Base | Representation |
---|---|
bin | 100010110111… |
… | …111111100001 |
3 | 122012110210112 |
4 | 202313333201 |
5 | 4320022431 |
6 | 523541105 |
7 | 140464523 |
oct | 42677741 |
9 | 18173715 |
10 | 9142241 |
11 | 5184779 |
12 | 308a795 |
13 | 1b81314 |
14 | 12dda13 |
15 | c08c2b |
hex | 8b7fe1 |
9142241 has 4 divisors (see below), whose sum is σ = 9437184. Its totient is φ = 8847300.
The previous prime is 9142229. The next prime is 9142283. The reversal of 9142241 is 1422419.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9142241 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9148241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147425 + ... + 147486.
It is an arithmetic number, because the mean of its divisors is an integer number (2359296).
Almost surely, 29142241 is an apocalyptic number.
It is an amenable number.
9142241 is a deficient number, since it is larger than the sum of its proper divisors (294943).
9142241 is a wasteful number, since it uses less digits than its factorization.
9142241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294942.
The product of its digits is 576, while the sum is 23.
The square root of 9142241 is about 3023.6138973090. The cubic root of 9142241 is about 209.0984861263.
The spelling of 9142241 in words is "nine million, one hundred forty-two thousand, two hundred forty-one".
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