16981808 is an even 8-digits composite number following 16981807
and preceding 16981809 . In scientific notation, it is written as 1.6981808 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 10 positive divisors.
There are 8490896 positive integers (up to 16981808) that are relatively prime to 16981808.
16981808 has 10 divisors, whose sum is 32902284
The reverse of 16981808 is 80818961
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixteen million nine hundred eighty-one thousand eight hundred eight
Scientific notation
1.6981808 × 10^7
Engineering notation
1.6981808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1061363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2122726
Product of the distinct prime numbers
The prime factorization of 16981808 is 2 × 2 × 2 × 2 × 1061363.
Since it has a total of 5 prime factors.
9 , 6 , 3 , 87 , 785 , 397 , 4029 , 7063 , 16218 , 66125 , 39380 , 192276 , 2518159 , 6728743 , 95492375 , 9431141 , 855264729 , 527977082 , 1288111201 , 7535914689
n×2
33963616
n×3
50945424
n×4
67927232
n×5
84909040
n÷2
8490904
n÷3
5660602.6666667
n÷3
4245452
n÷5
3396361.6
n2
288381802948864
n3
4.8972444083714E+21
n4
8.3164064272037E+28
n5
1.4122761719674E+36
2 √n
4120.8989310586
3 √n
257.03640720275
4 √n
64.194228175581
5 √n
27.925231703692
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16981807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16981808 can be divided by 10 positive divisors.
The sum of these divisors (counting 16981808) is 1, the average is 0.1.
Base
System
Value
2
Binary
1000000110001111100110000
3
Ternary
1011221202122212
4
Quaternary
1000301330300
5
Quinary
13321404213
6
Senary
1403551252
8
Octal
100617460
10
Decimal
16981808
12
Duodecimal
582b528
16
Hexadecimal
1031f30
20
Vigesimal
562ea8
36
Base36
a3z8w
md5
61a33acc665e06de3103ae8aee798097
sha1
0cf2328a7ec4324b2349518d0f9eb802daac471d
sha256
6b8d527ab81a15a63733ed7f52c717e17d94beff94b699be327b4ca4dbba53ff
sha512
052cebef1eccfe650736d51b8f3ffd4aa4e16ebc2eb4a387c7dc894ac30718f563b7b604ffbf798800416ea6707ddaa0ce8a71221dd8ce706b1c068b770c082a
ripemd-160
bd256058152926bd247f92078b94b3a023d33a89
Diameter
33963616
Circumference
106699846.51494
Area
9.0597815357313E+14
Volume
2.0513529408231E+22
Surface area
3.6239126142925E+15
Circumference
106699846.51494
Perimeter
67927232
Area
288381802948864
Diagonal
24015903.187216
Surface area
1730290817693184
Volume
4.8972444083714E+21
Space diagonal
29413354.26038
Perimeter
50945424
Area
1.2487298367144E+14
Altitude
14706677.13019
Surface area
1.2487298367144E+14
Volume
5.7714578838122E+20
Height
8005301.0624053