Base | Representation |
---|---|
bin | 101111011000… |
… | …001100110110 |
3 | 212100222220002 |
4 | 233120030312 |
5 | 11134414034 |
6 | 1122111302 |
7 | 210365414 |
oct | 57301466 |
9 | 25328802 |
10 | 12419894 |
11 | 7013283 |
12 | 41ab532 |
13 | 275b166 |
14 | 19142b4 |
15 | 1154e7e |
hex | bd8336 |
12419894 has 8 divisors (see below), whose sum is σ = 19725768. Its totient is φ = 5844640.
The previous prime is 12419887. The next prime is 12419899. The reversal of 12419894 is 49891421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12419899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182612 + ... + 182679.
It is an arithmetic number, because the mean of its divisors is an integer number (2465721).
Almost surely, 212419894 is an apocalyptic number.
12419894 is a deficient number, since it is larger than the sum of its proper divisors (7305874).
12419894 is a wasteful number, since it uses less digits than its factorization.
12419894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 365310.
The product of its digits is 20736, while the sum is 38.
The square root of 12419894 is about 3524.1869984438. The cubic root of 12419894 is about 231.5826200538.
The spelling of 12419894 in words is "twelve million, four hundred nineteen thousand, eight hundred ninety-four".
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