72132021 is an odd 8-digits composite number following 72132020
and preceding 72132022 . In scientific notation, it is written as 7.2132021 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 44388864 positive integers (up to 72132021) that are relatively prime to 72132021.
72132021 has 8 divisors, whose sum is 98642240
The reverse of 72132021 is 12023127
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
seventy-two million one hundred thirty-two thousand twenty-one
Scientific notation
7.2132021 × 10^7
Engineering notation
7.2132021 × 10^6
Prime Factorization
39 × 3 × 616513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72132021
Product of the distinct prime numbers
The prime factorization of 72132021 is 39 × 3 × 616513.
Since it has a total of 3 prime factors.
2 , 9 , 73 , 88 , 680 , 299 , 381 , 4387 , 91894 , 35381 , 38790 , 139532 , 8934236 , 4919102 , 67952793 , 77966071 , 633263879 , 893108035 , 617054437 , 3222388470
n×2
144264042
n×3
216396063
n×4
288528084
n×5
360660105
n÷2
36066010.5
n÷3
24044007
n÷3
18033005.25
n÷5
14426404.2
n2
5203028453544441
n3
3.7530495767467E+23
n4
2.7071505088393E+31
n5
1.9527223735376E+39
2 √n
8493.0572234031
3 √n
416.27088226812
4 √n
92.157784388532
5 √n
37.292853927735
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
-72132020
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 72132021 can be divided by 8 positive divisors.
The sum of these divisors (counting 72132021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011001010010110110101
3
Ternary
12000201200112100
4
Quaternary
10103022112311
5
Quinary
121431211041
6
Senary
11054012313
8
Octal
423122665
10
Decimal
72132021
12
Duodecimal
201a7099
16
Hexadecimal
44ca5b5
20
Vigesimal
12aga11
36
Base36
16y1f9
md5
3c9884dc5d2baba0db7c390fa0e0ad75
sha1
afbcc117b87d6bbd585faca675164d2b641b9c68
sha256
9f01527bf6988819b0523a2596a394909ccc29187e01898d52319650e5ff0fe0
sha512
15a7872d3d2dbe521261848bf02aed90256e8818b89e3aec5d8475ecb3c4f164f2710aa4e065ac3613e313002f9bc510fa3cb7fd879949d95f7d9525896b51be
ripemd-160
ac62f257659de06397132dd38dd2320f44312702
Diameter
144264042
Circumference
453218854.52437
Area
1.6345795966074E+16
Volume
1.5720737305154E+24
Surface area
6.5383183864296E+16
Circumference
453218854.52437
Perimeter
288528084
Area
5203028453544441
Diagonal
102010082.37958
Surface area
31218170721266646
Volume
3.7530495767467E+23
Space diagonal
124936325.22463
Perimeter
216396063
Area
2.2529774086914E+15
Altitude
62468162.612313
Surface area
2.2529774086914E+15
Volume
4.4230113430781E+22
Height
34003360.793194