72971331 is an odd 8-digits composite number following 72971330
and preceding 72971332 . In scientific notation, it is written as 7.2971331 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 48647552 positive integers (up to 72971331) that are relatively prime to 72971331.
72971331 has 4 divisors, whose sum is 97295112
The reverse of 72971331 is 13317927
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million nine hundred seventy-one thousand three hundred thirty-one
Scientific notation
7.2971331 × 10^7
Engineering notation
7.2971331 × 10^6
Prime Factorization
3 × 24323777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72971331
Product of the distinct prime numbers
The prime factorization of 72971331 is 3 × 24323777.
Since it has a total of 2 prime factors.
2 , 5 , 32 , 47 , 163 , 748 , 5144 , 1568 , 3773 , 94130 , 59974 , 535474 , 3898341 , 5406384 , 45335949 , 79359424 , 333028218 , 73359721 , 7552836250 , 8597842304
n×2
145942662
n×3
218913993
n×4
291885324
n×5
364856655
n÷2
36485665.5
n÷3
24323777
n÷3
18242832.75
n÷5
14594266.2
n2
5324815147911561
n3
3.8855884867207E+23
n4
2.8353656359428E+31
n5
2.0690040432641E+39
2 √n
8542.325854239
3 √n
417.8792012984
4 √n
92.424703701116
5 √n
37.379238844874
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72971330
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72971331 can be divided by 4 positive divisors.
The sum of these divisors (counting 72971331) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010110010111010001000011
3
Ternary
12002022022211220
4
Quaternary
10112113101003
5
Quinary
122140040311
6
Senary
11124010123
8
Octal
426272103
10
Decimal
72971331
12
Duodecimal
20530943
16
Hexadecimal
4597443
20
Vigesimal
12g186b
36
Base36
17g11f
md5
d143a4e1726d87469867e8e9f5552cbd
sha1
c52f16eaf759c18f8eaee419ceb30cf1573261a6
sha256
3d572202efe9fbcf44ce4097747f8589bcfda315248ff806e37008f8b26dda52
sha512
b9ac674757c1c0d09084689ca6db3cacaeb9fc0ff44c8a54ded0273493306355fd219e04d61c6df91c05a789fe7c495bf34101fd682a812124b38481866ba0c2
ripemd-160
178482e466323ef01311b99d1cdf749ccb4a7317
Diameter
145942662
Circumference
458492394.78454
Area
1.6728400150403E+16
Volume
1.6275914993006E+24
Surface area
6.691360060161E+16
Circumference
458492394.78454
Perimeter
291885324
Area
5324815147911561
Diagonal
103197045.96462
Surface area
31948890887469366
Volume
3.8855884867207E+23
Space diagonal
126390052.78793
Perimeter
218913993
Area
2.3057125942738E+15
Altitude
63195026.393963
Surface area
2.3057125942738E+15
Volume
4.5792099464343E+22
Height
34399015.321539