Base | Representation |
---|---|
bin | 100001011101000… |
… | …101111001001110 |
3 | 1110010010200210110 |
4 | 201131011321032 |
5 | 2122141240241 |
6 | 131410020450 |
7 | 16623516435 |
oct | 4135057116 |
9 | 1403120713 |
10 | 561274446 |
11 | 268908887 |
12 | 137b77726 |
13 | 8c38a175 |
14 | 5478611c |
15 | 3441d816 |
hex | 21745e4e |
561274446 has 16 divisors (see below), whose sum is σ = 1123193808. Its totient is φ = 186984000.
The previous prime is 561274433. The next prime is 561274457. The reversal of 561274446 is 644472165.
561274446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15165 + ... + 36776.
It is an arithmetic number, because the mean of its divisors is an integer number (70199613).
Almost surely, 2561274446 is an apocalyptic number.
561274446 is an abundant number, since it is smaller than the sum of its proper divisors (561919362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561274446 is a wasteful number, since it uses less digits than its factorization.
561274446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53747.
The product of its digits is 161280, while the sum is 39.
The square root of 561274446 is about 23691.2314158635. The cubic root of 561274446 is about 824.8818666480.
The spelling of 561274446 in words is "five hundred sixty-one million, two hundred seventy-four thousand, four hundred forty-six".
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