Base | Representation |
---|---|
bin | 101101010001… |
… | …101101000001 |
3 | 211100000012100 |
4 | 231101231001 |
5 | 11014301433 |
6 | 1102221013 |
7 | 202612323 |
oct | 55215501 |
9 | 24300170 |
10 | 11868993 |
11 | 6777394 |
12 | 3b84769 |
13 | 25c7496 |
14 | 180d613 |
15 | 1096b13 |
hex | b51b41 |
11868993 has 12 divisors (see below), whose sum is σ = 17276688. Its totient is φ = 7851480.
The previous prime is 11868973. The next prime is 11869007. The reversal of 11868993 is 39986811.
It is not a de Polignac number, because 11868993 - 26 = 11868929 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11868973) 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 11 ways as a sum of consecutive naturals, for example, 3855 + ... + 6212.
It is an arithmetic number, because the mean of its divisors is an integer number (1439724).
Almost surely, 211868993 is an apocalyptic number.
It is an amenable number.
11868993 is a deficient number, since it is larger than the sum of its proper divisors (5407695).
11868993 is a wasteful number, since it uses less digits than its factorization.
11868993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10204 (or 10201 counting only the distinct ones).
The product of its digits is 93312, while the sum is 45.
The square root of 11868993 is about 3445.1404906041. The cubic root of 11868993 is about 228.1066560092.
The spelling of 11868993 in words is "eleven million, eight hundred sixty-eight thousand, nine hundred ninety-three".
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