71639557 is an odd 8-digits composite number following 71639556
and preceding 71639558 . In scientific notation, it is written as 7.1639557 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 61190640 positive integers (up to 71639557) that are relatively prime to 71639557.
71639557 has 16 divisors, whose sum is 82944000
The reverse of 71639557 is 75593617
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million six hundred thirty-nine thousand five hundred fifty-seven
Scientific notation
7.1639557 × 10^7
Engineering notation
7.1639557 × 10^6
Prime Factorization
11 × 19 × 127 × 2699
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71639557
Product of the distinct prime numbers
The prime factorization of 71639557 is 11 × 19 × 127 × 2699.
Since it has a total of 4 prime factors.
8 , 5 , 38 , 56 , 728 , 603 , 7245 , 9881 , 74812 , 16186 , 613757 , 13041 , 2034952 , 6452461 , 40128913 , 99634659 , 531896603 , 490286330 , 1279145547 , 3430923539
n×2
143279114
n×3
214918671
n×4
286558228
n×5
358197785
n÷2
35819778.5
n÷3
23879852.333333
n÷3
17909889.25
n÷5
14327911.4
n2
5132226127156249
n3
3.676704061733E+23
n4
2.6339745020265E+31
n5
1.8869676647448E+39
2 √n
8464.0154182279
3 √n
415.32138843586
4 √n
92.000083794679
5 √n
37.241792697777
1 , 11 , 19 , 127 , 209 , 1397 , 2413 , 2699 , 26543 , 29689 , 51281 , 342773 , 564091 , 3770503 , 6512687 , 71639557
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
-71639556
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 71639557 can be divided by 16 positive divisors.
The sum of these divisors (counting 71639557) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010001010010001000000101
3
Ternary
11222210122222221
4
Quaternary
10101102020011
5
Quinary
121314431212
6
Senary
11035252341
8
Octal
421221005
10
Decimal
71639557
12
Duodecimal
1bbaa0b1
16
Hexadecimal
4452205
20
Vigesimal
127eihh
36
Base36
16nhfp
md5
5137d03fc7e3dc3b598026e27d74ceca
sha1
10aa6a63cdaabc8963f5dafab4d77ade36b9c856
sha256
7ec35ac69deecc4c80f0f247039087c665def2c074cef5c1b825ba22110cbd75
sha512
3224f49ece8c160f3c9c4b0e32ec265a81dbc0938780b5460e36bc2ed515e6997f8d7e2b625236a510d6c36df6d375ecc944fe88a428202dcf7a87624919df26
ripemd-160
1b0d9e05890c10f5bad94bb9cd903422d6a17062
Diameter
143279114
Circumference
450124611.95525
Area
1.6123363897636E+16
Volume
1.5400941959685E+24
Surface area
6.4493455590543E+16
Circumference
450124611.95525
Perimeter
286558228
Area
5132226127156249
Diagonal
101313633.1118
Surface area
30793356762937494
Volume
3.676704061733E+23
Space diagonal
124083352.55573
Perimeter
214918671
Area
2.2223191020418E+15
Altitude
62041676.277863
Surface area
2.2223191020418E+15
Volume
4.3330372907792E+22
Height
33771211.037267