Base | Representation |
---|---|
bin | 11011101001111… |
… | …00001111011001 |
3 | 121011111220112110 |
4 | 31310330033121 |
5 | 433341411131 |
6 | 35004102533 |
7 | 5514546324 |
oct | 1564741731 |
9 | 534456473 |
10 | 231982041 |
11 | 109a475a5 |
12 | 65834a49 |
13 | 390a44a5 |
14 | 22b497bb |
15 | 15575646 |
hex | dd3c3d9 |
231982041 has 8 divisors (see below), whose sum is σ = 314552160. Its totient is φ = 152033312.
The previous prime is 231982027. The next prime is 231982057. The reversal of 231982041 is 140289132.
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 231982041 - 27 = 231981913 is a prime.
It is not an unprimeable number, because it can be changed into a prime (231982441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655140 + ... + 655493.
It is an arithmetic number, because the mean of its divisors is an integer number (39319020).
Almost surely, 2231982041 is an apocalyptic number.
It is an amenable number.
231982041 is a deficient number, since it is larger than the sum of its proper divisors (82570119).
231982041 is a wasteful number, since it uses less digits than its factorization.
231982041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1310695.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 231982041 is about 15230.9566672616. The cubic root of 231982041 is about 614.4475096310.
The spelling of 231982041 in words is "two hundred thirty-one million, nine hundred eighty-two thousand, forty-one".
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