71389271 is an odd 8-digits composite number following 71389270
and preceding 71389272 . In scientific notation, it is written as 7.1389271 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 68671008 positive integers (up to 71389271) that are relatively prime to 71389271.
71389271 has 8 divisors, whose sum is 74125920
The reverse of 71389271 is 17298317
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred eighty-nine thousand two hundred seventy-one
Scientific notation
7.1389271 × 10^7
Engineering notation
7.1389271 × 10^6
Prime Factorization
29 × 277 × 8887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389271
Product of the distinct prime numbers
The prime factorization of 71389271 is 29 × 277 × 8887.
Since it has a total of 3 prime factors.
8 , 6 , 71 , 35 , 861 , 342 , 5052 , 4276 , 92516 , 81490 , 291445 , 443781 , 1525698 , 4728553 , 78218365 , 41088297 , 713994082 , 590292155 , 8598541468 , 926970554
n×2
142778542
n×3
214167813
n×4
285557084
n×5
356946355
n÷2
35694635.5
n÷3
23796423.666667
n÷3
17847317.75
n÷5
14277854.2
n2
5096428013911441
n3
3.6383028061712E+23
n4
2.5973578500981E+31
n5
1.8542348344463E+39
2 √n
8449.2171826744
3 √n
414.83715679977
4 √n
91.919623490713
5 √n
37.215734042247
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71389270
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71389271 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389271) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101000001010111
3
Ternary
11222022221200002
4
Quaternary
10100111001113
5
Quinary
121233424041
6
Senary
11030041515
8
Octal
420250127
10
Decimal
71389271
12
Duodecimal
1baa929b
16
Hexadecimal
4415057
20
Vigesimal
1263d3b
36
Base36
16i4bb
md5
5fc0c128747592f44ac9e7a15576429e
sha1
aea061bde7dd1e2fb9beca8f292e0de0c7b9d244
sha256
b6ca882e72526ce2cc64183530cf888b523bf7ea97aab379f7423623eec8c4a6
sha512
e82cc30d676c6c2f0146c8d7a95328f20bea135c47939041dee7e7cb57c3dfe98c428e1a0d0059277f725f15bf121b0e7c81ca14d0b0a258f31bc519e8f91ad5
ripemd-160
17f86adb5b67b7f26cd239ebbcb49ff22310d0c3
Diameter
142778542
Circumference
448552018.63746
Area
1.6010900808053E+16
Volume
1.5240087156537E+24
Surface area
6.4043603232214E+16
Circumference
448552018.63746
Perimeter
285557084
Area
5096428013911441
Diagonal
100959675.25613
Surface area
30578568083468646
Volume
3.6383028061712E+23
Space diagonal
123649844.4873
Perimeter
214167813
Area
2.206818064303E+15
Altitude
61824922.243652
Surface area
2.206818064303E+15
Volume
4.2877809770895E+22
Height
33653225.085376