Base | Representation |
---|---|
bin | 101101011100… |
… | …001101001000 |
3 | 211102012012111 |
4 | 231130031020 |
5 | 11022141013 |
6 | 1103152104 |
7 | 203151613 |
oct | 55341510 |
9 | 24365174 |
10 | 11912008 |
11 | 67a6739 |
12 | 3ba5634 |
13 | 2610c34 |
14 | 182117a |
15 | 10a473d |
hex | b5c348 |
11912008 has 16 divisors (see below), whose sum is σ = 22534380. Its totient is φ = 5902848.
The previous prime is 11911987. The next prime is 11912051. The reversal of 11912008 is 80021911.
It can be written as a sum of positive squares in 2 ways, for example, as 11168964 + 743044 = 3342^2 + 862^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 11912008.
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, 5685 + ... + 7492.
Almost surely, 211912008 is an apocalyptic number.
It is an amenable number.
11912008 is a deficient number, since it is larger than the sum of its proper divisors (10622372).
11912008 is a wasteful number, since it uses less digits than its factorization.
11912008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13296 (or 13292 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 22.
The square root of 11912008 is about 3451.3776959353. The cubic root of 11912008 is about 228.3818879580.
Adding to 11912008 its reverse (80021911), we get a palindrome (91933919).
The spelling of 11912008 in words is "eleven million, nine hundred twelve thousand, eight".
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