Base | Representation |
---|---|
bin | 100001011100010… |
… | …011011100010001 |
3 | 1110002202012022122 |
4 | 201130103130101 |
5 | 2122113132133 |
6 | 131401344025 |
7 | 16621666106 |
oct | 4134233421 |
9 | 1402665278 |
10 | 561067793 |
11 | 2687875a0 |
12 | 137a98015 |
13 | 8c3170a0 |
14 | 54730aad |
15 | 343cc498 |
hex | 21713711 |
561067793 has 16 divisors (see below), whose sum is σ = 660883776. Its totient is φ = 469592640.
The previous prime is 561067781. The next prime is 561067823. The reversal of 561067793 is 397760165.
It is not a de Polignac number, because 561067793 - 212 = 561063697 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (561067753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51830 + ... + 61712.
It is an arithmetic number, because the mean of its divisors is an integer number (41305236).
Almost surely, 2561067793 is an apocalyptic number.
It is an amenable number.
561067793 is a deficient number, since it is larger than the sum of its proper divisors (99815983).
561067793 is a wasteful number, since it uses less digits than its factorization.
561067793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10304.
The product of its (nonzero) digits is 238140, while the sum is 44.
The square root of 561067793 is about 23686.8696327733. The cubic root of 561067793 is about 824.7806177618.
Subtracting from 561067793 its reverse (397760165), we obtain a triangular number (163307628 = T18072).
The spelling of 561067793 in words is "five hundred sixty-one million, sixty-seven thousand, seven hundred ninety-three".
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