71291321 is an odd 8-digits prime number following 71291320
and preceding 71291322 . In scientific notation, it is written as 7.1291321 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 71291320 positive integers (up to 71291321) that are relatively prime to 71291321.
71291321 has 2 divisors, whose sum is 71291322
The reverse of 71291321 is 12319217
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 26 Digital Root 8
Name
seventy-one million two hundred ninety-one thousand three hundred twenty-one
Scientific notation
7.1291321 × 10^7
Engineering notation
7.1291321 × 10^6
Prime Factorization
71291321
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71291321 Product of the distinct prime numbers
The prime factorization of 71291321 is 71291321.
Since it has a total of 1 prime factors.
7 , 7 , 74 , 31 , 662 , 81 , 8160 , 5896 , 16192 , 16545 , 671502 , 39670 , 2646443 , 3667359 , 55747989 , 50037089 , 366541728 , 589634617 , 4821976688 , 5472500154
n×2
142582642
n×3
213873963
n×4
285165284
n×5
356456605
n÷2
35645660.5
n÷3
23763773.666667
n÷3
17822830.25
n÷5
14258264.2
n2
5082452449925041
n3
3.6233474907484E+23
n4
2.5831322905749E+31
n5
1.8415491331284E+39
2 √n8443.4187980936
3 √n414.64734350886
4 √n91.888077562291
5 √n37.205516026691
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71291322 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35645661 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8443.4188573113 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719461 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71291321 can be divided by 2 positive divisors.
The sum of these divisors (counting 71291321) is 71291322, the average is 35645661.
Base
System
Value
2
Binary
100001111111101000110111001
3
Ternary
11222010222022022
4
Quaternary
10033331012321
5
Quinary
121222310241
6
Senary
11024004225
8
Octal
417750671
10
Decimal
71291321
12
Duodecimal
1ba60675
16
Hexadecimal
43fd1b9
20
Vigesimal
125b861
36
Base36
16g0qh
md5
2a0d6b4d1c3689c9cdf8d68b3599b709
sha1
fb72e47e4fb4bf1c2604cedc1138f05e879838ff
sha256
105f0c267e9cc4238f809d193639c989f926713ff6d1971b36dcf0a3942ed21d
sha512
c1aca6da12afc8bdf1fc2b755506a09e020aec8720e2eee444cdb5d684ab0f47954a60ffad568960a4296411aea8df2a443760a9a77d02948f82049f51e152d6
ripemd-160
8513d2b06c06b1fcbe88eb2bc23f209d2bdb6ae2
Diameter
142582642
Circumference
447936580.63662
Area
1.5966995278904E+16
Volume
1.5177442477784E+24
Surface area
6.3867981115616E+16
Circumference
447936580.63662
Perimeter
285165284
Area
5082452449925041
Diagonal
100821153.03769
Surface area
30494714699550246
Volume
3.6233474907484E+23
Space diagonal
123480190.1107
Perimeter
213873963
Area
2.2007664675808E+15
Altitude
61740095.055351
Surface area
2.2007664675808E+15
Volume
4.2701559688391E+22
Height
33607051.012565