80861009 is an odd 8-digits composite number following 80861008
and preceding 80861010 . In scientific notation, it is written as 8.0861009 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 78842160 positive integers (up to 80861009) that are relatively prime to 80861009.
80861009 has 8 divisors, whose sum is 82892928
The reverse of 80861009 is 90016808
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty million eight hundred sixty-one thousand nine
Scientific notation
8.0861009 × 10^7
Engineering notation
8.0861009 × 10^6
Prime Factorization
47 × 277 × 6211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80861009
Product of the distinct prime numbers
The prime factorization of 80861009 is 47 × 277 × 6211.
Since it has a total of 3 prime factors.
5 , 7 , 23 , 23 , 982 , 227 , 8565 , 5872 , 10428 , 90033 , 635329 , 921785 , 4261581 , 3789236 , 48410930 , 86799577 , 927009101 , 905036591 , 1009909379 , 7433375228
n×2
161722018
n×3
242583027
n×4
323444036
n×5
404305045
n÷2
40430504.5
n÷3
26953669.666667
n÷3
20215252.25
n÷5
16172201.8
n2
6538502776498081
n3
5.2870993185694E+23
n4
4.2752018558273E+31
n5
3.4569713574087E+39
2 √n
8992.274962433
3 √n
432.42724827952
4 √n
94.827606541729
5 √n
38.15468138227
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80861008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80861009 can be divided by 8 positive divisors.
The sum of these divisors (counting 80861009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100011101011101010001
3
Ternary
12122011011110012
4
Quaternary
10310131131101
5
Quinary
131200023014
6
Senary
12005044305
8
Octal
464353521
10
Decimal
80861009
12
Duodecimal
230b6695
16
Hexadecimal
4d1d751
20
Vigesimal
1557ca9
36
Base36
1c54r5
md5
11bbfcb964c1d8990ce8162c5c6b28e9
sha1
70484cd5bb4295c7053b0befd67032859f48a510
sha256
7d4559d92008aab49783c2dc812039c3a5505b81831205398ef28524db3bcc20
sha512
dfb3108faf2545563a46f542f578940cc000dc62309219c53d320e01ac955555facb36fd632d9b453133e2a6fbe73028614bb07fa22f6221fa0b4c862a95d80e
ripemd-160
6a1fc2e5d6665146a0ccaa4bdf7c74ed2e0fb183
Diameter
161722018
Circumference
508064703.67252
Area
2.0541312288123E+16
Volume
2.2146549837356E+24
Surface area
8.2165249152491E+16
Circumference
508064703.67252
Perimeter
323444036
Area
6538502776498081
Diagonal
114354735.59497
Surface area
39231016658988486
Volume
5.2870993185694E+23
Space diagonal
140055375.93928
Perimeter
242583027
Area
2.8312547535812E+15
Altitude
70027687.969642
Surface area
2.8312547535812E+15
Volume
6.230906301612E+22
Height
38118245.198324