Base | Representation |
---|---|
bin | 11010100011100… |
… | …011111111001101 |
3 | 1011001100021100101 |
4 | 122203203333031 |
5 | 1403023430221 |
6 | 112113131101 |
7 | 14016641314 |
oct | 3243437715 |
9 | 1131307311 |
10 | 445530061 |
11 | 209543369 |
12 | 105259a91 |
13 | 713c3272 |
14 | 4325727b |
15 | 291a8d91 |
hex | 1a8e3fcd |
445530061 has 8 divisors (see below), whose sum is σ = 467308800. Its totient is φ = 424263888.
The previous prime is 445530049. The next prime is 445530091. The reversal of 445530061 is 160035544.
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 445530061 - 219 = 445005773 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (445530011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126361 + ... + 129838.
It is an arithmetic number, because the mean of its divisors is an integer number (58413600).
Almost surely, 2445530061 is an apocalyptic number.
It is an amenable number.
445530061 is a deficient number, since it is larger than the sum of its proper divisors (21778739).
445530061 is a wasteful number, since it uses less digits than its factorization.
445530061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256283.
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 445530061 is about 21107.5830212746. The cubic root of 445530061 is about 763.7636835015.
The spelling of 445530061 in words is "four hundred forty-five million, five hundred thirty thousand, sixty-one".
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