20102439 is an odd 8-digits composite number following 20102438
and preceding 20102440 . In scientific notation, it is written as 2.0102439 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 11433792 positive integers (up to 20102439) that are relatively prime to 20102439.
20102439 has 16 divisors, whose sum is 30774528
The reverse of 20102439 is 93420102
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred two thousand four hundred thirty-nine
Scientific notation
2.0102439 × 10^7
Engineering notation
2.0102439 × 10^6
Prime Factorization
3 × 7 × 227 × 4217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20102439
Product of the distinct prime numbers
The prime factorization of 20102439 is 3 × 7 × 227 × 4217.
Since it has a total of 4 prime factors.
3 , 6 , 51 , 12 , 304 , 45 , 6806 , 5773 , 92289 , 65145 , 765421 , 369195 , 3389501 , 3423894 , 56374542 , 97234109 , 594445573 , 957772235 , 3756998448 , 5407877077
n×2
40204878
n×3
60307317
n×4
80409756
n×5
100512195
n÷2
10051219.5
n÷3
6700813
n÷3
5025609.75
n÷5
4020487.8
n2
404108053748721
n3
8.1235574998924E+21
n4
1.6330331910458E+29
n5
3.2827950107973E+36
2 √n
4483.5743553553
3 √n
271.90440971323
4 √n
66.959497872634
5 √n
28.883495493394
1 , 3 , 7 , 21 , 227 , 681 , 1589 , 4217 , 4767 , 12651 , 29519 , 88557 , 957259 , 2871777 , 6700813 , 20102439
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20102438
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20102439 can be divided by 16 positive divisors.
The sum of these divisors (counting 20102439) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101011110100100111
3
Ternary
1101211022100210
4
Quaternary
1030223310213
5
Quinary
20121234224
6
Senary
1554510503
8
Octal
114536447
10
Decimal
20102439
12
Duodecimal
6895433
16
Hexadecimal
132bd27
20
Vigesimal
65cg1j
36
Base36
byv53
md5
67909cdfafe9171b66fbe4b2004c0149
sha1
17e122ea2abd38dd685d0cbec22e597294e9c911
sha256
2870ab6acd573a1f55cb63623a406149e28f279e9515b7077ccbe80483a01212
sha512
248d7bfe715163b03c0438a43b9e4674e8cb3dd19aab37ab37c227a79897440c6707981301b6449e11221f2e43c0e1bd2ebf8f9ce8049766d4e1ecd39e56aef8
ripemd-160
b6a7d9eb683d0c73664b196ad6b50f2a3ce7ce08
Diameter
40204878
Circumference
126307349.36327
Area
1.2695428929135E+15
Volume
3.4027878083568E+22
Surface area
5.0781715716538E+15
Circumference
126307349.36327
Perimeter
80409756
Area
404108053748721
Diagonal
28429141.870578
Surface area
2424648322492326
Volume
8.1235574998924E+21
Space diagonal
34818445.704054
Perimeter
60307317
Area
1.7498392021014E+14
Altitude
17409222.852027
Surface area
1.7498392021014E+14
Volume
9.5737043258879E+20
Height
9476380.6235259