Base | Representation |
---|---|
bin | 101110111000… |
… | …011100000010 |
3 | 212010101102120 |
4 | 232320130002 |
5 | 11121233134 |
6 | 1115225110 |
7 | 206314206 |
oct | 56703402 |
9 | 25111376 |
10 | 12289794 |
11 | 6a34560 |
12 | 4148196 |
13 | 2713b8a |
14 | 18bcb06 |
15 | 112b649 |
hex | bb8702 |
12289794 has 32 divisors (see below), whose sum is σ = 27743040. Its totient is φ = 3595200.
The previous prime is 12289763. The next prime is 12289801. The reversal of 12289794 is 49798221.
It is a Curzon number.
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 15 ways as a sum of consecutive naturals, for example, 1297 + ... + 5124.
It is an arithmetic number, because the mean of its divisors is an integer number (866970).
Almost surely, 212289794 is an apocalyptic number.
12289794 is an abundant number, since it is smaller than the sum of its proper divisors (15453246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12289794 is a wasteful number, since it uses less digits than its factorization.
12289794 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6466.
The product of its digits is 72576, while the sum is 42.
The square root of 12289794 is about 3505.6802478264. The cubic root of 12289794 is about 230.7711607189.
The spelling of 12289794 in words is "twelve million, two hundred eighty-nine thousand, seven hundred ninety-four".
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