Base | Representation |
---|---|
bin | 11010101011111… |
… | …101000101111001 |
3 | 1011012111001011010 |
4 | 122223331011321 |
5 | 1404104330131 |
6 | 112232224133 |
7 | 14044433253 |
oct | 3253750571 |
9 | 1135431133 |
10 | 447730041 |
11 | 20a806230 |
12 | 105b3b049 |
13 | 719b3725 |
14 | 4366acd3 |
15 | 29490b46 |
hex | 1aafd179 |
447730041 has 32 divisors (see below), whose sum is σ = 688596480. Its totient is φ = 255916800.
The previous prime is 447730039. The next prime is 447730067. The reversal of 447730041 is 140037744.
It is not a de Polignac number, because 447730041 - 21 = 447730039 is a prime.
It is a super-2 number, since 2×4477300412 = 400924379227723362, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 447729990 and 447730008.
It is not an unprimeable number, because it can be changed into a prime (447730001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149626 + ... + 152588.
It is an arithmetic number, because the mean of its divisors is an integer number (21518640).
Almost surely, 2447730041 is an apocalyptic number.
It is an amenable number.
447730041 is a deficient number, since it is larger than the sum of its proper divisors (240866439).
447730041 is a wasteful number, since it uses less digits than its factorization.
447730041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3237.
The product of its (nonzero) digits is 9408, while the sum is 30.
The square root of 447730041 is about 21159.6323455773. The cubic root of 447730041 is about 765.0187478852.
Adding to 447730041 its reverse (140037744), we get a palindrome (587767785).
The spelling of 447730041 in words is "four hundred forty-seven million, seven hundred thirty thousand, forty-one".
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