80490731 is an odd 8-digits composite number following 80490730
and preceding 80490732 . In scientific notation, it is written as 8.0490731 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 76991112 positive integers (up to 80490731) that are relatively prime to 80490731.
80490731 has 4 divisors, whose sum is 83990352
The reverse of 80490731 is 13709408
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty million four hundred ninety thousand seven hundred thirty-one
Scientific notation
8.0490731 × 10^7
Engineering notation
8.0490731 × 10^6
Prime Factorization
23 × 3499597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80490731
Product of the distinct prime numbers
The prime factorization of 80490731 is 23 × 3499597.
Since it has a total of 2 prime factors.
10 , 2 , 58 , 38 , 147 , 728 , 3739 , 1891 , 37031 , 7901 , 749033 , 877216 , 1039489 , 2242866 , 16902210 , 56965002 , 633506250 , 95434438 , 4471043852 , 8840943561
n×2
160981462
n×3
241472193
n×4
321962924
n×5
402453655
n÷2
40245365.5
n÷3
26830243.666667
n÷3
20122682.75
n÷5
16098146.2
n2
6478757776914361
n3
5.2147994943577E+23
n4
4.1974302331928E+31
n5
3.3785422779119E+39
2 √n
8971.6626664181
3 √n
431.76618255546
4 √n
94.718861196797
5 √n
38.119673686361
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
-80490730
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 80490731 can be divided by 4 positive divisors.
The sum of these divisors (counting 80490731) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000011000011101011
3
Ternary
12121110100112012
4
Quaternary
10303003003223
5
Quinary
131101200411
6
Senary
11553110135
8
Octal
463030353
10
Decimal
80490731
12
Duodecimal
22b5834b
16
Hexadecimal
4cc30eb
20
Vigesimal
15316gb
36
Base36
1bx71n
md5
3c9ddb11a2483a55228c12b56457e43e
sha1
3901d1141bd5a0d34d783e74d77dae3bf2aa581f
sha256
5a6dd589f001db7460e3fb353badb17622ada914aeb7866e64c90e291005d4fd
sha512
d8206a6a991582845ba7e4cc3672d4adb018f1d188f45e012c6ae6885b66e3f9c38d9417fb6710c563ea98efdedce5c6be959b20144e9c5829071a5fd1f1f24b
ripemd-160
48ba120562fb50dd9198c73e0b7881ea89d42a79
Diameter
160981462
Circumference
505738178.38334
Area
2.0353617836342E+16
Volume
2.1843701041891E+24
Surface area
8.1414471345368E+16
Circumference
505738178.38334
Perimeter
321962924
Area
6478757776914361
Diagonal
113831083.42552
Surface area
38872546661486166
Volume
5.2147994943577E+23
Space diagonal
139414035.63036
Perimeter
241472193
Area
2.8053844098869E+15
Altitude
69707017.81518
Surface area
2.8053844098869E+15
Volume
6.1457001416475E+22
Height
37943694.475175