Base | Representation |
---|---|
bin | 100001011110011… |
… | …100101100111011 |
3 | 1110010210202112112 |
4 | 201132130230323 |
5 | 2122234130021 |
6 | 131421402535 |
7 | 16626530165 |
oct | 4136345473 |
9 | 1403722475 |
10 | 561630011 |
11 | 269030a38 |
12 | 13810944b |
13 | 8c482c67 |
14 | 54839935 |
15 | 3448dd5b |
hex | 2179cb3b |
561630011 has 8 divisors (see below), whose sum is σ = 564651360. Its totient is φ = 558617472.
The previous prime is 561629983. The next prime is 561630019. The reversal of 561630011 is 110036165.
It is a happy number.
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 561630011 - 218 = 561367867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (561630019) 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 7 ways as a sum of consecutive naturals, for example, 153641 + ... + 157253.
It is an arithmetic number, because the mean of its divisors is an integer number (70581420).
Almost surely, 2561630011 is an apocalyptic number.
561630011 is a deficient number, since it is larger than the sum of its proper divisors (3021349).
561630011 is a wasteful number, since it uses less digits than its factorization.
561630011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4405.
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 561630011 is about 23698.7343754893. The cubic root of 561630011 is about 825.0560162761.
Adding to 561630011 its reverse (110036165), we get a palindrome (671666176).
The spelling of 561630011 in words is "five hundred sixty-one million, six hundred thirty thousand, eleven".
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