Base | Representation |
---|---|
bin | 101101101111… |
… | …011100010100 |
3 | 211120012021212 |
4 | 231233130110 |
5 | 11032201204 |
6 | 1105000552 |
7 | 203630420 |
oct | 55573424 |
9 | 24505255 |
10 | 11990804 |
11 | 684a961 |
12 | 4023158 |
13 | 263aa67 |
14 | 1841b80 |
15 | 10bcc6e |
hex | b6f714 |
11990804 has 24 divisors (see below), whose sum is σ = 24810240. Its totient is φ = 4961376.
The previous prime is 11990801. The next prime is 11990813. The reversal of 11990804 is 40809911.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11990801) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6572 + ... + 8195.
It is an arithmetic number, because the mean of its divisors is an integer number (1033760).
Almost surely, 211990804 is an apocalyptic number.
11990804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
11990804 is an abundant number, since it is smaller than the sum of its proper divisors (12819436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11990804 is a wasteful number, since it uses less digits than its factorization.
11990804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14807 (or 14805 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 32.
The square root of 11990804 is about 3462.7740324774. The cubic root of 11990804 is about 228.8843513866.
The spelling of 11990804 in words is "eleven million, nine hundred ninety thousand, eight hundred four".
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