Base | Representation |
---|---|
bin | 101111011111… |
… | …001110000001 |
3 | 212102110022210 |
4 | 233133032001 |
5 | 11141324031 |
6 | 1122452333 |
7 | 210545262 |
oct | 57371601 |
9 | 25373283 |
10 | 12448641 |
11 | 7032937 |
12 | 42040a9 |
13 | 276b27a |
14 | 1920969 |
15 | 115d746 |
hex | bdf381 |
12448641 has 8 divisors (see below), whose sum is σ = 17574624. Its totient is φ = 7810880.
The previous prime is 12448633. The next prime is 12448651. The reversal of 12448641 is 14684421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12448641 - 23 = 12448633 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12448599 and 12448608.
It is not an unprimeable number, because it can be changed into a prime (12448621) 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, 121995 + ... + 122096.
It is an arithmetic number, because the mean of its divisors is an integer number (2196828).
Almost surely, 212448641 is an apocalyptic number.
It is an amenable number.
12448641 is a deficient number, since it is larger than the sum of its proper divisors (5125983).
12448641 is a wasteful number, since it uses less digits than its factorization.
12448641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244111.
The product of its digits is 6144, while the sum is 30.
The square root of 12448641 is about 3528.2631704565. The cubic root of 12448641 is about 231.7611555511.
The spelling of 12448641 in words is "twelve million, four hundred forty-eight thousand, six hundred forty-one".
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