72180888 is an even 8-digits composite number following 72180887
and preceding 72180889 . In scientific notation, it is written as 7.2180888 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 16 positive divisors.
There are 22209408 positive integers (up to 72180888) that are relatively prime to 72180888.
72180888 has 16 divisors, whose sum is 138810000
The reverse of 72180888 is 88808127
Previous prime number is 39
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million one hundred eighty thousand eight hundred eighty-eight
Scientific notation
7.2180888 × 10^7
Engineering notation
7.2180888 × 10^6
Prime Factorization
2 × 2 × 2 × 39 × 231349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18045222
Product of the distinct prime numbers
The prime factorization of 72180888 is 2 × 2 × 2 × 39 × 231349.
Since it has a total of 5 prime factors.
4 , 3 , 27 , 57 , 25 , 181 , 9374 , 1449 , 11099 , 37941 , 51211 , 469707 , 8586110 , 6151705 , 29527152 , 8550949 , 35741686 , 100195565 , 5876470401 , 9794573178
n×2
144361776
n×3
216542664
n×4
288723552
n×5
360904440
n÷2
36090444
n÷3
24060296
n÷3
18045222
n÷5
14436177.6
n2
5210080592468544
n3
3.7606824371595E+23
n4
2.7144939780017E+31
n5
1.9593458580282E+39
2 √n
8495.9336155599
3 √n
416.36486418719
4 √n
92.173388868805
5 √n
37.297905487986
1 , 2 , 4 , 8 , 39 , 78 , 156 , 312 , 231349 , 462698 , 925396 , 1850792 , 9022611 , 18045222 , 36090444 , 72180888
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72180887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72180888 can be divided by 16 positive divisors.
The sum of these divisors (counting 72180888) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010110010010011000
3
Ternary
12000211011120020
4
Quaternary
10103112102120
5
Quinary
121434242023
6
Senary
11055030440
8
Octal
423262230
10
Decimal
72180888
12
Duodecimal
2020b420
16
Hexadecimal
44d6498
20
Vigesimal
12b2c48
36
Base36
16z34o
md5
0f86e22186e9ab5dfb11804898d69704
sha1
85ade218b764675370702b0439eb00bb964c7249
sha256
6e5bdd1f7e0e75cfb1a836ec13a32d72138f3bd3f68a2d55adb260e56f8af73b
sha512
fa9ca45979f34c171fe12072a74d4af7fa6c7172921f26962d48b1f96574cb1543fa3427bcbabecb628465527a9a8fc4496669b42ae093ff3e2a1c9be3e9067a
ripemd-160
88c74d4526fc8594995cd1574547b002d0953a93
Diameter
144361776
Circumference
453525894.94078
Area
1.636795091391E+16
Volume
1.5752709756086E+24
Surface area
6.547180365564E+16
Circumference
453525894.94078
Perimeter
288723552
Area
5210080592468544
Diagonal
102079190.75373
Surface area
31260483554811264
Volume
3.7606824371595E+23
Space diagonal
125020965.35144
Perimeter
216542664
Area
2.256031074421E+15
Altitude
62510482.675719
Surface area
2.256031074421E+15
Volume
4.432006755341E+22
Height
34026396.917911