81330202 is an even 8-digits composite number following 81330201
and preceding 81330203 . In scientific notation, it is written as 8.1330202 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 39317040 positive integers (up to 81330202) that are relatively prime to 81330202.
81330202 has 16 divisors, whose sum is 126108000
The reverse of 81330202 is 20203318
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
eighty-one million three hundred thirty thousand two hundred two
Scientific notation
8.1330202 × 10^7
Engineering notation
8.1330202 × 10^6
Prime Factorization
2 × 61 × 59 × 11299
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81330202
Product of the distinct prime numbers
The prime factorization of 81330202 is 2 × 61 × 59 × 11299.
Since it has a total of 4 prime factors.
3 , 6 , 6 , 84 , 543 , 639 , 7979 , 9880 , 48509 , 17781 , 872535 , 914670 , 6248878 , 3656961 , 89730729 , 4477643 , 951246692 , 565092443 , 3447860467 , 1421478948
n×2
162660404
n×3
243990606
n×4
325320808
n×5
406651010
n÷2
40665101
n÷3
27110067.333333
n÷3
20332550.5
n÷5
16266040.4
n2
6614601757360804
n3
5.3796689707571E+23
n4
4.3752956408481E+31
n5
3.5584367827989E+39
2 √n
9018.3258978593
3 √n
433.26201679747
4 √n
94.964866650037
5 √n
38.198857193696
1 , 2 , 59 , 61 , 118 , 122 , 3599 , 7198 , 11299 , 22598 , 666641 , 689239 , 1333282 , 1378478 , 40665101 , 81330202
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
-81330201
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 81330202 can be divided by 16 positive divisors.
The sum of these divisors (counting 81330202) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110110010000000000011010
3
Ternary
12200001000001201
4
Quaternary
10312100000122
5
Quinary
131310031302
6
Senary
12023104414
8
Octal
466200032
10
Decimal
81330202
12
Duodecimal
232a210a
16
Hexadecimal
4d9001a
20
Vigesimal
15865a2
36
Base36
1cf6sa
md5
0006b79e8e42da17114b2f2de97d3dd4
sha1
86927f05898a13c65b37b75f36d8109760ad4efb
sha256
05870e4712b0ad4a7c653752f65e2960d42f7ec5f891b620ab03c7ab809ca5e3
sha512
2bb42dfc4bb7e20f14f4b88f73d2547716119e79e1dfa109f0299c0f14668f709595c1c535f3ddfe6e2dadeba4f63b2be8784b4a603140cec1cb7b93e9370744
ripemd-160
588b09e6abe96a281936b49629cf9b1098b3eaa5
Diameter
162660404
Circumference
511012730.23635
Area
2.0780384287347E+16
Volume
2.2534304689701E+24
Surface area
8.3121537149387E+16
Circumference
511012730.23635
Perimeter
325320808
Area
6614601757360804
Diagonal
115018274.69894
Surface area
39687610544164824
Volume
5.3796689707571E+23
Space diagonal
140868042.05384
Perimeter
243990606
Area
2.8642065788958E+15
Altitude
70434021.02692
Surface area
2.8642065788958E+15
Volume
6.3400006829353E+22
Height
38339424.899648