. The reversal of 214131040 is 40131412.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 669000 + ... + 669319.
It is an arithmetic number, because the mean of its divisors is an integer number (21078540).
Almost surely, 2214131040 is an apocalyptic number.
214131040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214131040 is an abundant number, since it is smaller than the sum of its proper divisors (291753920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214131040 is a wasteful number, since it uses less digits than its factorization.
214131040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1338334 (or 1338326 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 214131040 is about 14633.2170078900. The cubic root of 214131040 is about 598.2644661925.
Adding to 214131040 its reverse (40131412), we get a palindrome (254262452).
The spelling of 214131040 in words is "two hundred fourteen million, one hundred thirty-one thousand, forty".
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