20103949 is an odd 8-digits composite number following 20103948
and preceding 20103950 . In scientific notation, it is written as 2.0103949 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19904800 positive integers (up to 20103949) that are relatively prime to 20103949.
20103949 has 4 divisors, whose sum is 20303100
The reverse of 20103949 is 94930102
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred three thousand nine hundred forty-nine
Scientific notation
2.0103949 × 10^7
Engineering notation
2.0103949 × 10^6
Prime Factorization
101 × 199049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20103949
Product of the distinct prime numbers
The prime factorization of 20103949 is 101 × 199049.
Since it has a total of 2 prime factors.
7 , 5 , 86 , 29 , 705 , 189 , 8426 , 6088 , 44755 , 21331 , 549043 , 750534 , 8302013 , 9389239 , 75142473 , 19731140 , 747010672 , 176551076 , 1949444452 , 6342926446
n×2
40207898
n×3
60311847
n×4
80415796
n×5
100519745
n÷2
10051974.5
n÷3
6701316.3333333
n÷3
5025987.25
n÷5
4020789.8
n2
404168765394601
n3
8.125388246886E+21
n4
1.633523909206E+29
n5
3.2840281360957E+36
2 √n
4483.7427446275
3 √n
271.91121759989
4 √n
66.960755257296
5 √n
28.883929398631
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
-20103948
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 20103949 can be divided by 4 positive divisors.
The sum of these divisors (counting 20103949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100001100001101
3
Ternary
1101211101102201
4
Quaternary
1030230030031
5
Quinary
20121311244
6
Senary
1554521501
8
Octal
114541415
10
Decimal
20103949
12
Duodecimal
6896291
16
Hexadecimal
132c30d
20
Vigesimal
65cjh9
36
Base36
bywb1
md5
af05ed9b313472bb2999c25af6b8d47e
sha1
f7ca80290e63cd2493f34509f0509820fcc5ed8c
sha256
83f4ec2e05ded7cebe44af89a65b6136ffde6e6e0e66b595e09fa503ee2a76e8
sha512
55af9c86234f3e54b2ec6f55b5592bc81f07811a4c215e631009185824a171a176a9f5db91275a20e8b75ab3a77c38c19ac458f71a506f8088ef2cee2250f421
ripemd-160
2f34c30e9542206aa906d5dfaaa9a18126d4aa03
Diameter
40207898
Circumference
126316836.97309
Area
1.2697336241741E+15
Volume
3.4035546698643E+22
Surface area
5.0789344966965E+15
Circumference
126316836.97309
Perimeter
80415796
Area
404168765394601
Diagonal
28431277.333057
Surface area
2425012592367606
Volume
8.125388246886E+21
Space diagonal
34821061.100774
Perimeter
60311847
Area
1.7501020912396E+14
Altitude
17410530.550387
Surface area
1.7501020912396E+14
Volume
9.575861881911E+20
Height
9477092.4443523