71328145 is an odd 8-digits composite number following 71328144
and preceding 71328146 . In scientific notation, it is written as 7.1328145 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 48807360 positive integers (up to 71328145) that are relatively prime to 71328145.
71328145 has 16 divisors, whose sum is 98028288
The reverse of 71328145 is 54182317
Previous prime number is 541
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million three hundred twenty-eight thousand one hundred forty-five
Scientific notation
7.1328145 × 10^7
Engineering notation
7.1328145 × 10^6
Prime Factorization
5 × 7 × 541 × 3767
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71328145
Product of the distinct prime numbers
The prime factorization of 71328145 is 5 × 7 × 541 × 3767.
Since it has a total of 4 prime factors.
5 , 8 , 13 , 52 , 260 , 797 , 308 , 5545 , 11803 , 40319 , 651293 , 89649 , 8205963 , 6269882 , 81609652 , 12263016 , 82054058 , 875624414 , 6266051269 , 1023123346
n×2
142656290
n×3
213984435
n×4
285312580
n×5
356640725
n÷2
35664072.5
n÷3
23776048.333333
n÷3
17832036.25
n÷5
14265629
n2
5087704269141025
n3
3.6289650782641E+23
n4
2.5884734730236E+31
n5
1.8463101121248E+39
2 √n
8445.5991498531
3 √n
414.71872361219
4 √n
91.899940967626
5 √n
37.209358774788
1 , 5 , 7 , 35 , 541 , 2705 , 3767 , 3787 , 18835 , 18935 , 26369 , 131845 , 2037947 , 10189735 , 14265629 , 71328145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71328144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71328145 can be divided by 16 positive divisors.
The sum of these divisors (counting 71328145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000000110000110010001
3
Ternary
11222012211211011
4
Quaternary
10100012012101
5
Quinary
121230000040
6
Senary
11024450521
8
Octal
420060621
10
Decimal
71328145
12
Duodecimal
1ba79a41
16
Hexadecimal
4406191
20
Vigesimal
125g075
36
Base36
16gt5d
md5
a44853c4dac75987fdfc3b546508728e
sha1
850ea5307fa29ce01bc24fed62e421852fb5f00f
sha256
88734262b6976d4e64d96de3c2d5feb3a43c59f6eb7480adadf40696929490fd
sha512
5fef93decfa1d1b45756298289bf4a837dd202c75b3a13f63d133eb3ab54caa53a03acc72c735002ace6dbf233adfd393f9d64f3b133e67de7aa3501e79ed2ec
ripemd-160
aa21cb254b76a6870ef74a5485fcb2ee45f2347f
Diameter
142656290
Circumference
448167952.65238
Area
1.5983494355571E+16
Volume
1.5200973373345E+24
Surface area
6.3933977422283E+16
Circumference
448167952.65238
Perimeter
285312580
Area
5087704269141025
Diagonal
100873230.03791
Surface area
30526225614846150
Volume
3.6289650782641E+23
Space diagonal
123543971.14964
Perimeter
213984435
Area
2.2030405720093E+15
Altitude
61771985.57482
Surface area
2.2030405720093E+15
Volume
4.2767763592162E+22
Height
33624410.012638