Base | Representation |
---|---|
bin | 101110111000… |
… | …101110011101 |
3 | 212010110001020 |
4 | 232320232131 |
5 | 11121302343 |
6 | 1115234353 |
7 | 206320512 |
oct | 56705635 |
9 | 25113036 |
10 | 12290973 |
11 | 6a35432 |
12 | 41489b9 |
13 | 2714586 |
14 | 18bd309 |
15 | 112bb83 |
hex | bb8b9d |
12290973 has 16 divisors (see below), whose sum is σ = 17012736. Its totient is φ = 7884720.
The previous prime is 12290963. The next prime is 12290977. The reversal of 12290973 is 37909221.
It is not a de Polignac number, because 12290973 - 26 = 12290909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12290977) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26086 + ... + 26552.
It is an arithmetic number, because the mean of its divisors is an integer number (1063296).
Almost surely, 212290973 is an apocalyptic number.
It is an amenable number.
12290973 is a deficient number, since it is larger than the sum of its proper divisors (4721763).
12290973 is a wasteful number, since it uses less digits than its factorization.
12290973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 784.
The product of its (nonzero) digits is 6804, while the sum is 33.
The square root of 12290973 is about 3505.8483994605. The cubic root of 12290973 is about 230.7785400262.
The spelling of 12290973 in words is "twelve million, two hundred ninety thousand, nine hundred seventy-three".
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