71347981 is an odd 8-digits composite number following 71347980
and preceding 71347982 . In scientific notation, it is written as 7.1347981 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 70279872 positive integers (up to 71347981) that are relatively prime to 71347981.
71347981 has 8 divisors, whose sum is 72420480
The reverse of 71347981 is 18974317
Previous prime number is 593
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred forty-seven thousand nine hundred eighty-one
Scientific notation
7.1347981 × 10^7
Engineering notation
7.1347981 × 10^6
Prime Factorization
79 × 593 × 1523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71347981
Product of the distinct prime numbers
The prime factorization of 71347981 is 79 × 593 × 1523.
Since it has a total of 3 prime factors.
4 , 10 , 4 , 27 , 204 , 227 , 4645 , 7482 , 21474 , 67092 , 189875 , 406713 , 4434100 , 1584058 , 83828951 , 73340216 , 465350806 , 574736205 , 6585720738 , 7309759748
n×2
142695962
n×3
214043943
n×4
285391924
n×5
356739905
n÷2
35673990.5
n÷3
23782660.333333
n÷3
17836995.25
n÷5
14269596.2
n2
5090534392776361
n3
3.6319935113565E+23
n4
2.5913540404039E+31
n5
1.8488787883901E+39
2 √n
8446.7734076392
3 √n
414.75716378261
4 √n
91.906329529794
5 √n
37.211428091889
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
-71347980
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 71347981 can be divided by 8 positive divisors.
The sum of these divisors (counting 71347981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000001010111100001101
3
Ternary
11222020212000211
4
Quaternary
10100022330031
5
Quinary
121231113411
6
Senary
11025122421
8
Octal
420127415
10
Decimal
71347981
12
Duodecimal
1ba89411
16
Hexadecimal
440af0d
20
Vigesimal
125i9j1
36
Base36
16h8gd
md5
8977331abad5f159e7778ccb91949e96
sha1
f4ab138dccce2c96ed4727f7f5ead6c60a6c5d24
sha256
e2bda4652c732c1506303c844491078c41f6fefe08d5c6a33a33780d12ca31cf
sha512
3a0b5f301b2b65ce8186657766c0bbe3c567687a15f67c99da3d886e273860fef070609e27f88cbd1d06e633ccd807bda4ed7a2941a97ee019b6cb9c64b7c032
ripemd-160
81da3e2eb6ee4ccf5078fc808c98ce99bcdaaaa8
Diameter
142695962
Circumference
448292585.91613
Area
1.5992385451192E+16
Volume
1.5213658844218E+24
Surface area
6.396954180477E+16
Circumference
448292585.91613
Perimeter
285391924
Area
5090534392776361
Diagonal
100901282.37814
Surface area
30543206356658166
Volume
3.6319935113565E+23
Space diagonal
123578328.10946
Perimeter
214043943
Area
2.2042660514914E+15
Altitude
61789164.054729
Surface area
2.2042660514914E+15
Volume
4.2803454018429E+22
Height
33633760.792713