20021238 is an even 8-digits composite number following 20021237
and preceding 20021239 . In scientific notation, it is written as 2.0021238 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 6673740 positive integers (up to 20021238) that are relatively prime to 20021238.
20021238 has 8 divisors, whose sum is 33368760
The reverse of 20021238 is 83212002
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million twenty-one thousand two hundred thirty-eight
Scientific notation
2.0021238 × 10^7
Engineering notation
2.0021238 × 10^6
Prime Factorization
2 × 9 × 1112291
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20021238
Product of the distinct prime numbers
The prime factorization of 20021238 is 2 × 9 × 1112291.
Since it has a total of 3 prime factors.
2 , 9 , 90 , 20 , 733 , 109 , 7385 , 1386 , 482 , 53028 , 507827 , 428628 , 2729674 , 5576297 , 75932236 , 81050819 , 400769725 , 276306382 , 6408082160 , 8814921400
n×2
40042476
n×3
60063714
n×4
80084952
n×5
100106190
n÷2
10010619
n÷3
6673746
n÷3
5005309.5
n÷5
4004247.6
n2
400849971052644
n3
8.0255126727381E+21
n4
1.6068069929291E+29
n5
3.2170265225497E+36
2 √n
4474.5098055541
3 √n
271.53780900552
4 √n
66.891776815645
5 √n
28.860123528987
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
-20021237
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 20021238 can be divided by 8 positive divisors.
The sum of these divisors (counting 20021238) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010111111111110110
3
Ternary
1101200011222100
4
Quaternary
1030113333312
5
Quinary
20111134423
6
Senary
1553042530
8
Octal
114277766
10
Decimal
20021238
12
Duodecimal
6856446
16
Hexadecimal
1317ff6
20
Vigesimal
652d1i
36
Base36
bx4hi
md5
6826d37ee17a67806830e39335228714
sha1
f44d1f628564fdba8b53afc210fc4c33d6916f6f
sha256
eb9edf04928bb41cbaff8882c73fcecce4d14c6f005e39322bddf35282980fbc
sha512
798c1f37787298591cb7bddd034b86286ff7766fe9870ef0bbffe92a304ec7053fb8105278641a2aaa5d40332f00d78b375e954671aa1b050c2b1d4eafce9ff8
ripemd-160
a0d5bcc02b2ac02583039b0e6b929f7b2962ddef
Diameter
40042476
Circumference
125797148.43315
Area
1.2593073242507E+15
Volume
3.3617188871954E+22
Surface area
5.0372292970027E+15
Circumference
125797148.43315
Perimeter
80084952
Area
400849971052644
Diagonal
28314306.3151
Surface area
2405099826315864
Volume
8.0255126727381E+21
Space diagonal
34677801.446429
Perimeter
60063714
Area
1.7357312901892E+14
Altitude
17338900.723214
Surface area
1.7357312901892E+14
Volume
9.4581573889861E+20
Height
9438102.1050332