20148239 is an odd 8-digits composite number following 20148238
and preceding 20148240 . In scientific notation, it is written as 2.0148239 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 18869760 positive integers (up to 20148239) that are relatively prime to 20148239.
20148239 has 16 divisors, whose sum is 21486720
The reverse of 20148239 is 93284102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred forty-eight thousand two hundred thirty-nine
Scientific notation
2.0148239 × 10^7
Engineering notation
2.0148239 × 10^6
Prime Factorization
113 × 37 × 61 × 79
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20148239
Product of the distinct prime numbers
The prime factorization of 20148239 is 113 × 37 × 61 × 79.
Since it has a total of 4 prime factors.
5 , 4 , 49 , 33 , 636 , 312 , 1325 , 5957 , 78685 , 54417 , 612239 , 321202 , 2996731 , 8567295 , 97500989 , 22460841 , 903654218 , 604606455 , 5633278351 , 3477164590
n×2
40296478
n×3
60444717
n×4
80592956
n×5
100741195
n÷2
10074119.5
n÷3
6716079.6666667
n÷3
5037059.75
n÷5
4029647.8
n2
405951534801121
n3
8.1792085455898E+21
n4
1.6479664860739E+29
n5
3.3203622625406E+36
2 √n
4488.6789816159
3 √n
272.11074912639
4 √n
66.997604297586
5 √n
28.896644745286
1 , 37 , 61 , 79 , 113 , 2257 , 2923 , 4181 , 4819 , 6893 , 8927 , 178303 , 255041 , 330299 , 544547 , 20148239
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
-20148238
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 20148239 can be divided by 16 positive divisors.
The sum of these divisors (counting 20148239) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110111000000001111
3
Ternary
1101220122012002
4
Quaternary
1030313000033
5
Quinary
20124220424
6
Senary
1555502515
8
Octal
114670017
10
Decimal
20148239
12
Duodecimal
68b7a3b
16
Hexadecimal
133700f
20
Vigesimal
65iabj
36
Base36
bzuhb
md5
cd16b60d3e4fba38c7976c55967b1be7
sha1
bce07b1d5901803674d74b20bbc3ee648f5855f2
sha256
47131f12ddb9a8e4be08e139c398abad11880cb75c48a9e87853dbbdea7c02d5
sha512
5381a6af6554d9523ba4451e65a39e20bdcf08104341ebaa5e3b1bb518f156d28c512321cd1dd680fb3f82f3507321bc50bed4b8790b46b3bac4538bd69c5da6
ripemd-160
42ce6da4e867b3bec62bcc9250f2c41acafe9b84
Diameter
40296478
Circumference
126595119.25034
Area
1.2753343594447E+15
Volume
3.4260988638672E+22
Surface area
5.1013374377788E+15
Circumference
126595119.25034
Perimeter
80592956
Area
405951534801121
Diagonal
28493912.851735
Surface area
2435709208806726
Volume
8.1792085455898E+21
Space diagonal
34897773.631041
Perimeter
60444717
Area
1.7578217092153E+14
Altitude
17448886.81552
Surface area
1.7578217092153E+14
Volume
9.6392897122092E+20
Height
9497970.9505782