19981307 is an odd 8-digits composite number following 19981306
and preceding 19981308 . In scientific notation, it is written as 1.9981307 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 18805920 positive integers (up to 19981307) that are relatively prime to 19981307.
19981307 has 4 divisors, whose sum is 21156696
The reverse of 19981307 is 70318991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred eighty-one thousand three hundred seven
Scientific notation
1.9981307 × 10^7
Engineering notation
1.9981307 × 10^6
Prime Factorization
17 × 1175371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19981307
Product of the distinct prime numbers
The prime factorization of 19981307 is 17 × 1175371.
Since it has a total of 2 prime factors.
3 , 1 , 14 , 1 , 749 , 459 , 9713 , 2978 , 20923 , 38961 , 210301 , 591187 , 8784592 , 6949805 , 13911927 , 86148009 , 75345366 , 595998892 , 5503856427 , 8489535090
n×2
39962614
n×3
59943921
n×4
79925228
n×5
99906535
n÷2
9990653.5
n÷3
6660435.6666667
n÷3
4995326.75
n÷5
3996261.4
n2
399252629428249
n3
7.9775893591631E+21
n4
1.5940266210537E+29
n5
3.1850735281447E+36
2 √n
4470.0455254952
3 √n
271.3571676179
4 √n
66.858399064704
5 √n
28.848602422664
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
-19981306
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 19981307 can be divided by 4 positive divisors.
The sum of these divisors (counting 19981307) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001110001111111011
3
Ternary
1101121011012102
4
Quaternary
1030032033323
5
Quinary
20103400212
6
Senary
1552134015
8
Octal
114161773
10
Decimal
19981307
12
Duodecimal
683730b
16
Hexadecimal
130e3fb
20
Vigesimal
64hd57
36
Base36
bw9ob
md5
fb4030a1e1a262f2c7aa9da151bdf868
sha1
54a9529d7d43c9b54b69acd7747d5e101d64aa14
sha256
b1f0fba166f234488928385be180e8ce27756b5333b4dd1e6b205b82b258cc81
sha512
f1d76e3c52dea2bb5d6ab4d28675eb4472be32968e279f8ffe9a8f510c841b615a9063e3ab60312b736292fe4f3611afeba08e960f09ad81facca312e08f676a
ripemd-160
6d2669ee3676031dfbb2840ce6db3dc9cb7e1f1f
Diameter
39962614
Circumference
125546254.56064
Area
1.2542891275382E+15
Volume
3.341644816547E+22
Surface area
5.0171565101528E+15
Circumference
125546254.56064
Perimeter
79925228
Area
399252629428249
Diagonal
28257835.35334
Surface area
2395515776569494
Volume
7.9775893591631E+21
Space diagonal
34608638.925632
Perimeter
59943921
Area
1.728814598063E+14
Altitude
17304319.462816
Surface area
1.728814598063E+14
Volume
9.4016792223098E+20
Height
9419278.4511135