71397271 is an odd 8-digits composite number following 71397270
and preceding 71397272 . In scientific notation, it is written as 7.1397271 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 64906600 positive integers (up to 71397271) that are relatively prime to 71397271.
71397271 has 4 divisors, whose sum is 77887944
The reverse of 71397271 is 17279317
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred ninety-seven thousand two hundred seventy-one
Scientific notation
7.1397271 × 10^7
Engineering notation
7.1397271 × 10^6
Prime Factorization
11 × 6490661
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71397271
Product of the distinct prime numbers
The prime factorization of 71397271 is 11 × 6490661.
Since it has a total of 2 prime factors.
3 , 9 , 73 , 61 , 112 , 752 , 3844 , 5352 , 81245 , 68048 , 532100 , 98859 , 525399 , 6243102 , 4220486 , 32604390 , 409469759 , 171742786 , 4216964178 , 3013317768
n×2
142794542
n×3
214191813
n×4
285589084
n×5
356986355
n÷2
35698635.5
n÷3
23799090.333333
n÷3
17849317.75
n÷5
14279454.2
n2
5097570306247441
n3
3.639526085967E+23
n4
2.5985223027136E+31
n5
1.8552740104638E+39
2 √n
8449.6905860511
3 √n
414.85265200071
4 √n
91.922198548833
5 √n
37.216568096227
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71397270
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71397271 can be divided by 4 positive divisors.
The sum of these divisors (counting 71397271) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010110111110010111
3
Ternary
11222100100122101
4
Quaternary
10100112332113
5
Quinary
121234203041
6
Senary
11030142531
8
Octal
420267627
10
Decimal
71397271
12
Duodecimal
1bab1a47
16
Hexadecimal
4416f97
20
Vigesimal
1264d3b
36
Base36
16iahj
md5
7da9dae59ff1e554f04eca3b8c9394fe
sha1
a0e8ec973757ee7b8efa6277811f602d9523fdd7
sha256
5ecc66aef00b8e95bb5a17a458e2b1b6d4bc16cb2d67f3c17e39b9d66d670943
sha512
8474a180acbd6c0a4eb6cebaca758169cbfcc65b8434d41ac12d1810f5c51762b649f7949b5b3c009fd6a57571bc0fdc046703c8b5bba160ba8af7f508d6c774
ripemd-160
2b68ad805ae9c819dff2012d5f7af783293bb138
Diameter
142794542
Circumference
448602284.11992
Area
1.6014489425264E+16
Volume
1.5245211218963E+24
Surface area
6.4057957701058E+16
Circumference
448602284.11992
Perimeter
285589084
Area
5097570306247441
Diagonal
100970988.96463
Surface area
30585421837484646
Volume
3.639526085967E+23
Space diagonal
123663700.89376
Perimeter
214191813
Area
2.2073126913938E+15
Altitude
61831850.446882
Surface area
2.2073126913938E+15
Volume
4.2892226261544E+22
Height
33656996.321542