Base | Representation |
---|---|
bin | 101110100101… |
… | …111010101101 |
3 | 211222112100220 |
4 | 232211322231 |
5 | 11111321213 |
6 | 1113441553 |
7 | 205550064 |
oct | 56457255 |
9 | 24875326 |
10 | 12213933 |
11 | 6992566 |
12 | 41102b9 |
13 | 26b84a4 |
14 | 189d1db |
15 | 1113e23 |
hex | ba5ead |
12213933 has 8 divisors (see below), whose sum is σ = 16359168. Its totient is φ = 8105664.
The previous prime is 12213931. The next prime is 12213947. The reversal of 12213933 is 33931221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12213933 - 21 = 12213931 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12213931) 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, 8460 + ... + 9797.
It is an arithmetic number, because the mean of its divisors is an integer number (2044896).
Almost surely, 212213933 is an apocalyptic number.
It is an amenable number.
12213933 is a deficient number, since it is larger than the sum of its proper divisors (4145235).
12213933 is a wasteful number, since it uses less digits than its factorization.
12213933 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18483.
The product of its digits is 972, while the sum is 24.
The square root of 12213933 is about 3494.8437733324. The cubic root of 12213933 is about 230.2953546473.
The spelling of 12213933 in words is "twelve million, two hundred thirteen thousand, nine hundred thirty-three".
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