80971245 is an odd 8-digits composite number following 80971244
and preceding 80971246 . In scientific notation, it is written as 8.0971245 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 43184016 positive integers (up to 80971245) that are relatively prime to 80971245.
80971245 has 8 divisors, whose sum is 108229856
The reverse of 80971245 is 54217908
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty million nine hundred seventy-one thousand two hundred forty-five
Scientific notation
8.0971245 × 10^7
Engineering notation
8.0971245 × 10^6
Prime Factorization
405 × 3 × 66643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80971245
Product of the distinct prime numbers
The prime factorization of 80971245 is 405 × 3 × 66643.
Since it has a total of 3 prime factors.
10 , 4 , 3 , 67 , 429 , 831 , 764 , 8079 , 54309 , 10157 , 825141 , 178435 , 6229171 , 6909001 , 72404872 , 45573899 , 107789772 , 569885183 , 9480052232 , 7114850762
n×2
161942490
n×3
242913735
n×4
323884980
n×5
404856225
n÷2
40485622.5
n÷3
26990415
n÷3
20242811.25
n÷5
16194249
n2
6556342516850025
n3
5.3087521623578E+23
n4
4.2985627198255E+31
n5
3.4805997513486E+39
2 √n
8998.4023581967
3 √n
432.62366517263
4 √n
94.859909119695
5 √n
38.165078798266
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
-80971244
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 80971245 can be divided by 8 positive divisors.
The sum of these divisors (counting 80971245) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100111000010111101101
3
Ternary
12122100202200000
4
Quaternary
10310320113231
5
Quinary
131212034440
6
Senary
12011254513
8
Octal
464702755
10
Decimal
80971245
12
Duodecimal
2314a439
16
Hexadecimal
4d385ed
20
Vigesimal
1561825
36
Base36
1c7ht9
md5
de27301440360d4fe3860f798f492ae2
sha1
30ab6fdace99d2e168d43e29bad985f79e2cefcf
sha256
95e733730698fb700bac8e54989500ef86bbc08bbb98527fef54b2f0f11c3124
sha512
54b5db7892b12c0038c64836d5342bb4a418d92dd1bca5f650bfb0478faa3e8047dad20051b28842e0dce09f8209b33b3d5054859261eef82336aea770ceb255
ripemd-160
8ad825aadb5260429410ac36b888ed667a336334
Diameter
161942490
Circumference
508757336.88804
Area
2.0597357485354E+16
Volume
2.2237249057323E+24
Surface area
8.2389429941418E+16
Circumference
508757336.88804
Perimeter
323884980
Area
6556342516850025
Diagonal
114510632.84123
Surface area
39338055101100150
Volume
5.3087521623578E+23
Space diagonal
140246310.29211
Perimeter
242913735
Area
2.8389795877521E+15
Altitude
70123155.146054
Surface area
2.8389795877521E+15
Volume
6.2564244227366E+22
Height
38170210.947078