Base | Representation |
---|---|
bin | 101110000111… |
… | …010001010100 |
3 | 211202011011200 |
4 | 232013101110 |
5 | 11043312104 |
6 | 1111032500 |
7 | 204515106 |
oct | 56072124 |
9 | 24664150 |
10 | 12088404 |
11 | 6907219 |
12 | 406b730 |
13 | 2673303 |
14 | 1869576 |
15 | 10dbb39 |
hex | b87454 |
12088404 has 36 divisors (see below), whose sum is σ = 30668820. Its totient is φ = 4014720.
The previous prime is 12088403. The next prime is 12088429. The reversal of 12088404 is 40488021.
It can be written as a sum of positive squares in 2 ways, for example, as 7551504 + 4536900 = 2748^2 + 2130^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×120884042 = 292259022534432, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12088403) 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, 14314 + ... + 15134.
Almost surely, 212088404 is an apocalyptic number.
It is an amenable number.
12088404 is an abundant number, since it is smaller than the sum of its proper divisors (18580416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12088404 is a wasteful number, since it uses less digits than its factorization.
12088404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1240 (or 1235 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 12088404 is about 3476.8382188419. The cubic root of 12088404 is about 229.5036808614.
The spelling of 12088404 in words is "twelve million, eighty-eight thousand, four hundred four".
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