16440145 is an odd 8-digits composite number following 16440144
and preceding 16440146 . In scientific notation, it is written as 1.6440145 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 13152112 positive integers (up to 16440145) that are relatively prime to 16440145.
16440145 has 4 divisors, whose sum is 19728180
The reverse of 16440145 is 54104461
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
sixteen million four hundred forty thousand one hundred forty-five
Scientific notation
1.6440145 × 10^7
Engineering notation
1.6440145 × 10^6
Prime Factorization
5 × 3288029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16440145
Product of the distinct prime numbers
The prime factorization of 16440145 is 5 × 3288029.
Since it has a total of 2 prime factors.
9 , 9 , 33 , 90 , 515 , 949 , 3929 , 4854 , 50509 , 72811 , 423581 , 466484 , 2693475 , 6358122 , 9629101 , 90506050 , 531688277 , 544897713 , 3085673292 , 9004762578
n×2
32880290
n×3
49320435
n×4
65760580
n×5
82200725
n÷2
8220072.5
n÷3
5480048.3333333
n÷3
4110036.25
n÷5
3288029
n2
270278367621025
n3
4.443415554053E+21
n4
7.3050396003886E+28
n5
1.2009591026113E+36
2 √n
4054.6448673096
3 √n
254.27395679401
4 √n
63.676093373491
5 √n
27.74476998722
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16440144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16440145 can be divided by 4 positive divisors.
The sum of these divisors (counting 16440145) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101101101101010001
3
Ternary
1010221020122021
4
Quaternary
332231231101
5
Quinary
13202041040
6
Senary
1344211441
8
Octal
76555521
10
Decimal
16440145
12
Duodecimal
5609b81
16
Hexadecimal
fadb51
20
Vigesimal
52f075
36
Base36
9sdap
md5
74e3e6df7682e777b2684d46a71425e2
sha1
8d34216ce33bb813e40b438b16d6e965dfd726db
sha256
d0d4fce2b833635f27f387cc85c40948d46fa63ada7caa4dd5249d813a9c3b4e
sha512
aebd2b86be0765df9edda1a89d28b158ef61e9309c90e9d4d6d5e2f004e4597ab68b0ce18562032c839617b86140e9e3a94a7fc2517f21a8c9f8680c89d14503
ripemd-160
ef2e1e0feb5764f4e6e707b6ac863920d4ab00f2
Diameter
32880290
Circumference
103296477.5119
Area
8.4910453414245E+14
Volume
1.8612535548613E+22
Surface area
3.3964181365698E+15
Circumference
103296477.5119
Perimeter
65760580
Area
270278367621025
Diagonal
23249876.02638
Surface area
1621670205726150
Volume
4.443415554053E+21
Space diagonal
28475166.423799
Perimeter
49320435
Area
1.170339662266E+14
Altitude
14237583.2119
Surface area
1.170339662266E+14
Volume
5.2366154498344E+20
Height
7749958.6754601