71326981 is an odd 8-digits composite number following 71326980
and preceding 71326982 . In scientific notation, it is written as 7.1326981 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 63334320 positive integers (up to 71326981) that are relatively prime to 71326981.
71326981 has 8 divisors, whose sum is 79621344
The reverse of 71326981 is 18962317
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred twenty-six thousand nine hundred eighty-one
Scientific notation
7.1326981 × 10^7
Engineering notation
7.1326981 × 10^6
Prime Factorization
11 × 43 × 150797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71326981
Product of the distinct prime numbers
The prime factorization of 71326981 is 11 × 43 × 150797.
Since it has a total of 3 prime factors.
4 , 2 , 62 , 54 , 368 , 952 , 5650 , 5669 , 88751 , 10316 , 354182 , 541788 , 6513426 , 142048 , 47630703 , 57259033 , 209710636 , 200216059 , 7841594861 , 4814285711
n×2
142653962
n×3
213980943
n×4
285307924
n×5
356634905
n÷2
35663490.5
n÷3
23775660.333333
n÷3
17831745.25
n÷5
14265396.2
n2
5087538218574361
n3
3.6287874185303E+23
n4
2.5883045125455E+31
n5
1.8461594678855E+39
2 √n
8445.5302379424
3 √n
414.71646767605
4 √n
91.899566037835
5 √n
37.209237330507
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
-71326980
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 71326981 can be divided by 8 positive divisors.
The sum of these divisors (counting 71326981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000101110100000101
3
Ternary
11222012210020001
4
Quaternary
10100011310011
5
Quinary
121224430411
6
Senary
11024441301
8
Octal
420056405
10
Decimal
71326981
12
Duodecimal
1ba79231
16
Hexadecimal
4405d05
20
Vigesimal
125fh91
36
Base36
16gs91
md5
9355ae4c5b34b9fe92b396defcd176d1
sha1
e8573e70b294eeef2b1af8cea1ce3314cc4e3732
sha256
44a6df82c68e56d8df00b151143419cfccb11b965936b1bb7860812fbdccf447
sha512
fcdaf39035e6ac51632dfce319f8b34d353a7457c17580a9d65b5f3505c7d00a20f6b6863cbeaa393566b3a915543415e3851484a2f1da4854d267624c551617
ripemd-160
40c1e54214c33c1f7b83c7d671ec9dc6a5f9ba0d
Diameter
142653962
Circumference
448160639.02468
Area
1.5982972692331E+16
Volume
1.5200229193992E+24
Surface area
6.3931890769322E+16
Circumference
448160639.02468
Perimeter
285307924
Area
5087538218574361
Diagonal
100871583.89333
Surface area
30525229311446166
Volume
3.6287874185303E+23
Space diagonal
123541955.0425
Perimeter
213980943
Area
2.2029686700048E+15
Altitude
61770977.52125
Surface area
2.2029686700048E+15
Volume
4.276566985212E+22
Height
33623861.297776