72481749 is an odd 8-digits composite number following 72481748
and preceding 72481750 . In scientific notation, it is written as 7.2481749 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 48321164 positive integers (up to 72481749) that are relatively prime to 72481749.
72481749 has 4 divisors, whose sum is 96642336
The reverse of 72481749 is 94718427
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million four hundred eighty-one thousand seven hundred forty-nine
Scientific notation
7.2481749 × 10^7
Engineering notation
7.2481749 × 10^6
Prime Factorization
3 × 24160583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72481749
Product of the distinct prime numbers
The prime factorization of 72481749 is 3 × 24160583.
Since it has a total of 2 prime factors.
2 , 8 , 49 , 69 , 433 , 3 , 2340 , 5882 , 60876 , 21402 , 256669 , 772889 , 7307236 , 4526802 , 2880402 , 6252840 , 603978229 , 619554561 , 6029000608 , 3543760200
n×2
144963498
n×3
217445247
n×4
289926996
n×5
362408745
n÷2
36240874.5
n÷3
24160583
n÷3
18120437.25
n÷5
14496349.8
n2
5253603938099001
n3
3.807904019867E+23
n4
2.7600354338409E+31
n5
2.0005219554676E+39
2 √n
8513.6213798829
3 √n
416.94255314542
4 √n
92.269287305598
5 √n
37.328946454533
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
-72481748
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 72481749 can be divided by 4 positive divisors.
The sum of these divisors (counting 72481749) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100011111101111010101
3
Ternary
12001101110021020
4
Quaternary
10110133233111
5
Quinary
122023403444
6
Senary
11105311353
8
Octal
424375725
10
Decimal
72481749
12
Duodecimal
20335559
16
Hexadecimal
451fbd5
20
Vigesimal
12d0479
36
Base36
175j9x
md5
16393bc4cb7bf99ef17274dcdb967d80
sha1
e728adfa55856a4c1ff06f8280c98bb3d5d4c2f8
sha256
964f6d3c61b228d79748cf243a2238a11c1a8c45136d6ef9fcac1a5fd13d4311
sha512
ebf57e6f8900ee9b5f9917c0e54913200e29dcdd9e4edc1ab64eb1218ceba957bf86f2157bb6a63b957e1e47ec8d79f6fae8af5c175d1c1babfd9651030906f9
ripemd-160
eef76eb5889b5ad70c359e29a311069315198295
Diameter
144963498
Circumference
455416260.35548
Area
1.6504683536802E+16
Volume
1.5950511059186E+24
Surface area
6.6018734147209E+16
Circumference
455416260.35548
Perimeter
289926996
Area
5253603938099001
Diagonal
102504672.46032
Surface area
31521623628594006
Volume
3.807904019867E+23
Space diagonal
125542071.88945
Perimeter
217445247
Area
2.2748772359079E+15
Altitude
62771035.944727
Surface area
2.2748772359079E+15
Volume
4.4876579242592E+22
Height
34168224.153441