72118869 is an odd 8-digits composite number following 72118868
and preceding 72118870 . In scientific notation, it is written as 7.2118869 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors.
There are 44307648 positive integers (up to 72118869) that are relatively prime to 72118869.
72118869 has 32 divisors, whose sum is 104079360
The reverse of 72118869 is 96881127
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million one hundred eighteen thousand eight hundred sixty-nine
Scientific notation
7.2118869 × 10^7
Engineering notation
7.2118869 × 10^6
Prime Factorization
3 × 23 × 43 × 109 × 223
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
72118869
Product of the distinct prime numbers
The prime factorization of 72118869 is 3 × 23 × 43 × 109 × 223.
Since it has a total of 5 prime factors.
3 , 8 , 14 , 100 , 647 , 578 , 344 , 6901 , 36144 , 13152 , 56635 , 154889 , 4245390 , 5014782 , 90519950 , 46768072 , 514505094 , 17902377 , 5887667601 , 5477385786
n×2
144237738
n×3
216356607
n×4
288475476
n×5
360594345
n÷2
36059434.5
n÷3
24039623
n÷3
18029717.25
n÷5
14423773.8
n2
5201131265839161
n3
3.7509970441286E+23
n4
2.705176644449E+31
n5
1.9509428004287E+39
2 √n
8492.2829086177
3 √n
416.2455808493
4 √n
92.153583265208
5 √n
37.291493889894
1 , 3 , 23 , 43 , 69 , 109 , 129 , 223 , 327 , 669 , 989 , 2507 , 2967 , 4687 , 5129 , 7521 , 9589 , 14061 , 15387 , 24307 , 28767 , 72921 , 107801 , 220547 , 323403 , 559061 , 661641 , 1045201 , 1677183 , 3135603 , 24039623 , 72118869
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72118868
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72118869 can be divided by 32 positive divisors.
The sum of these divisors (counting 72118869) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010011000111001001010101
3
Ternary
12000201000111020
4
Quaternary
10103013021111
5
Quinary
121430300434
6
Senary
11053431353
8
Octal
423071125
10
Decimal
72118869
12
Duodecimal
2019b559
16
Hexadecimal
44c7255
20
Vigesimal
12aeh39
36
Base36
16xr9x
md5
cae310abcd77a58f2fc1f99736cc04e7
sha1
03b0d3e74e8725f72b4ce6cd73bc2933c5aa799b
sha256
606d56da1553da8e7966d7b26a49dec660b62e556d0257b45b538597ec54a4c7
sha512
aeb797d3d1b0da3edb0dd9052ed22f1ee50eca14243112a97872d5aecee301027f4de7e51cb15666965416ee6fddb00b7896022eeb729bc7183025fe5d356b74
ripemd-160
9bdace9d04f6a43af70bd6f80167884c7d5ed55f
Diameter
144237738
Circumference
453136218.07121
Area
1.6339835775116E+16
Volume
1.5712139676629E+24
Surface area
6.5359343100466E+16
Circumference
453136218.07121
Perimeter
288475476
Area
5201131265839161
Diagonal
101991482.64281
Surface area
31206787595034966
Volume
3.7509970441286E+23
Space diagonal
124913545.2924
Perimeter
216356607
Area
2.2521559023171E+15
Altitude
62456772.646202
Surface area
2.2521559023171E+15
Volume
4.42059241019E+22
Height
33997160.880936