16440689 is an odd 8-digits composite number following 16440688
and preceding 16440690 . In scientific notation, it is written as 1.6440689 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 16209060 positive integers (up to 16440689) that are relatively prime to 16440689.
16440689 has 4 divisors, whose sum is 16672320
The reverse of 16440689 is 98604461
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixteen million four hundred forty thousand six hundred eighty-nine
Scientific notation
1.6440689 × 10^7
Engineering notation
1.6440689 × 10^6
Prime Factorization
71 × 231559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16440689
Product of the distinct prime numbers
The prime factorization of 16440689 is 71 × 231559.
Since it has a total of 2 prime factors.
6 , 9 , 23 , 49 , 24 , 952 , 5632 , 5306 , 69854 , 14791 , 119401 , 193355 , 534970 , 7720053 , 66495994 , 55814816 , 974279083 , 472092210 , 8877164960 , 2575567220
n×2
32881378
n×3
49322067
n×4
65762756
n×5
82203445
n÷2
8220344.5
n÷3
5480229.6666667
n÷3
4110172.25
n÷5
3288137.8
n2
270296254794721
n3
4.4438566629448E+21
n4
7.3060065356053E+28
n5
1.2011578128385E+36
2 √n
4054.7119503116
3 √n
254.27676138215
4 √n
63.676620123179
5 √n
27.744953598194
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
-16440688
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 16440689 can be divided by 4 positive divisors.
The sum of these divisors (counting 16440689) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101101110101110001
3
Ternary
1010221021101102
4
Quaternary
332231311301
5
Quinary
13202100224
6
Senary
1344214145
8
Octal
76556561
10
Decimal
16440689
12
Duodecimal
560a355
16
Hexadecimal
fadd71
20
Vigesimal
52f1e9
36
Base36
9sdpt
md5
5f459eb61c57e43b60f597762c421562
sha1
59b9d7b074b222e16f0b20ec5862dbbe38b1c8bb
sha256
24e5b25d49d52bbd2ce1608d0a1392e17ae5e014351389d13ade7958fdecfb5c
sha512
137967cb4dec9d7b82325f2d1ab2a122f68591232ead1c945389268209174f3ede66d8ab58dafb4e37ed55f7357cec89ec807cf3ad03ee416cb19b09838ee653
ripemd-160
16db34b6caaa4b837fce36c8de800d8629eac6cc
Diameter
32881378
Circumference
103299895.56471
Area
8.4916072835593E+14
Volume
1.8614383261218E+22
Surface area
3.3966429134237E+15
Circumference
103299895.56471
Perimeter
65762756
Area
270296254794721
Diagonal
23250645.358558
Surface area
1621777528768326
Volume
4.4438566629448E+21
Space diagonal
28476108.659439
Perimeter
49322067
Area
1.1704171160001E+14
Altitude
14238054.329719
Surface area
1.1704171160001E+14
Volume
5.2371353016488E+20
Height
7750215.1195194