71297813 is an odd 8-digits composite number following 71297812
and preceding 71297814 . In scientific notation, it is written as 7.1297813 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 66410496 positive integers (up to 71297813) that are relatively prime to 71297813.
71297813 has 8 divisors, whose sum is 76271832
The reverse of 71297813 is 31879217
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million two hundred ninety-seven thousand eight hundred thirteen
Scientific notation
7.1297813 × 10^7
Engineering notation
7.1297813 × 10^6
Prime Factorization
17 × 97 × 43237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71297813
Product of the distinct prime numbers
The prime factorization of 71297813 is 17 × 97 × 43237.
Since it has a total of 3 prime factors.
4 , 10 , 65 , 98 , 655 , 731 , 5971 , 1544 , 43328 , 57462 , 915036 , 844443 , 2425314 , 7637073 , 27328368 , 84945027 , 938208674 , 421539070 , 4081435201 , 1908389544
n×2
142595626
n×3
213893439
n×4
285191252
n×5
356489065
n÷2
35648906.5
n÷3
23765937.666667
n÷3
17824453.25
n÷5
14259562.6
n2
5083378138582969
n3
3.6243374393298E+23
n4
2.5840733299823E+31
n5
1.8423877705937E+39
2 √n
8443.8032307723
3 √n
414.65992946748
4 √n
91.890169391357
5 √n
37.206193611028
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
-71297812
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 71297813 can be divided by 8 positive divisors.
The sum of these divisors (counting 71297813) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111110101100010101
3
Ternary
11222011022012202
4
Quaternary
10033332230111
5
Quinary
121223012223
6
Senary
11024054245
8
Octal
417765425
10
Decimal
71297813
12
Duodecimal
1ba64385
16
Hexadecimal
43feb15
20
Vigesimal
125c4ad
36
Base36
16g5qt
md5
e33ed6904ec94400a102f8731b475e57
sha1
7182142aa0977ad22f450be71f8822c0705cefa7
sha256
cb3e00dc12f4be72062eb7ceb0fb86467c5045ce3983e8d4089dc27a59010adb
sha512
eeb847bd63263c5f005413bb9a790c1b9f28833c7ca313c8cad2205ab537e50173199101d6ef010e07bbeb5414b60649e3519167fdfed194b85729fe05df401b
ripemd-160
a77620e33ada55806f4f84466a615ccfda7fed65
Diameter
142595626
Circumference
447977371.07564
Area
1.5969903415591E+16
Volume
1.5181589164705E+24
Surface area
6.3879613662365E+16
Circumference
447977371.07564
Perimeter
285191252
Area
5083378138582969
Diagonal
100830334.11214
Surface area
30500268831497814
Volume
3.6243374393298E+23
Space diagonal
123491434.58454
Perimeter
213893439
Area
2.2011673025277E+15
Altitude
61745717.292272
Surface area
2.2011673025277E+15
Volume
4.2713226344306E+22
Height
33610111.370714