20081030 is an even 8-digits composite number following 20081029
and preceding 20081031 . In scientific notation, it is written as 2.0081030 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 8032408 positive integers (up to 20081030) that are relatively prime to 20081030.
20081030 has 8 divisors, whose sum is 36145872
The reverse of 20081030 is 03018002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million eighty-one thousand thirty
Scientific notation
2.0081030 × 10^7
Engineering notation
2.0081030 × 10^6
Prime Factorization
2 × 5 × 2008103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20081030
Product of the distinct prime numbers
The prime factorization of 20081030 is 2 × 5 × 2008103.
Since it has a total of 3 prime factors.
5 , 6 , 9 , 47 , 486 , 450 , 2502 , 4978 , 49617 , 80739 , 192878 , 543977 , 8680353 , 7406671 , 93207772 , 32916469 , 108343961 , 310021121 , 2811350815 , 4765766778
n×2
40162060
n×3
60243090
n×4
80324120
n×5
100405150
n÷2
10040515
n÷3
6693676.6666667
n÷3
5020257.5
n÷5
4016206
n2
403247765860900
n3
8.0976304836857E+21
n4
1.6260876067181E+29
n5
3.2653514013134E+36
2 √n
4481.1862268823
3 √n
271.8078498008
4 √n
66.94166286314
5 √n
28.877340714399
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
-20081029
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 20081030 can be divided by 8 positive divisors.
The sum of these divisors (counting 20081030) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110100110000110
3
Ternary
1101210012222212
4
Quaternary
1030212212012
5
Quinary
20120043110
6
Senary
1554223422
8
Octal
114464606
10
Decimal
20081030
12
Duodecimal
6884b72
16
Hexadecimal
1326986
20
Vigesimal
65a2ba
36
Base36
byeme
md5
c544080406de3ff06d922a84e966a379
sha1
97d5e2e0eccc8dbf4cc841689308821b9c410239
sha256
f22066176b99839c2b6c88b8320015a5b8053097163123c90898d529c7e46276
sha512
4b7846ea9a8f5a299aa1a64c17bd0bccebe430bf57d5a059ebc01de88f9a451f4dd226754b8619f1e370a34bca6c71051094e3d39f19ea15e0bc3c4032aea328
ripemd-160
54d387313553eaac6bcb3fc5c3b361ff960de2fe
Diameter
40162060
Circumference
126172832.64903
Area
1.2668402188051E+15
Volume
3.3919275252042E+22
Surface area
5.0673608752204E+15
Circumference
126172832.64903
Perimeter
80324120
Area
403247765860900
Diagonal
28398864.972421
Surface area
2419486595165400
Volume
8.0976304836857E+21
Space diagonal
34781364.228315
Perimeter
60243090
Area
1.7461140462743E+14
Altitude
17390682.114157
Surface area
1.7461140462743E+14
Volume
9.5431490442618E+20
Height
9466288.3241403