73281638 is an even 8-digits composite number following 73281637
and preceding 73281639 . In scientific notation, it is written as 7.3281638 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 36617944 positive integers (up to 73281638) that are relatively prime to 73281638.
73281638 has 8 divisors, whose sum is 109991088
The reverse of 73281638 is 83618237
Previous prime number is 1733
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-three million two hundred eighty-one thousand six hundred thirty-eight
Scientific notation
7.3281638 × 10^7
Engineering notation
7.3281638 × 10^6
Prime Factorization
2 × 1733 × 21143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
73281638
Product of the distinct prime numbers
The prime factorization of 73281638 is 2 × 1733 × 21143.
Since it has a total of 3 prime factors.
8 , 2 , 74 , 78 , 535 , 354 , 2345 , 4191 , 55451 , 77086 , 139547 , 208015 , 3662065 , 8130674 , 2584895 , 49892721 , 499841870 , 611670135 , 2940464844 , 3308513548
n×2
146563276
n×3
219844914
n×4
293126552
n×5
366408190
n÷2
36640819
n÷3
24427212.666667
n÷3
18320409.5
n÷5
14656327.6
n2
5370198467963044
n3
3.9353694011742E+23
n4
2.8839031585313E+31
n5
2.1133714729054E+39
2 √n
8560.4694964704
3 √n
418.47070057288
4 √n
92.522805277782
5 √n
37.410975582471
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-73281637
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 73281638 can be divided by 8 positive divisors.
The sum of these divisors (counting 73281638) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010111100011000001100110
3
Ternary
12002220002111202
4
Quaternary
10113203001212
5
Quinary
122230003023
6
Senary
11134402502
8
Octal
427430146
10
Decimal
73281638
12
Duodecimal
20660432
16
Hexadecimal
45e3066
20
Vigesimal
12i041i
36
Base36
17moh2
md5
ba5824ee6ad1dad93ec8414e867eeae1
sha1
e3463a34b8ffff886297430062f4c6b535c19ce3
sha256
20edb6e7be40b9dfd257f0feedb41f14b4cd476852e54f9453cb90bcbd82bd52
sha512
2b90f898c82a6bb32136ad59c3dcb11634e67e9e2276806b151691c1dfa958a93de5d5f0d2746ba288bb823c9b3f7d919334274b21407930280ab8f735d22207
ripemd-160
0388a330dc79a84b5353f5a2dd8b6129b483495a
Diameter
146563276
Circumference
460442111.16765
Area
1.6870976055272E+16
Volume
1.6484436799855E+24
Surface area
6.7483904221087E+16
Circumference
460442111.16765
Perimeter
293126552
Area
5370198467963044
Diagonal
103635886.33252
Surface area
32221190807778264
Volume
3.9353694011742E+23
Space diagonal
126927520.27787
Perimeter
219844914
Area
2.3253641483101E+15
Altitude
63463760.138935
Surface area
2.3253641483101E+15
Volume
4.6378773167406E+22
Height
34545295.444172