72671431 is an odd 8-digits composite number following 72671430
and preceding 72671432 . In scientific notation, it is written as 7.2671431 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 61906680 positive integers (up to 72671431) that are relatively prime to 72671431.
72671431 has 8 divisors, whose sum is 83563904
The reverse of 72671431 is 13417627
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-two million six hundred seventy-one thousand four hundred thirty-one
Scientific notation
7.2671431 × 10^7
Engineering notation
7.2671431 × 10^6
Prime Factorization
7 × 163 × 63691
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72671431
Product of the distinct prime numbers
The prime factorization of 72671431 is 7 × 163 × 63691.
Since it has a total of 3 prime factors.
3 , 1 , 7 , 47 , 384 , 779 , 1731 , 1041 , 33855 , 80365 , 446979 , 563914 , 5167157 , 2263842 , 30761804 , 30614189 , 560497163 , 521072698 , 2318566507 , 3973615552
n×2
145342862
n×3
218014293
n×4
290685724
n×5
363357155
n÷2
36335715.5
n÷3
24223810.333333
n÷3
18167857.75
n÷5
14534286.2
n2
5281136883587761
n3
3.837877746372E+23
n4
2.7890406783191E+31
n5
2.0268357721066E+39
2 √n
8524.7540140464
3 √n
417.30594397502
4 √n
92.329594464865
5 √n
37.348463723473
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
-72671430
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 72671431 can be divided by 8 positive divisors.
The sum of these divisors (counting 72671431) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001110000011000111
3
Ternary
12001202002110111
4
Quaternary
10111032003013
5
Quinary
122100441211
6
Senary
11113333451
8
Octal
425160307
10
Decimal
72671431
12
Duodecimal
20407287
16
Hexadecimal
454e0c7
20
Vigesimal
12e3ibb
36
Base36
179lmv
md5
31ede22af8a951874723691f077d47d5
sha1
319367b2695290d112a42a15f010a686f3ddf4fc
sha256
3d902ea2232c50514799b3294c7483d3a802b98cd0a58cdc95e719d3fceb2fc2
sha512
1386d5f55f0808309d2977c2b67937c30745a73fb0e2fe98f33c0ddaac77c8685158c809aa7f3a4ac26ae17ce2d9d0fdbac3a6dc6ec4b8e2e0b165600b168b43
ripemd-160
39ccffe06e21a8d266657c97d4aedd565c613f69
Diameter
145342862
Circumference
456608067.51092
Area
1.6591180836081E+16
Volume
1.6076064711171E+24
Surface area
6.6364723344326E+16
Circumference
456608067.51092
Perimeter
290685724
Area
5281136883587761
Diagonal
102772923.31726
Surface area
31686821301526566
Volume
3.837877746372E+23
Space diagonal
125870610.75074
Perimeter
218014293
Area
2.286799351025E+15
Altitude
62935305.375368
Surface area
2.286799351025E+15
Volume
4.5229822997077E+22
Height
34257641.105754