72906688 is an even 8-digits composite number following 72906687
and preceding 72906689 . In scientific notation, it is written as 7.2906688 × 10^7.
The sum of its digits is 46. It has a total of 8 prime factors and 28 positive divisors.
There are 34867712 positive integers (up to 72906688) that are relatively prime to 72906688.
72906688 has 28 divisors, whose sum is 150967440
The reverse of 72906688 is 88660927
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-two million nine hundred six thousand six hundred eighty-eight
Scientific notation
7.2906688 × 10^7
Engineering notation
7.2906688 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 23 × 49529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2278334
Product of the distinct prime numbers
The prime factorization of 72906688 is 2 × 2 × 2 × 2 × 2 × 2 × 23 × 49529.
Since it has a total of 8 prime factors.
7 , 9 , 52 , 46 , 287 , 642 , 7128 , 6019 , 75614 , 23543 , 533016 , 296227 , 2015569 , 4797129 , 19924284 , 3308492 , 859922122 , 891773625 , 5420567444 , 1567575901
n×2
145813376
n×3
218720064
n×4
291626752
n×5
364533440
n÷2
36453344
n÷3
24302229.333333
n÷3
18226672
n÷5
14581337.6
n2
5315385155129344
n3
3.8752712710485E+23
n4
2.8253319347369E+31
n5
2.059855938623E+39
2 √n
8538.5413274165
3 √n
417.75576950945
4 √n
92.404227865485
5 √n
37.372613879231
1 , 2 , 4 , 8 , 16 , 23 , 32 , 46 , 64 , 92 , 184 , 368 , 736 , 1472 , 49529 , 99058 , 198116 , 396232 , 792464 , 1139167 , 1584928 , 2278334 , 3169856 , 4556668 , 9113336 , 18226672 , 36453344 , 72906688
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72906687
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72906688 can be divided by 28 positive divisors.
The sum of these divisors (counting 72906688) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100010110000111011111000000
3
Ternary
12002012001011201
4
Quaternary
10112013133000
5
Quinary
122131003223
6
Senary
11122350544
8
Octal
426073700
10
Decimal
72906688
12
Duodecimal
204bb454
16
Hexadecimal
45877c0
20
Vigesimal
12fd6e8
36
Base36
17en5s
md5
d3703a29126facdb7e3d413f98ec5099
sha1
2515469318f31d886a2482484d238367f1bcd759
sha256
5082932f722465d6f93a2c9673e90736a2b0c52de78177c5f49a13c677071d22
sha512
6dea76e734f84356eb3ab98b0fa14a8a81cf58b731464edf0f488453a7805890e47f967de1c6fd8db2ffd077a7eea648bbd92281324b587e2403dc843b41a764
ripemd-160
25eabfae269891fcb1ae32e716c3388526757b51
Diameter
145813376
Circumference
458086230.83673
Area
1.6698774954355E+16
Volume
1.6232698341058E+24
Surface area
6.6795099817418E+16
Circumference
458086230.83673
Perimeter
291626752
Area
5315385155129344
Diagonal
103105626.9573
Surface area
31892310930776064
Volume
3.8752712710485E+23
Space diagonal
126278087.82757
Perimeter
218720064
Area
2.3016292876204E+15
Altitude
63139043.913786
Surface area
2.3016292876204E+15
Volume
4.5670509911596E+22
Height
34368542.319101