71663928 is an even 8-digits composite number following 71663927
and preceding 71663929 . In scientific notation, it is written as 7.1663928 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors.
There are 20342016 positive integers (up to 71663928) that are relatively prime to 71663928.
71663928 has 32 divisors, whose sum is 141686160
The reverse of 71663928 is 82936617
Previous prime number is 163
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million six hundred sixty-three thousand nine hundred twenty-eight
Scientific notation
7.1663928 × 10^7
Engineering notation
7.1663928 × 10^6
Prime Factorization
2 × 2 × 2 × 21 × 163 × 2617
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17915982
Product of the distinct prime numbers
The prime factorization of 71663928 is 2 × 2 × 2 × 21 × 163 × 2617.
Since it has a total of 6 prime factors.
8 , 9 , 5 , 49 , 948 , 636 , 8555 , 7853 , 12959 , 63983 , 869480 , 819390 , 8704792 , 8766843 , 19064036 , 5954500 , 654506883 , 157165916 , 950625205 , 9798276766
n×2
143327856
n×3
214991784
n×4
286655712
n×5
358319640
n÷2
35831964
n÷3
23887976
n÷3
17915982
n÷5
14332785.6
n2
5135718576389184
n3
3.6804576628662E+23
n4
2.6375605295869E+31
n5
1.8901794788796E+39
2 √n
8465.4549789128
3 √n
415.36847903972
4 √n
92.007907154292
5 √n
37.244326203813
1 , 2 , 4 , 8 , 21 , 42 , 84 , 163 , 168 , 326 , 652 , 1304 , 2617 , 3423 , 5234 , 6846 , 10468 , 13692 , 20936 , 27384 , 54957 , 109914 , 219828 , 426571 , 439656 , 853142 , 1706284 , 3412568 , 8957991 , 17915982 , 35831964 , 71663928
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
-71663927
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 71663928 can be divided by 32 positive divisors.
The sum of these divisors (counting 71663928) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010001011000000100111000
3
Ternary
11222211220102120
4
Quaternary
10101120010320
5
Quinary
121321221203
6
Senary
11040001240
8
Octal
421300470
10
Decimal
71663928
12
Duodecimal
20000220
16
Hexadecimal
4458138
20
Vigesimal
127hjg8
36
Base36
16o08o
md5
ebbea582bccf351f3d44750225698ef8
sha1
628fca472321bc724950790ab511dc4b4ffeb74c
sha256
f40ba4cd9b0557ef47ccf64da7b18d278a787e8a7c74b16c50c95943a7c112da
sha512
3df961763611a5de16f372651aa730e0777d0c570621d610792e09df8bb8e2a7bade40bd9eb1a40aaca9374fcae68ee031c680a6709fd25839165ed880a02b6b
ripemd-160
729ecb9a8e07e35ee568f9589dfe22bde6c9451a
Diameter
143327856
Circumference
450277739.46438
Area
1.6134335750489E+16
Volume
1.5416665007345E+24
Surface area
6.4537343001956E+16
Circumference
450277739.46438
Perimeter
286655712
Area
5135718576389184
Diagonal
101348098.91053
Surface area
30814311458335104
Volume
3.6804576628662E+23
Space diagonal
124125564.36596
Perimeter
214991784
Area
2.2238313769203E+15
Altitude
62062782.182979
Surface area
2.2238313769203E+15
Volume
4.3374609521378E+22
Height
33782699.636843