71323981 is an odd 8-digits composite number following 71323980
and preceding 71323982 . In scientific notation, it is written as 7.1323981 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 70606848 positive integers (up to 71323981) that are relatively prime to 71323981.
71323981 has 8 divisors, whose sum is 72044280
The reverse of 71323981 is 18932317
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million three hundred twenty-three thousand nine hundred eighty-one
Scientific notation
7.1323981 × 10^7
Engineering notation
7.1323981 × 10^6
Prime Factorization
769 × 137 × 677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71323981
Product of the distinct prime numbers
The prime factorization of 71323981 is 769 × 137 × 677.
Since it has a total of 3 prime factors.
10 , 4 , 71 , 14 , 73 , 691 , 1922 , 1460 , 72251 , 72352 , 524743 , 966027 , 7847897 , 7220632 , 1446613 , 86634014 , 706930620 , 980746806 , 24456684 , 4452015646
n×2
142647962
n×3
213971943
n×4
285295924
n×5
356619905
n÷2
35661990.5
n÷3
23774660.333333
n÷3
17830995.25
n÷5
14264796.2
n2
5087110265688361
n3
3.6283295593486E+23
n4
2.5878690855272E+31
n5
1.8457712548663E+39
2 √n
8445.352627333
3 √n
414.7106532945
4 √n
91.898599702786
5 √n
37.208924322474
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
-71323980
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 71323981 can be divided by 8 positive divisors.
The sum of these divisors (counting 71323981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000101000101001101
3
Ternary
11222012122002221
4
Quaternary
10100011011031
5
Quinary
121224331411
6
Senary
11024415341
8
Octal
420050515
10
Decimal
71323981
12
Duodecimal
1ba77551
16
Hexadecimal
440514d
20
Vigesimal
125f9j1
36
Base36
16gpxp
md5
ca3b6e5147e65dc280af4b7dfd9e53f5
sha1
2423f443892fa84b78de60992b91fb1a77f1b884
sha256
621d96e78b3be80a000f311ba3cb74a33e5dc86f43c7d608991ae67e16803c97
sha512
986c80d854b0ed2676a49604c4d162462737d6bda8e23d13b1d29a5721eb2d7cd0d1386afe47dd09cc164147c15dd3d594ae9f6bd0c50888b632b0101fae0071
ripemd-160
51b024a0674ca7d147bac1af6d734b94e0c7e4ca
Diameter
142647962
Circumference
448141789.46876
Area
1.5981628238688E+16
Volume
1.5198311317936E+24
Surface area
6.3926512954751E+16
Circumference
448141789.46876
Perimeter
285295924
Area
5087110265688361
Diagonal
100867341.25264
Surface area
30522661594130166
Volume
3.6283295593486E+23
Space diagonal
123536758.89008
Perimeter
213971943
Area
2.2027833609694E+15
Altitude
61768379.445039
Surface area
2.2027833609694E+15
Volume
4.2760273929917E+22
Height
33622447.084214