72497788 is an even 8-digits composite number following 72497787
and preceding 72497789 . In scientific notation, it is written as 7.2497788 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 32953520 positive integers (up to 72497788) that are relatively prime to 72497788.
72497788 has 12 divisors, whose sum is 138404952
The reverse of 72497788 is 88779427
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-two million four hundred ninety-seven thousand seven hundred eighty-eight
Scientific notation
7.2497788 × 10^7
Engineering notation
7.2497788 × 10^6
Prime Factorization
2 × 2 × 11 × 1647677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
36248894
Product of the distinct prime numbers
The prime factorization of 72497788 is 2 × 2 × 11 × 1647677.
Since it has a total of 4 prime factors.
2 , 9 , 29 , 89 , 660 , 539 , 5706 , 7204 , 85662 , 60149 , 266990 , 324136 , 6081533 , 7171095 , 40525521 , 82305970 , 795468778 , 540388931 , 8524336761 , 566576810
n×2
144995576
n×3
217493364
n×4
289991152
n×5
362488940
n÷2
36248894
n÷3
24165929.333333
n÷3
18124447
n÷5
14499557.6
n2
5255929264892944
n3
3.810432455892E+23
n4
2.7624792437558E+31
n5
2.0027363456821E+39
2 √n
8514.5632888599
3 √n
416.97330501743
4 √n
92.274391294984
5 √n
37.330598362753
1 , 2 , 4 , 11 , 22 , 44 , 1647677 , 3295354 , 6590708 , 18124447 , 36248894 , 72497788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72497787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72497788 can be divided by 12 positive divisors.
The sum of these divisors (counting 72497788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010100100011101001111100
3
Ternary
12001102021021021
4
Quaternary
10110203221330
5
Quinary
122024412123
6
Senary
11105513524
8
Octal
424435174
10
Decimal
72497788
12
Duodecimal
203428a4
16
Hexadecimal
4523a7c
20
Vigesimal
12d2498
36
Base36
175vng
md5
81a49a7587b4b90369f0aaf3fa1f840c
sha1
2f815c13bce955c8cedec6bf9de5a0592552003b
sha256
4d728bab3f267c46e1a9be10db6cb4974e499ee8acaef3f9e45be48a318f7dcd
sha512
8ca78b8614499c682d2a674911834ef06c8d655e7997c09012f1796ef1bf5651aea07a8c71548e4b0a90696c3738c535476a4de08dcdc037ca415f813f47fa6e
ripemd-160
54aa137f2b8077fee1a40a0d3add5b45885f43f3
Diameter
144995576
Circumference
455517036.36462
Area
1.6511988766375E+16
Volume
1.5961102147241E+24
Surface area
6.6047955065501E+16
Circumference
455517036.36462
Perimeter
289991152
Area
5255929264892944
Diagonal
102527355.03165
Surface area
31535575589357664
Volume
3.810432455892E+23
Space diagonal
125569852.25236
Perimeter
217493364
Area
2.2758841319457E+15
Altitude
62784926.126179
Surface area
2.2758841319457E+15
Volume
4.490637714691E+22
Height
34175785.01055