71388541 is an odd 8-digits composite number following 71388540
and preceding 71388542 . In scientific notation, it is written as 7.1388541 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 60643968 positive integers (up to 71388541) that are relatively prime to 71388541.
71388541 has 12 divisors, whose sum is 83785212
The reverse of 71388541 is 14588317
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred eighty-eight thousand five hundred forty-one
Scientific notation
7.1388541 × 10^7
Engineering notation
7.1388541 × 10^6
Prime Factorization
7 × 7 × 113 × 12893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10198363
Product of the distinct prime numbers
The prime factorization of 71388541 is 7 × 7 × 113 × 12893.
Since it has a total of 4 prime factors.
8 , 1 , 80 , 78 , 243 , 303 , 5621 , 3595 , 98267 , 55506 , 408247 , 515764 , 4306192 , 8793031 , 78158987 , 64517851 , 323721287 , 779774359 , 2960722353 , 8067685193
n×2
142777082
n×3
214165623
n×4
285554164
n×5
356942705
n÷2
35694270.5
n÷3
23796180.333333
n÷3
17847135.25
n÷5
14277708.2
n2
5096323786108681
n3
3.6381911955389E+23
n4
2.5972516132857E+31
n5
1.8541400328236E+39
2 √n
8449.1739832956
3 √n
414.83574280505
4 √n
91.919388505884
5 √n
37.215657931099
1 , 7 , 49 , 113 , 791 , 5537 , 12893 , 90251 , 631757 , 1456909 , 10198363 , 71388541
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71388540
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388541 can be divided by 12 positive divisors.
The sum of these divisors (counting 71388541) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010000010100110101111101
3
Ternary
11222022220200001
4
Quaternary
10100110311331
5
Quinary
121233413131
6
Senary
11030034301
8
Octal
420246575
10
Decimal
71388541
12
Duodecimal
1baa8991
16
Hexadecimal
4414d7d
20
Vigesimal
1263b71
36
Base36
16i3r1
md5
c670780be911cc6c973ecaee73bdb57e
sha1
b3d771c9688c04cc8c4be72a0f10b84339ff4e9c
sha256
02b0464a95657eebe7d752364191a44b429b00f196731b40a614e8f6344e6898
sha512
b4b8004f11ddb7748bc2208687cff0079b28ba93ceb38fbfc75886e90c2b4e0c95216d2fa3dd0504bc09f0b444fd8b6acac41bf7c1840bd5cf6a4ecb9e96f5f1
ripemd-160
a534bd2912c4758aa320ab7705fcf50ac78799a2
Diameter
142777082
Circumference
448547431.91219
Area
1.6010573366754E+16
Volume
1.5239619643014E+24
Surface area
6.4042293467016E+16
Circumference
448547431.91219
Perimeter
285554164
Area
5096323786108681
Diagonal
100958642.88023
Surface area
30577942716652086
Volume
3.6381911955389E+23
Space diagonal
123648580.09021
Perimeter
214165623
Area
2.2067729323405E+15
Altitude
61824290.045107
Surface area
2.2067729323405E+15
Volume
4.287649442698E+22
Height
33652880.960076