Base | Representation |
---|---|
bin | 111001010011… |
… | …0000010110001 |
3 | 2002112012110112 |
4 | 1302212002301 |
5 | 30142241431 |
6 | 2551511105 |
7 | 513223610 |
oct | 162460261 |
9 | 62465415 |
10 | 30040241 |
11 | 15a58750 |
12 | a088495 |
13 | 62ba3ba |
14 | 3dbd877 |
15 | 2985c2b |
hex | 1ca60b1 |
30040241 has 32 divisors (see below), whose sum is σ = 40497408. Its totient is φ = 21565440.
The previous prime is 30040237. The next prime is 30040253. The reversal of 30040241 is 14204003.
It is a cyclic number.
It is not a de Polignac number, because 30040241 - 22 = 30040237 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30040211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69161 + ... + 69593.
It is an arithmetic number, because the mean of its divisors is an integer number (1265544).
Almost surely, 230040241 is an apocalyptic number.
It is an amenable number.
30040241 is a deficient number, since it is larger than the sum of its proper divisors (10457167).
30040241 is a wasteful number, since it uses less digits than its factorization.
30040241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 30040241 is about 5480.8978279110. The cubic root of 30040241 is about 310.8621197927.
Adding to 30040241 its reverse (14204003), we get a palindrome (44244244).
The spelling of 30040241 in words is "thirty million, forty thousand, two hundred forty-one".
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