19984645 is an odd 8-digits composite number following 19984644
and preceding 19984646 . In scientific notation, it is written as 1.9984645 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 15956304 positive integers (up to 19984645) that are relatively prime to 19984645.
19984645 has 8 divisors, whose sum is 24028704
The reverse of 19984645 is 54648991
Previous prime number is 547
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred eighty-four thousand six hundred forty-five
Scientific notation
1.9984645 × 10^7
Engineering notation
1.9984645 × 10^6
Prime Factorization
5 × 547 × 7307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19984645
Product of the distinct prime numbers
The prime factorization of 19984645 is 5 × 547 × 7307.
Since it has a total of 3 prime factors.
8 , 2 , 31 , 73 , 785 , 751 , 8059 , 2693 , 41838 , 1872 , 326403 , 55940 , 806741 , 3385161 , 9883790 , 49847250 , 392122479 , 435154024 , 2270085589 , 6609699297
n×2
39969290
n×3
59953935
n×4
79938580
n×5
99923225
n÷2
9992322.5
n÷3
6661548.3333333
n÷3
4996161.25
n÷5
3996929
n2
399386035776025
n3
7.9815881429412E+21
n4
1.5950920557289E+29
n5
3.1877348476062E+36
2 √n
4470.4188841763
3 √n
271.37227740344
4 √n
66.861191166298
5 √n
28.84956622549
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
-19984644
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 19984645 can be divided by 8 positive divisors.
The sum of these divisors (counting 19984645) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001111000100000101
3
Ternary
1101121022210001
4
Quaternary
1030033010011
5
Quinary
20104002040
6
Senary
1552201301
8
Octal
114170405
10
Decimal
19984645
12
Duodecimal
6839231
16
Hexadecimal
130f105
20
Vigesimal
64i1c5
36
Base36
bwc91
md5
0486ca526869b7c577655240f0273f7a
sha1
74bace6619dd2b117708da343075a61495c99d12
sha256
d2ca045495eb15f90e6e45f673849131a09420b7f4bde6b16a1e171e8da25bdf
sha512
f00c4478f804edbf5f5e0e0638111c06ca3be125b92f547ed3319b567886ab668b97c5081c428d39d2e411bf0af4a0970af92e9a5e9bc493778e157a3da4d719
ripemd-160
3669795d47403c6f4754bc18a9b573e80813a9cf
Diameter
39969290
Circumference
125567227.8332
Area
1.2547082359403E+15
Volume
3.3433198231791E+22
Surface area
5.0188329437612E+15
Circumference
125567227.8332
Perimeter
79938580
Area
399386035776025
Diagonal
28262555.998212
Surface area
2396316214656150
Volume
7.9815881429412E+21
Space diagonal
34614420.511227
Perimeter
59953935
Area
1.729392264494E+14
Altitude
17307210.255614
Surface area
1.729392264494E+14
Volume
9.4063918341864E+20
Height
9420851.9994039