72321856 is an even 8-digits composite number following 72321855
and preceding 72321857 . In scientific notation, it is written as 7.2321856 × 10^7.
The sum of its digits is 34. It has a total of 8 prime factors and 28 positive divisors.
There are 36012032 positive integers (up to 72321856) that are relatively prime to 72321856.
72321856 has 28 divisors, whose sum is 144104868
The reverse of 72321856 is 65812327
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million three hundred twenty-one thousand eight hundred fifty-six
Scientific notation
7.2321856 × 10^7
Engineering notation
7.2321856 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 257 × 4397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2260058
Product of the distinct prime numbers
The prime factorization of 72321856 is 2 × 2 × 2 × 2 × 2 × 2 × 257 × 4397.
Since it has a total of 8 prime factors.
4 , 7 , 88 , 12 , 714 , 770 , 258 , 3385 , 17904 , 40437 , 257368 , 172342 , 1910079 , 6031549 , 52445733 , 60701442 , 807506798 , 534551268 , 6989758448 , 6074077154
n×2
144643712
n×3
216965568
n×4
289287424
n×5
361609280
n÷2
36160928
n÷3
24107285.333333
n÷3
18080464
n÷5
14464371.2
n2
5230450855284736
n3
3.7827591357098E+23
n4
2.7357616149549E+31
n5
1.9785535756709E+39
2 √n
8504.2257731083
3 √n
416.63573900219
4 √n
92.218359197658
5 √n
37.312462550743
1 , 2 , 4 , 8 , 16 , 32 , 64 , 257 , 514 , 1028 , 2056 , 4112 , 4397 , 8224 , 8794 , 16448 , 17588 , 35176 , 70352 , 140704 , 281408 , 1130029 , 2260058 , 4520116 , 9040232 , 18080464 , 36160928 , 72321856
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
-72321855
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 72321856 can be divided by 28 positive divisors.
The sum of these divisors (counting 72321856) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100010011111000101101000000
3
Ternary
12001002022221021
4
Quaternary
10103320231000
5
Quinary
122003244411
6
Senary
11102035224
8
Octal
423705500
10
Decimal
72321856
12
Duodecimal
20278b14
16
Hexadecimal
44f8b40
20
Vigesimal
12c04cg
36
Base36
1723wg
md5
11c9129e300d1fc3a67588ad6f9dd26e
sha1
fb57c9bfd8f3d249877babe8114c62e2399963a8
sha256
3f7e74873c4b6dc4bec4dd6a60f1fba4ad83b4c1ebee2aa9176c272b3bc91384
sha512
0b5fa8b97b38b8d55f71671a94029685f268517c9ff917a97d3b4b0d4cde6386e410b1315a3adaf440010a5004b8ba5aa7cb88f4a5915391305e157dd968ff82
ripemd-160
e74c2bcf74ebd67452ffd9a36e2c5e814999f049
Diameter
144643712
Circumference
454411623.00716
Area
1.6431945981925E+16
Volume
1.5845184414727E+24
Surface area
6.57277839277E+16
Circumference
454411623.00716
Perimeter
289287424
Area
5230450855284736
Diagonal
102278549.61119
Surface area
31382705131708416
Volume
3.7827591357098E+23
Space diagonal
125265129.08968
Perimeter
216965568
Area
2.2648516569613E+15
Altitude
62632564.54484
Surface area
2.2648516569613E+15
Volume
4.4580243940929E+22
Height
34092849.870398