216544081 is an odd 9-digits composite number following 216544080
and preceding 216544082 . In scientific notation, it is written as 2.16544081 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 199886832 positive integers (up to 216544081) that are relatively prime to 216544081.
216544081 has 4 divisors, whose sum is 233201332
The reverse of 216544081 is 180445612
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred sixteen million five hundred forty-four thousand eighty-one
Scientific notation
2.16544081 × 10^8
Engineering notation
2.16544081 × 10^6
Prime Factorization
13 × 16657237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
216544081
Product of the distinct prime numbers
The prime factorization of 216544081 is 13 × 16657237.
Since it has a total of 2 prime factors.
3 , 3 , 57 , 94 , 679 , 580 , 1397 , 5852 , 27396 , 13536 , 363666 , 132661 , 9707581 , 2330926 , 6470782 , 10069938 , 915488762 , 101966247 , 4498071635 , 200957401
n×2
433088162
n×3
649632243
n×4
866176324
n×5
1082720405
n÷2
108272040.5
n÷3
72181360.333333
n÷3
54136020.25
n÷5
43308816.2
n2
46891339016134561
n3
1.0154041914108E+25
n4
2.1987976747261E+33
n5
4.7613662177849E+41
2 √n
14715.43682668
3 √n
600.50335630633
4 √n
121.30720022604
5 √n
46.463215657689
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
-216544080
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 216544081 can be divided by 4 positive divisors.
The sum of these divisors (counting 216544081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100111010000011001101010001
3
Ternary
120002110120122011
4
Quaternary
30322003031101
5
Quinary
420413402311
6
Senary
33253142521
8
Octal
1472031521
10
Decimal
216544081
12
Duodecimal
6062aa41
16
Hexadecimal
ce83351
20
Vigesimal
37d8041
36
Base36
3kxahd
md5
2eadff3f1c9b06ed79c3428a84ec1d54
sha1
12014868026367bf17d0d06debf581ac7fd656bc
sha256
a99068c39be14ea55c0bdf30f0d5810cf3276c914e29a1d8836657b2c586f002
sha512
97ce030ec32cba8d56b901ddb834846445a6ab5e0ac8ae29d6a1bb19bd8ad5de08212218da4fc7c2abcc3068a47764b7bbb691803365883e74f10f7fd5d7d83c
ripemd-160
1e1d986e22f8536e0d988ec61951853676a6237a
Diameter
433088162
Circumference
1360586588.0959
Area
1.4731348617008E+17
Volume
4.2533151308807E+25
Surface area
5.8925394468031E+17
Circumference
1360586588.0959
Perimeter
866176324
Area
46891339016134561
Diagonal
306239576.20182
Surface area
281348034096807366
Volume
1.0154041914108E+25
Space diagonal
375065350.37031
Perimeter
649632243
Area
2.030454540272E+16
Altitude
187532675.18516
Surface area
2.030454540272E+16
Volume
1.1966653156531E+24
Height
102079858.73394