561688891 is an odd 9-digits composite number following 561688890
and preceding 561688892 . In scientific notation, it is written as 5.61688891 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 528648352 positive integers (up to 561688891) that are relatively prime to 561688891.
561688891 has 4 divisors, whose sum is 594729432
The reverse of 561688891 is 198886165
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
five hundred sixty-one million six hundred eighty-eight thousand eight hundred ninety-one
Scientific notation
5.61688891 × 10^8
Engineering notation
5.61688891 × 10^6
Prime Factorization
17 × 33040523
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
561688891
Product of the distinct prime numbers
The prime factorization of 561688891 is 17 × 33040523.
Since it has a total of 2 prime factors.
2 , 1 , 76 , 57 , 884 , 890 , 1114 , 3494 , 43038 , 79194 , 916725 , 728506 , 5099322 , 4058605 , 88797867 , 17686907 , 491476872 , 434362812 , 3355328556 , 1216017687
n×2
1123377782
n×3
1685066673
n×4
2246755564
n×5
2808444455
n÷2
280844445.5
n÷3
187229630.33333
n÷3
140422222.75
n÷5
112337778.2
n2
315494410272809881
n3
1.7720970542283E+26
n4
9.9536722913388E+34
n5
5.5908671506995E+43
2 √n
23699.976603364
3 √n
825.08484759429
4 √n
153.94796719465
5 √n
56.221077775322
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-561688890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 561688891 can be divided by 4 positive divisors.
The sum of these divisors (counting 561688891) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001011110101011000100111011
3
Ternary
1110010220202022021
4
Quaternary
201132223010323
5
Quinary
2122243021031
6
Senary
131422535311
8
Octal
4136530473
10
Decimal
561688891
12
Duodecimal
138137537
16
Hexadecimal
217ab13b
20
Vigesimal
8fab24b
36
Base36
9aexx7
md5
0aa1c5ee236e5725c67c3271e8750f2d
sha1
d30ac624b9938ff5e0426a8310a40c94b62106b3
sha256
2b83e028e1d707745987afb3b7afe90c6397e9dd5a7ddef4bb45f883ff6d0009
sha512
73a392b7ff075e5160c04c1d5d9887070a044c70619a9c11b5f204a887cd5e3f7e96c5758e73561833b019e3a889df5c9336f112235b3e246ab745635e8b41a6
ripemd-160
e3be1b854ff8021690706da21f16568b566e870a
Diameter
1123377782
Circumference
3529195387.1372
Area
9.911549215617E+17
Volume
7.4229427826825E+26
Surface area
3.9646196862468E+18
Circumference
3529195387.1372
Perimeter
2246755564
Area
315494410272809881
Diagonal
794348047.4865
Surface area
1892966461636859286
Volume
1.7720970542283E+26
Space diagonal
972873697.25902
Perimeter
1685066673
Area
1.3661308702412E+17
Altitude
486436848.62951
Surface area
1.3661308702412E+17
Volume
2.0884364066093E+25
Height
264782682.4955