Base | Representation |
---|---|
bin | 1001100101111… |
… | …0000101001001 |
3 | 2210200221212222 |
4 | 2121132011021 |
5 | 40244344431 |
6 | 3554143425 |
7 | 665650151 |
oct | 231360511 |
9 | 83627788 |
10 | 40231241 |
11 | 20789366 |
12 | 11581b75 |
13 | 8447b8b |
14 | 54b3761 |
15 | 37ea57b |
hex | 265e149 |
40231241 has 4 divisors (see below), whose sum is σ = 40273152. Its totient is φ = 40189332.
The previous prime is 40231237. The next prime is 40231253. The reversal of 40231241 is 14213204.
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 not a de Polignac number, because 40231241 - 22 = 40231237 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40234241) 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, 19481 + ... + 21446.
It is an arithmetic number, because the mean of its divisors is an integer number (10068288).
Almost surely, 240231241 is an apocalyptic number.
It is an amenable number.
40231241 is a deficient number, since it is larger than the sum of its proper divisors (41911).
40231241 is an equidigital number, since it uses as much as digits as its factorization.
40231241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41910.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 40231241 is about 6342.8101816151. The cubic root of 40231241 is about 342.6529510265.
Adding to 40231241 its reverse (14213204), we get a palindrome (54444445).
The spelling of 40231241 in words is "forty million, two hundred thirty-one thousand, two hundred forty-one".
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