20081007 is an odd 8-digits composite number following 20081006
and preceding 20081008 . In scientific notation, it is written as 2.0081007 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13355712 positive integers (up to 20081007) that are relatively prime to 20081007.
20081007 has 8 divisors, whose sum is 20874000
The reverse of 20081007 is 70018002
Previous prime number is 709
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million eighty-one thousand seven
Scientific notation
2.0081007 × 10^7
Engineering notation
2.0081007 × 10^6
Prime Factorization
27 × 709 × 1049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20081007
Product of the distinct prime numbers
The prime factorization of 20081007 is 27 × 709 × 1049.
Since it has a total of 3 prime factors.
8 , 10 , 18 , 40 , 312 , 658 , 7240 , 9363 , 25099 , 50794 , 3057 , 58671 , 6276726 , 5800185 , 49584297 , 87431482 , 417787641 , 670382687 , 8440164346 , 1558440088
n×2
40162014
n×3
60243021
n×4
80324028
n×5
100405035
n÷2
10040503.5
n÷3
6693669
n÷3
5020251.75
n÷5
4016201.4
n2
403246842134049
n3
8.0976026596217E+21
n4
1.6260801569108E+29
n5
3.2653327013487E+36
2 √n
4481.1836605968
3 √n
271.80774602819
4 √n
66.941643695063
5 √n
28.877334099408
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
-20081006
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 20081007 can be divided by 8 positive divisors.
The sum of these divisors (counting 20081007) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110100101101111
3
Ternary
1101210012222000
4
Quaternary
1030212211233
5
Quinary
20120043012
6
Senary
1554223343
8
Octal
114464557
10
Decimal
20081007
12
Duodecimal
6884b53
16
Hexadecimal
132696f
20
Vigesimal
65a2a7
36
Base36
byelr
md5
ea15f04d89724ca40cb3165f079fd758
sha1
9312c25dab846d4c15822286523d40e7c1f48a56
sha256
a42353b0fa6b4250517f4f80d7217305d336c516f9ae173fc3eeae33be3b41f4
sha512
3335552bc5d2e7833fee8a414221f5a8abcba4a5e21ac304ceefe7fbfe57470d585458aa2524f5de3c13d5552b1c6dcd760e54de779e8f994f84c46222b188c5
ripemd-160
b2f63a9ec301a604d24a507ff0d76fb7572a84a9
Diameter
40162014
Circumference
126172688.13577
Area
1.2668373168316E+15
Volume
3.3919158702876E+22
Surface area
5.0673492673264E+15
Circumference
126172688.13577
Perimeter
80324028
Area
403246842134049
Diagonal
28398832.445509
Surface area
2419481052804294
Volume
8.0976026596217E+21
Space diagonal
34781324.391146
Perimeter
60243021
Area
1.7461100464197E+14
Altitude
17390662.195573
Surface area
1.7461100464197E+14
Volume
9.5431162532879E+20
Height
9466277.4818364