73281681 is an odd 8-digits composite number following 73281680
and preceding 73281682 . In scientific notation, it is written as 7.3281681 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 43999200 positive integers (up to 73281681) that are relatively prime to 73281681.
73281681 has 16 divisors, whose sum is 101608320
The reverse of 73281681 is 18618237
Previous prime number is 6791
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-three million two hundred eighty-one thousand six hundred eighty-one
Scientific notation
7.3281681 × 10^7
Engineering notation
7.3281681 × 10^6
Prime Factorization
33 × 3 × 6791 × 109
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
73281681
Product of the distinct prime numbers
The prime factorization of 73281681 is 33 × 3 × 6791 × 109.
Since it has a total of 4 prime factors.
6 , 5 , 41 , 90 , 925 , 803 , 4005 , 7546 , 98333 , 80558 , 810360 , 297078 , 1480093 , 9906034 , 47099244 , 56847480 , 721604652 , 940598703 , 4157905886 , 9757158231
n×2
146563362
n×3
219845043
n×4
293126724
n×5
366408405
n÷2
36640840.5
n÷3
24427227
n÷3
18320420.25
n÷5
14656336.2
n2
5370204770185761
n3
3.9353763287343E+23
n4
2.8839099273726E+31
n5
2.1133776733045E+39
2 √n
8560.4720080145
3 √n
418.47078242257
4 √n
92.522818850349
5 √n
37.410979972852
1 , 3 , 33 , 99 , 109 , 327 , 3597 , 6791 , 10791 , 20373 , 224103 , 672309 , 740219 , 2220657 , 24427227 , 73281681
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
-73281680
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 73281681 can be divided by 16 positive divisors.
The sum of these divisors (counting 73281681) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010111100011000010010001
3
Ternary
12002220002120100
4
Quaternary
10113203002101
5
Quinary
122230003211
6
Senary
11134403013
8
Octal
427430221
10
Decimal
73281681
12
Duodecimal
20660469
16
Hexadecimal
45e3091
20
Vigesimal
12i0441
36
Base36
17moi9
md5
99c4fa1e7ffe9ddc12b53f7d16b496c3
sha1
edf033ca03e5cb985a66b8816de07efa9b031f14
sha256
bd775448cbfefd7276ae781be7b47054204e90a226d5d74dbce9450148db5ec4
sha512
c990f2267f092f6038e528dd9d52500cee9564a9527112d4417356d7e8326a49b1006a4d97f33f566689461321bb93e3b97e58c99cd1414c6de1a8af2f2c5ad5
ripemd-160
a743b458cedeca76e997d46060a7e5099cc8d32c
Diameter
146563362
Circumference
460442381.34462
Area
1.6870995854288E+16
Volume
1.6484465817951E+24
Surface area
6.7483983417154E+16
Circumference
460442381.34462
Perimeter
293126724
Area
5370204770185761
Diagonal
103635947.1437
Surface area
32221228621114566
Volume
3.9353763287343E+23
Space diagonal
126927594.75605
Perimeter
219845043
Area
2.3253668772526E+15
Altitude
63463797.378027
Surface area
2.3253668772526E+15
Volume
4.6378854809484E+22
Height
34545315.714566