81330803 is an odd 8-digits prime number following 81330802
and preceding 81330804 . In scientific notation, it is written as 8.1330803 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 81330802 positive integers (up to 81330803) that are relatively prime to 81330803.
81330803 has 2 divisors, whose sum is 81330804
The reverse of 81330803 is 30803318
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighty-one million three hundred thirty thousand eight hundred three
Scientific notation
8.1330803 × 10^7
Engineering notation
8.1330803 × 10^6
Prime Factorization
81330803
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81330803
Product of the distinct prime numbers
The prime factorization of 81330803 is 81330803.
Since it has a total of 1 prime factors.
9 , 10 , 19 , 38 , 949 , 484 , 9644 , 6223 , 83089 , 86322 , 871837 , 330710 , 4235692 , 9425414 , 83317567 , 13615482 , 619664664 , 453177615 , 4839279934 , 2945340836
n×2
162661606
n×3
243992409
n×4
325323212
n×5
406654015
n÷2
40665401.5
n÷3
27110267.666667
n÷3
20332700.75
n÷5
16266160.6
n2
6614699516624809
n3
5.3797882329081E+23
n4
4.3754249695236E+31
n5
3.5585682623761E+39
2 √n
9018.359218838
3 √n
433.26308400999
4 √n
94.965042088328
5 √n
38.198913648604
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81330804
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40665402
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9018.3592742804
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999754091
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81330803 can be divided by 2 positive divisors.
The sum of these divisors (counting 81330803) is 81330804, the average is 40665402.
Base
System
Value
2
Binary
100110110010000001001110011
3
Ternary
12200001000212222
4
Quaternary
10312100021303
5
Quinary
131310041203
6
Senary
12023111255
8
Octal
466201163
10
Decimal
81330803
12
Duodecimal
232a252b
16
Hexadecimal
4d90273
20
Vigesimal
1586703
36
Base36
1cf78z
md5
e8fc4a1c57077b137ddecae77f012fd9
sha1
50f3a21de1b134294963842b90f7ec656cda8a18
sha256
bcf030af3dffcc94befdce92149f6166b725f3ca23a32e7ce1f00412f7b1f9ad
sha512
b5271272a99e9522fbc6b23edb99f7b27fe2917cb0a1b4b243a499fb17685d1417ace619fcad844edd7d0ef9a9099c21ab960eebc869c55d3f5cb5e951255c18
ripemd-160
7e165dabe7b1abbf768b66948aabd9df2d00e9b3
Diameter
162661606
Circumference
511016506.43072
Area
2.0780691407132E+16
Volume
2.253480425383E+24
Surface area
8.312276562853E+16
Circumference
511016506.43072
Perimeter
325323212
Area
6614699516624809
Diagonal
115019124.64129
Surface area
39688197099748854
Volume
5.3797882329081E+23
Space diagonal
140869083.01638
Perimeter
243992409
Area
2.8642489098989E+15
Altitude
70434541.508188
Surface area
2.8642489098989E+15
Volume
6.3401412347282E+22
Height
38339708.213765