80491639 is an odd 8-digits composite number following 80491638
and preceding 80491640 . In scientific notation, it is written as 8.0491639 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 79822176 positive integers (up to 80491639) that are relatively prime to 80491639.
80491639 has 8 divisors, whose sum is 81164160
The reverse of 80491639 is 93619408
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty million four hundred ninety-one thousand six hundred thirty-nine
Scientific notation
8.0491639 × 10^7
Engineering notation
8.0491639 × 10^6
Prime Factorization
479 × 197 × 853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80491639
Product of the distinct prime numbers
The prime factorization of 80491639 is 479 × 197 × 853.
Since it has a total of 3 prime factors.
6 , 1 , 27 , 87 , 990 , 661 , 7218 , 3606 , 82859 , 94110 , 709365 , 33293 , 2627033 , 7018801 , 39638755 , 40274770 , 884201355 , 317302319 , 2348770114 , 3002453622
n×2
160983278
n×3
241474917
n×4
321966556
n×5
402458195
n÷2
40245819.5
n÷3
26830546.333333
n÷3
20122909.75
n÷5
16098327.8
n2
6478903948906321
n3
5.2149759777104E+23
n4
4.1976196379154E+31
n5
3.378732845544E+39
2 √n
8971.7132700505
3 √n
431.76780610562
4 √n
94.719128321847
5 √n
38.119759690071
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
-80491638
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 80491639 can be divided by 8 positive divisors.
The sum of these divisors (counting 80491639) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110011000011010001110111
3
Ternary
12121110101202211
4
Quaternary
10303003101313
5
Quinary
131101213024
6
Senary
11553114251
8
Octal
463032167
10
Decimal
80491639
12
Duodecimal
22b58987
16
Hexadecimal
4cc3477
20
Vigesimal
153191j
36
Base36
1bx7qv
md5
7d69a120476ceb9a7fa0153eef91a1e6
sha1
7b82db84558742f4576f9cb6f7872e04733b3d9d
sha256
0f0c3b4771a2c888631c27f293f409f655e13590f8f9ff3acf80b03f5cceb8cc
sha512
1a131ae4b2d6fc62306efc38b38b82e304ff8a8b6f6e0e2e099780d194aaa9b9e7179d7e3a2586c5d48e34a79af50e776a0994b561fe79a27f405ec24cc7639b
ripemd-160
9f8c602cb55c5b3f420fe7e0913eb893664d4957
Diameter
160983278
Circumference
505743883.5156
Area
2.0354077049198E+16
Volume
2.184444029363E+24
Surface area
8.1416308196792E+16
Circumference
505743883.5156
Perimeter
321966556
Area
6478903948906321
Diagonal
113832367.53144
Surface area
38873423693437926
Volume
5.2149759777104E+23
Space diagonal
139415608.33249
Perimeter
241474917
Area
2.8054477042161E+15
Altitude
69707804.166246
Surface area
2.8054477042161E+15
Volume
6.1459081292733E+22
Height
37944122.51048