19998903 is an odd 8-digits composite number following 19998902
and preceding 19998904 . In scientific notation, it is written as 1.9998903 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 13115520 positive integers (up to 19998903) that are relatively prime to 19998903.
19998903 has 8 divisors, whose sum is 20260240
The reverse of 19998903 is 30989991
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
nineteen million nine hundred ninety-eight thousand nine hundred three
Scientific notation
1.9998903 × 10^7
Engineering notation
1.9998903 × 10^6
Prime Factorization
597 × 241 × 139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19998903
Product of the distinct prime numbers
The prime factorization of 19998903 is 597 × 241 × 139.
Since it has a total of 3 prime factors.
2 , 2 , 12 , 60 , 934 , 178 , 2832 , 9322 , 56523 , 11686 , 865119 , 63529 , 3619535 , 4605835 , 50530940 , 36694237 , 360745515 , 271832575 , 7909456904 , 5041891931
n×2
39997806
n×3
59996709
n×4
79995612
n×5
99994515
n÷2
9999451.5
n÷3
6666301
n÷3
4999725.75
n÷5
3999780.6
n2
399956121203409
n3
7.9986836722032E+21
n4
1.5996489888808E+29
n5
3.1991224962674E+36
2 √n
4472.0133049892
3 √n
271.43679870854
4 √n
66.873113468637
5 √n
28.85368158284
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
-19998902
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 19998903 can be divided by 8 positive divisors.
The sum of these divisors (counting 19998903) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010100010110111
3
Ternary
1101122001100010
4
Quaternary
1030102202313
5
Quinary
20104431103
6
Senary
1552351303
8
Octal
114224267
10
Decimal
19998903
12
Duodecimal
6845533
16
Hexadecimal
13128b7
20
Vigesimal
64jh53
36
Base36
bwn93
md5
f6fe41ea2261a0a7329ec1d3bcffcb96
sha1
5205df6861d88a42b1a21ba36990b374b882e8ad
sha256
fa86ef3e6909262fe9a1e7a63928ed97c38f64c865b120bcbfcb3f6f6c7d4348
sha512
9305526bd15d7c9721bb31177b56957543398b9355a8cd3e56668c2401232a5959f9010fd5c5953b8dada47da87b7a3a2f62c9d866656ccc154d6e0f2186f9d7
ripemd-160
7cb8d6d36748921264c8b1bd9a49a43cbdde4e87
Diameter
39997806
Circumference
125656813.48931
Area
1.2564992121309E+15
Volume
3.350480781731E+22
Surface area
5.0259968485236E+15
Circumference
125656813.48931
Perimeter
79995612
Area
399956121203409
Diagonal
28282719.855184
Surface area
2399736727220454
Volume
7.9986836722032E+21
Space diagonal
34639116.091642
Perimeter
59996709
Area
1.7318608068062E+14
Altitude
17319558.045821
Surface area
1.7318608068062E+14
Volume
9.426539108635E+20
Height
9427573.2850613