72118538 is an even 8-digits composite number following 72118537
and preceding 72118539 . In scientific notation, it is written as 7.2118538 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 36059268 positive integers (up to 72118538) that are relatively prime to 72118538.
72118538 has 4 divisors, whose sum is 108177810
The reverse of 72118538 is 83581127
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million one hundred eighteen thousand five hundred thirty-eight
Scientific notation
7.2118538 × 10^7
Engineering notation
7.2118538 × 10^6
Prime Factorization
2 × 36059269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72118538
Product of the distinct prime numbers
The prime factorization of 72118538 is 2 × 36059269.
Since it has a total of 2 prime factors.
6 , 5 , 62 , 5 , 914 , 929 , 5034 , 4672 , 84315 , 41644 , 383008 , 438928 , 5893194 , 1393530 , 34623250 , 19580968 , 960873112 , 36450947 , 1362263973 , 5233764831
n×2
144237076
n×3
216355614
n×4
288474152
n×5
360592690
n÷2
36059269
n÷3
24039512.666667
n÷3
18029634.5
n÷5
14423707.6
n2
5201083523257444
n3
3.7509453971322E+23
n4
2.70512698159E+31
n5
1.9508980301662E+39
2 √n
8492.2634203138
3 √n
416.24494404185
4 √n
92.15347752697
5 √n
37.291459658888
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
-72118537
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 72118538 can be divided by 4 positive divisors.
The sum of these divisors (counting 72118538) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011000111000100001010
3
Ternary
12000201000000222
4
Quaternary
10103013010022
5
Quinary
121430243123
6
Senary
11053430042
8
Octal
423070412
10
Decimal
72118538
12
Duodecimal
2019b322
16
Hexadecimal
44c710a
20
Vigesimal
12aeg6i
36
Base36
16xr0q
md5
3baaf7527f490b982cb43fb94f5c9b7e
sha1
f6197db6aedd45a2576e70d109c129667a0a7a6a
sha256
95d8509cd4d9d51cc51a2b6bf2d422f8b9562fe73325d5d68b376e9e05bde3a5
sha512
045f5608aa532ab76d586ac2ddc1f497d2aefb14e4595bd7b75472af0cb67e3fc0d4dd47e752bf559207e38b53cc20057334c01c919034a21b7137d613157efa
ripemd-160
ec7c50939f6faabd50c140d62aeca8df9a229ac2
Diameter
144237076
Circumference
453134138.33687
Area
1.6339685787373E+16
Volume
1.5711923338196E+24
Surface area
6.535874314949E+16
Circumference
453134138.33687
Perimeter
288474152
Area
5201083523257444
Diagonal
101991014.53812
Surface area
31206501139544664
Volume
3.7509453971322E+23
Space diagonal
124912971.98359
Perimeter
216355614
Area
2.2521352291728E+15
Altitude
62456485.991793
Surface area
2.2521352291728E+15
Volume
4.420531543621E+22
Height
33997004.84604