20139903 is an odd 8-digits composite number following 20139902
and preceding 20139904 . In scientific notation, it is written as 2.0139903 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 11508480 positive integers (up to 20139903) that are relatively prime to 20139903.
20139903 has 8 divisors, whose sum is 25574560
The reverse of 20139903 is 30993102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred thirty-nine thousand nine hundred three
Scientific notation
2.0139903 × 10^7
Engineering notation
2.0139903 × 10^6
Prime Factorization
9 × 7 × 319681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20139903
Product of the distinct prime numbers
The prime factorization of 20139903 is 9 × 7 × 319681.
Since it has a total of 3 prime factors.
10 , 2 , 48 , 1 , 601 , 887 , 1752 , 2842 , 85477 , 74956 , 539665 , 917830 , 5086400 , 1285158 , 27893401 , 16452813 , 605460665 , 223492712 , 8213232948 , 2517835696
n×2
40279806
n×3
60419709
n×4
80559612
n×5
100699515
n÷2
10069951.5
n÷3
6713301
n÷3
5034975.75
n÷5
4027980.6
n2
405615692849409
n3
8.1690607092649E+21
n4
1.6452409028571E+29
n5
3.3134992195174E+36
2 √n
4487.7503272798
3 √n
272.0732168454
4 √n
66.990673435037
5 √n
28.894253247896
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
-20139902
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 20139903 can be divided by 8 positive divisors.
The sum of these divisors (counting 20139903) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100111101111111
3
Ternary
1101220012202100
4
Quaternary
1030310331333
5
Quinary
20123434103
6
Senary
1555400143
8
Octal
114647577
10
Decimal
20139903
12
Duodecimal
68b3053
16
Hexadecimal
1334f7f
20
Vigesimal
65h9f3
36
Base36
bzo1r
md5
be05ef57090ca46ebd8b2f12c4d031a1
sha1
6d47901eb348028c0e1b61b1412a8aac3f0c40b4
sha256
714514c5ac2ec8d5c8bc731f963f912756c50d9cfb315cca12f0edf57cd2335b
sha512
a28b85975d818ad3c0d5d3b9401d2f91e7f3f52582c816f213f371e1a18ddc88cfe20b100c20953b2cbb241154792a102ec3fd5557192f65f6076ae0c9b19a42
ripemd-160
da96393cb47d4095816db5f95c527dca79dd0f9b
Diameter
40279806
Circumference
126542742.61762
Area
1.2742792808364E+15
Volume
3.4218481481274E+22
Surface area
5.0971171233457E+15
Circumference
126542742.61762
Perimeter
80559612
Area
405615692849409
Diagonal
28482123.967479
Surface area
2433694157096454
Volume
8.1690607092649E+21
Space diagonal
34883335.255509
Perimeter
60419709
Area
1.7563674709061E+14
Altitude
17441667.627754
Surface area
1.7563674709061E+14
Volume
9.6273303724097E+20
Height
9494041.3224929