Base | Representation |
---|---|
bin | 101110000111… |
… | …110110010110 |
3 | 211202021102110 |
4 | 232013312112 |
5 | 11043401044 |
6 | 1111051450 |
7 | 204525033 |
oct | 56076626 |
9 | 24667373 |
10 | 12090774 |
11 | 6908a83 |
12 | 4070b86 |
13 | 2674407 |
14 | 186a38a |
15 | 10dc6b9 |
hex | b87d96 |
12090774 has 32 divisors (see below), whose sum is σ = 25855200. Its totient is φ = 3756032.
The previous prime is 12090763. The next prime is 12090787. The reversal of 12090774 is 47709021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11002 + ... + 12050.
It is an arithmetic number, because the mean of its divisors is an integer number (807975).
Almost surely, 212090774 is an apocalyptic number.
12090774 is an abundant number, since it is smaller than the sum of its proper divisors (13764426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12090774 is a wasteful number, since it uses less digits than its factorization.
12090774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1184.
The product of its (nonzero) digits is 3528, while the sum is 30.
The square root of 12090774 is about 3477.1790290406. The cubic root of 12090774 is about 229.5186783797.
Adding to 12090774 its reverse (47709021), we get a palindrome (59799795).
The spelling of 12090774 in words is "twelve million, ninety thousand, seven hundred seventy-four".
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