Base | Representation |
---|---|
bin | 1000001100100001011011 |
3 | 11001011002222 |
4 | 20030201123 |
5 | 1022222233 |
6 | 114014255 |
7 | 24155453 |
oct | 10144133 |
9 | 4034088 |
10 | 2148443 |
11 | 1238180 |
12 | 87738b |
13 | 5a2b8b |
14 | 3dcd63 |
15 | 2c6898 |
hex | 20c85b |
2148443 has 8 divisors (see below), whose sum is σ = 2481840. Its totient is φ = 1838080.
The previous prime is 2148437. The next prime is 2148449. The reversal of 2148443 is 3448412.
It is an interprime number because it is at equal distance from previous prime (2148437) and next prime (2148449).
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 2148443 - 26 = 2148379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2148449) 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, 5558 + ... + 5931.
It is an arithmetic number, because the mean of its divisors is an integer number (310230).
22148443 is an apocalyptic number.
2148443 is a deficient number, since it is larger than the sum of its proper divisors (333397).
2148443 is a wasteful number, since it uses less digits than its factorization.
2148443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11517.
The product of its digits is 3072, while the sum is 26.
The square root of 2148443 is about 1465.7568011099. The cubic root of 2148443 is about 129.0351245418.
The spelling of 2148443 in words is "two million, one hundred forty-eight thousand, four hundred forty-three".
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