71319921 is an odd 8-digits composite number following 71319920
and preceding 71319922 . In scientific notation, it is written as 7.1319921 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 47521152 positive integers (up to 71319921) that are relatively prime to 71319921.
71319921 has 8 divisors, whose sum is 95144160
The reverse of 71319921 is 12991317
Previous prime number is 2273
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-one million three hundred nineteen thousand nine hundred twenty-one
Scientific notation
7.1319921 × 10^7
Engineering notation
7.1319921 × 10^6
Prime Factorization
3 × 2273 × 10459
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71319921
Product of the distinct prime numbers
The prime factorization of 71319921 is 3 × 2273 × 10459.
Since it has a total of 3 prime factors.
10 , 2 , 43 , 81 , 138 , 193 , 8492 , 511 , 76167 , 56394 , 886733 , 236076 , 2214753 , 996142 , 32732242 , 48208529 , 507092948 , 684711404 , 600298380 , 7080252227
n×2
142639842
n×3
213959763
n×4
285279684
n×5
356599605
n÷2
35659960.5
n÷3
23773307
n÷3
17829980.25
n÷5
14263984.2
n2
5086531131446241
n3
3.6277099845879E+23
n4
2.5872798951172E+31
n5
1.8452459772465E+39
2 √n
8445.1122550266
3 √n
414.70278423851
4 √n
91.897291880809
5 √n
37.208500701497
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
-71319920
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 71319921 can be divided by 8 positive divisors.
The sum of these divisors (counting 71319921) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000100000101110001
3
Ternary
11222012102112120
4
Quaternary
10100010011301
5
Quinary
121224214141
6
Senary
11024344453
8
Octal
420040561
10
Decimal
71319921
12
Duodecimal
1ba75129
16
Hexadecimal
4404171
20
Vigesimal
125ejg1
36
Base36
16gmsx
md5
646203aa62c4ac1a08b6bf715c483584
sha1
b92d191a5fa3d2a8d3d463dea5b27218f3eb1df3
sha256
366e59ab0bbd9e7f8da040e2ebcd62aef5924923c0345923a2944251f2e77176
sha512
29745ef6f06d79d57cfaf5c597c29c4518d7a8c66e3676781329f3e15af81497abb7f43ce315cd211484fb5872251c8f8c263042a38670abd1a5ab47c690e99b
ripemd-160
3bd19553919eb72bc598ba4eae07b34ef60bf0af
Diameter
142639842
Circumference
448116279.73641
Area
1.5979808834807E+16
Volume
1.5195716049247E+24
Surface area
6.3919235339229E+16
Circumference
448116279.73641
Perimeter
285279684
Area
5086531131446241
Diagonal
100861599.54558
Surface area
30519186788677446
Volume
3.6277099845879E+23
Space diagonal
123529726.7638
Perimeter
213959763
Area
2.2025325884864E+15
Altitude
61764863.381899
Surface area
2.2025325884864E+15
Volume
4.2752972171337E+22
Height
33620533.181859