561666987 is an odd 9-digits composite number following 561666986
and preceding 561666988 . In scientific notation, it is written as 5.61666987 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 319788000 positive integers (up to 561666987) that are relatively prime to 561666987.
561666987 has 16 divisors, whose sum is 763537408
The reverse of 561666987 is 789666165
Previous prime number is 283
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
five hundred sixty-one million six hundred sixty-six thousand nine hundred eighty-seven
Scientific notation
5.61666987 × 10^8
Engineering notation
5.61666987 × 10^6
Prime Factorization
3 × 63 × 283 × 10501
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
561666987
Product of the distinct prime numbers
The prime factorization of 561666987 is 3 × 63 × 283 × 10501.
Since it has a total of 4 prime factors.
9 , 3 , 43 , 20 , 862 , 581 , 4254 , 6250 , 68592 , 47344 , 490617 , 800584 , 5029261 , 8888287 , 91145690 , 55944153 , 719986832 , 658144150 , 7071186332 , 7738410370
n×2
1123333974
n×3
1685000961
n×4
2246667948
n×5
2808334935
n÷2
280833493.5
n÷3
187222329
n÷3
140416746.75
n÷5
112333397.4
n2
315469804285658169
n3
1.7718897446261E+26
n4
9.9521197416031E+34
n5
5.5897771095295E+43
2 √n
23699.514488698
3 √n
825.07412226589
4 √n
153.94646630793
5 √n
56.220639281445
1 , 3 , 63 , 189 , 283 , 849 , 10501 , 17829 , 31503 , 53487 , 661563 , 1984689 , 2971783 , 8915349 , 187222329 , 561666987
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-561666986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 561666987 can be divided by 16 positive divisors.
The sum of these divisors (counting 561666987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001011110100101101110101011
3
Ternary
1110010212122021000
4
Quaternary
201132211232223
5
Quinary
2122241320422
6
Senary
131422250043
8
Octal
4136455653
10
Decimal
561666987
12
Duodecimal
138126923
16
Hexadecimal
217a5bab
20
Vigesimal
8fa8797
36
Base36
9aeh0r
md5
ca0d3785b173657b06e6d31f6b97d2eb
sha1
41cffd25cc1713c0edce9a2b925b0f9b15c71876
sha256
ef0330ff259f66ca6c786fe51a86eba7be6c4a0af5676772bbe9efa21686e2c1
sha512
f0c852d65254f3d3634619f9bc7f8a08cc1665f3c9927e6509bca7000e482303742a602ec7227da0035ecb95080301f06d279bea123053d40aa13d68b3e5255a
ripemd-160
6e11c87e07dc4af2923bb73891a73d18a51bdba8
Diameter
1123333974
Circumference
3529057760.2462
Area
9.9107761957323E+17
Volume
7.4220744062511E+26
Surface area
3.9643104782929E+18
Circumference
3529057760.2462
Perimeter
2246667948
Area
315469804285658169
Diagonal
794317070.55263
Surface area
1892818825713949014
Volume
1.7718897446261E+26
Space diagonal
972835758.41813
Perimeter
1685000961
Area
1.3660243231914E+17
Altitude
486417879.20906
Surface area
1.3660243231914E+17
Volume
2.0881920899E+25
Height
264772356.85088