Base | Representation |
---|---|
bin | 100001011100011… |
… | …010011100000100 |
3 | 1110002210122122002 |
4 | 201130122130010 |
5 | 2122120041302 |
6 | 131402124432 |
7 | 16622145500 |
oct | 4134323404 |
9 | 1402718562 |
10 | 561096452 |
11 | 2687a7084 |
12 | 137ab0718 |
13 | 8c327147 |
14 | 5473b300 |
15 | 343d5c02 |
hex | 2171a704 |
561096452 has 36 divisors (see below), whose sum is σ = 1149957900. Its totient is φ = 238843584.
The previous prime is 561096433. The next prime is 561096461. The reversal of 561096452 is 254690165.
It can be written as a sum of positive squares in 2 ways, for example, as 325658116 + 235438336 = 18046^2 + 15344^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19598 + ... + 38810.
It is an arithmetic number, because the mean of its divisors is an integer number (31943275).
Almost surely, 2561096452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 561096452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574978950).
561096452 is an abundant number, since it is smaller than the sum of its proper divisors (588861448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561096452 is a wasteful number, since it uses less digits than its factorization.
561096452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19380 (or 19371 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 38.
The square root of 561096452 is about 23687.4745804613. The cubic root of 561096452 is about 824.7946606193.
The spelling of 561096452 in words is "five hundred sixty-one million, ninety-six thousand, four hundred fifty-two".
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