20102409 is an odd 8-digits composite number following 20102408
and preceding 20102410 . In scientific notation, it is written as 2.0102409 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13401600 positive integers (up to 20102409) that are relatively prime to 20102409.
20102409 has 4 divisors, whose sum is 22336020
The reverse of 20102409 is 90420102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred two thousand four hundred nine
Scientific notation
2.0102409 × 10^7
Engineering notation
2.0102409 × 10^6
Prime Factorization
9 × 2233601
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20102409
Product of the distinct prime numbers
The prime factorization of 20102409 is 9 × 2233601.
Since it has a total of 2 prime factors.
1 , 5 , 24 , 9 , 625 , 70 , 8495 , 3216 , 40500 , 4485 , 795843 , 911518 , 9679736 , 4117732 , 65921097 , 69984784 , 649468266 , 277766195 , 3404733099 , 2747767007
n×2
40204818
n×3
60307227
n×4
80409636
n×5
100512045
n÷2
10051204.5
n÷3
6700803
n÷3
5025602.25
n÷5
4020481.8
n2
404106847603281
n3
8.1235211302218E+21
n4
1.6330234427986E+29
n5
3.2827705153726E+36
2 √n
4483.571009809
3 √n
271.90427445375
4 √n
66.959472890765
5 √n
28.883486872496
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
-20102408
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 20102409 can be divided by 4 positive divisors.
The sum of these divisors (counting 20102409) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101011110100001001
3
Ternary
1101211022022200
4
Quaternary
1030223310021
5
Quinary
20121234114
6
Senary
1554510413
8
Octal
114536411
10
Decimal
20102409
12
Duodecimal
6895409
16
Hexadecimal
132bd09
20
Vigesimal
65cg09
36
Base36
byv49
md5
b8f96001dd5771ab2728c7ad6547303d
sha1
6a877d2373007d08ee1e0b5b384c86fdefa197b2
sha256
d8f367a0e646cc680feb36146876c07a3a037a174a0b29f0fc5f55707438f318
sha512
a3bb5379e3877375eb93625d09653ef71f50f1ae4a48b9d2dc478ba0b306c5d721daf9962e6636224cda0107c458078377821ee1984c87a59b5f380baa9ae1f4
ripemd-160
b616319383e2e2ca09952d05a8ed1a183493e9d3
Diameter
40204818
Circumference
126307160.86771
Area
1.2695391036958E+15
Volume
3.4027725738648E+22
Surface area
5.0781564147832E+15
Circumference
126307160.86771
Perimeter
80409636
Area
404106847603281
Diagonal
28429099.444171
Surface area
2424641085619686
Volume
8.1235211302218E+21
Space diagonal
34818393.74253
Perimeter
60307227
Area
1.7498339793384E+14
Altitude
17409196.871265
Surface area
1.7498339793384E+14
Volume
9.5736614638201E+20
Height
9476366.4813903