20068690 is an even 8-digits composite number following 20068689
and preceding 20068691 . In scientific notation, it is written as 2.0068690 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 8027472 positive integers (up to 20068690) that are relatively prime to 20068690.
20068690 has 8 divisors, whose sum is 36123660
The reverse of 20068690 is 09686002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million sixty-eight thousand six hundred ninety
Scientific notation
2.0068690 × 10^7
Engineering notation
2.0068690 × 10^6
Prime Factorization
2 × 5 × 2006869
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20068690
Product of the distinct prime numbers
The prime factorization of 20068690 is 2 × 5 × 2006869.
Since it has a total of 3 prime factors.
7 , 9 , 51 , 55 , 732 , 185 , 5931 , 2235 , 10565 , 8085 , 887675 , 285494 , 7830246 , 2612072 , 26392910 , 52508856 , 843716498 , 167256745 , 5858515251 , 685281657
n×2
40137380
n×3
60206070
n×4
80274760
n×5
100343450
n÷2
10034345
n÷3
6689563.3333333
n÷3
5017172.5
n÷5
4013738
n2
402752318316100
n3
8.0827114230671E+21
n4
1.6220942990899E+29
n5
3.2553307639203E+36
2 √n
4479.8091477205
3 √n
271.75216215022
4 √n
66.931376406888
5 √n
28.87379075697
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
-20068689
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 20068690 can be divided by 8 positive divisors.
The sum of these divisors (counting 20068690) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100011100101010010
3
Ternary
1101202121001211
4
Quaternary
1030203211102
5
Quinary
20114144230
6
Senary
1554050334
8
Octal
114434522
10
Decimal
20068690
12
Duodecimal
68799aa
16
Hexadecimal
1323952
20
Vigesimal
658bea
36
Base36
by53m
md5
8d0082ee1f0aca2a50711a700639dff4
sha1
db59ed3e398cd35ae710cef670ee459ba3239faa
sha256
d6725359742cd3982516a5c579386d933339f14470d69c94fe13a185eee86b9b
sha512
839b2460f516b9817e507f6c5c81a781609ddb1a80eb37ad461bbd1aeab7a9d5e06f572ab611b5bf94cdb00c709877afce7e5395b5dc996fedd0321cb659e5c6
ripemd-160
3d552366db70ba2ad2f2a79fd68cca1062f194b0
Diameter
40137380
Circumference
126095298.14234
Area
1.2652837244381E+15
Volume
3.3856782437059E+22
Surface area
5.0611348977525E+15
Circumference
126095298.14234
Perimeter
80274760
Area
402752318316100
Diagonal
28381413.577061
Surface area
2416513909896600
Volume
8.0827114230671E+21
Space diagonal
34759990.721349
Perimeter
60206070
Area
1.7439686954741E+14
Altitude
17379995.360675
Surface area
1.7439686954741E+14
Volume
9.5255667627079E+20
Height
9460471.1923538