45781389 is an odd 8-digits composite number following 45781388
and preceding 45781390 . In scientific notation, it is written as 4.5781389 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 29136240 positive integers (up to 45781389) that are relatively prime to 45781389.
45781389 has 16 divisors, whose sum is 49674240
The reverse of 45781389 is 98318754
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-five million seven hundred eighty-one thousand three hundred eighty-nine
Scientific notation
4.5781389 × 10^7
Engineering notation
4.5781389 × 10^6
Prime Factorization
27 × 31 × 83 × 659
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
45781389
Product of the distinct prime numbers
The prime factorization of 45781389 is 27 × 31 × 83 × 659.
Since it has a total of 4 prime factors.
1 , 9 , 40 , 56 , 748 , 433 , 2550 , 566 , 59898 , 29227 , 74825 , 974165 , 9094814 , 157273 , 43642446 , 29587871 , 856659859 , 26562900 , 9920272564 , 4750511687
n×2
91562778
n×3
137344167
n×4
183125556
n×5
228906945
n÷2
22890694.5
n÷3
15260463
n÷3
11445347.25
n÷5
9156277.8
n2
2095935578769321
n3
9.5954842050578E+22
n4
4.3929459503511E+30
n5
2.01115167409E+38
2 √n
6766.1945730226
3 √n
357.7362814424
4 √n
82.256881614991
5 √n
34.051621157804
1 , 27 , 31 , 83 , 659 , 837 , 2241 , 2573 , 17793 , 20429 , 54697 , 69471 , 551583 , 1476819 , 1695607 , 45781389
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
-45781388
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 45781389 can be divided by 16 positive divisors.
The sum of these divisors (counting 45781389) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10101110101001000110001101
3
Ternary
10012010221021000
4
Quaternary
2232221012031
5
Quinary
43210001024
6
Senary
4313130513
8
Octal
256510615
10
Decimal
45781389
12
Duodecimal
133b9a39
16
Hexadecimal
2ba918d
20
Vigesimal
e62d99
36
Base36
r9959
md5
7f6566490c19419857f66c48c5350da3
sha1
0da875caa80e81dcf76ca9267bdb1d5b54e286f6
sha256
320334abf5983cfdec553ed3cf83c71bb261bc821462fd1e9233662355242434
sha512
1fb126aee12e3a3afe87d9a540f6200f72c00dd6c3bce706a34fab88ba9a695be71731385fec497b899b4ae0d73ccd2295a337f775467e8280f1dfaf664a30cb
ripemd-160
17cb984f5f050017fbac9ede907cd1990e08a7dc
Diameter
91562778
Circumference
287652950.70707
Area
6.5845758166592E+15
Volume
4.0193470248329E+23
Surface area
2.6338303266637E+16
Circumference
287652950.70707
Perimeter
183125556
Area
2095935578769321
Diagonal
64744661.228078
Surface area
12575613472615926
Volume
9.5954842050578E+22
Space diagonal
79295691.789075
Perimeter
137344167
Area
9.0756672795494E+14
Altitude
39647845.894537
Surface area
9.0756672795494E+14
Volume
1.1308386583608E+22
Height
21581553.742693