80971545 is an odd 8-digits composite number following 80971544
and preceding 80971546 . In scientific notation, it is written as 8.0971545 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 42059264 positive integers (up to 80971545) that are relatively prime to 80971545.
80971545 has 32 divisors, whose sum is 132969600
The reverse of 80971545 is 54517908
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million nine hundred seventy-one thousand five hundred forty-five
Scientific notation
8.0971545 × 10^7
Engineering notation
8.0971545 × 10^6
Prime Factorization
3 × 5 × 53 × 179 × 569
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
80971545
Product of the distinct prime numbers
The prime factorization of 80971545 is 3 × 5 × 53 × 179 × 569.
Since it has a total of 5 prime factors.
1 , 1 , 16 , 40 , 344 , 735 , 1671 , 7668 , 50182 , 18844 , 917331 , 977066 , 562020 , 6271693 , 64165353 , 87520991 , 56415678 , 171705820 , 8617923711 , 7447707086
n×2
161943090
n×3
242914635
n×4
323886180
n×5
404857725
n÷2
40485772.5
n÷3
26990515
n÷3
20242886.25
n÷5
16194309
n2
6556391099687025
n3
5.3088111696591E+23
n4
4.2986264252055E+31
n5
3.4806642302672E+39
2 √n
8998.4190278071
3 √n
432.62419946494
4 √n
94.859996984014
5 √n
38.165107078693
1 , 3 , 5 , 15 , 53 , 159 , 179 , 265 , 537 , 569 , 795 , 895 , 1707 , 2685 , 2845 , 8535 , 9487 , 28461 , 30157 , 47435 , 90471 , 101851 , 142305 , 150785 , 305553 , 452355 , 509255 , 1527765 , 5398103 , 16194309 , 26990515 , 80971545
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80971544
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80971545 can be divided by 32 positive divisors.
The sum of these divisors (counting 80971545) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110100111000011100011001
3
Ternary
12122100210002010
4
Quaternary
10310320130121
5
Quinary
131212042140
6
Senary
12011300133
8
Octal
464703431
10
Decimal
80971545
12
Duodecimal
2314a649
16
Hexadecimal
4d38719
20
Vigesimal
15618h5
36
Base36
1c7i1l
md5
fc78d0b943613b744471e5a05233e6f1
sha1
c588c1bb2b025b574fda24ae6647d8710e171105
sha256
394c6f513d593152e03feaa0731801621b92f82903680f933f60d2c3430f0650
sha512
0820016309746dd2658aa22bf0cff07cacbc7869f23372275dcdb4f67debf22e933223081dddb56d865aa2064344cf6f9503a2b3f72153fae44471ce1f012148
ripemd-160
e911b328753f0b683d0f9fd1c92e0b0cc881e255
Diameter
161943090
Circumference
508759221.84363
Area
2.0597510112838E+16
Volume
2.2237496226529E+24
Surface area
8.2390040451353E+16
Circumference
508759221.84363
Perimeter
323886180
Area
6556391099687025
Diagonal
114511057.1053
Surface area
39338346598122150
Volume
5.3088111696591E+23
Space diagonal
140246829.90735
Perimeter
242914635
Area
2.8390006247376E+15
Altitude
70123414.953675
Surface area
2.8390006247376E+15
Volume
6.256493963508E+22
Height
38170352.368434