Base | Representation |
---|---|
bin | 11100101111001… |
… | …11100001011101 |
3 | 121210121201220210 |
4 | 32113213201131 |
5 | 443203302341 |
6 | 35531003033 |
7 | 5655036315 |
oct | 1627474135 |
9 | 553551823 |
10 | 241072221 |
11 | 114096145 |
12 | 68899479 |
13 | 3ac37bb0 |
14 | 24034445 |
15 | 1626dc16 |
hex | e5e785d |
241072221 has 16 divisors (see below), whose sum is σ = 349521536. Its totient is φ = 146909376.
The previous prime is 241072219. The next prime is 241072241. The reversal of 241072221 is 122270142.
It is not a de Polignac number, because 241072221 - 21 = 241072219 is a prime.
It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (241072201) 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 15 ways as a sum of consecutive naturals, for example, 25990 + ... + 34023.
It is an arithmetic number, because the mean of its divisors is an integer number (21845096).
Almost surely, 2241072221 is an apocalyptic number.
It is an amenable number.
241072221 is a deficient number, since it is larger than the sum of its proper divisors (108449315).
241072221 is a wasteful number, since it uses less digits than its factorization.
241072221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60132.
The product of its (nonzero) digits is 448, while the sum is 21.
The square root of 241072221 is about 15526.5006038064. The cubic root of 241072221 is about 622.3705819569.
The spelling of 241072221 in words is "two hundred forty-one million, seventy-two thousand, two hundred twenty-one".
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