20147031 is an odd 8-digits composite number following 20147030
and preceding 20147032 . In scientific notation, it is written as 2.0147031 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 12902400 positive integers (up to 20147031) that are relatively prime to 20147031.
20147031 has 8 divisors, whose sum is 22422400
The reverse of 20147031 is 13074102
Previous prime number is 2911
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred forty-seven thousand thirty-one
Scientific notation
2.0147031 × 10^7
Engineering notation
2.0147031 × 10^6
Prime Factorization
9 × 2911 × 769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20147031
Product of the distinct prime numbers
The prime factorization of 20147031 is 9 × 2911 × 769.
Since it has a total of 3 prime factors.
3 , 9 , 67 , 83 , 974 , 260 , 882 , 2187 , 31007 , 57545 , 37775 , 728158 , 9048352 , 5837291 , 59921772 , 31532686 , 514871072 , 459671498 , 2084068682 , 6718800208
n×2
40294062
n×3
60441093
n×4
80588124
n×5
100735155
n÷2
10073515.5
n÷3
6715677
n÷3
5036757.75
n÷5
4029406.2
n2
405902858114961
n3
8.1777374654307E+21
n4
1.6475713022589E+29
n5
3.3193670101321E+36
2 √n
4488.5444188512
3 √n
272.10531082887
4 √n
66.996600054414
5 √n
28.896298233772
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
-20147030
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 20147031 can be divided by 8 positive divisors.
The sum of these divisors (counting 20147031) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110110101101010111
3
Ternary
1101220120112100
4
Quaternary
1030312231113
5
Quinary
20124201111
6
Senary
1555453143
8
Octal
114665527
10
Decimal
20147031
12
Duodecimal
68b71b3
16
Hexadecimal
1336b57
20
Vigesimal
65i7bb
36
Base36
bztjr
md5
a8b474b1dcdcbe7acc9d936aa0f27000
sha1
da5513a00feadc65aec47e21ed1a8313f48f6592
sha256
f92d938a304833528248c958235b28c8509d225fb3f6930f03eb236ab42ed443
sha512
73a939fb2a00307418e9e64b815a01fafbca11a9720c7c41d85f758bef7cefa90179ae8bec2cc34fe7ad67412d0ec0e9370460838071bdd0bb2fafdbe6ee7579
ripemd-160
67c0bf31c927295b12848017a3bde1bb93d2bc67
Diameter
40294062
Circumference
126587529.16249
Area
1.2751814371251E+15
Volume
3.4254826592511E+22
Surface area
5.1007257485002E+15
Circumference
126587529.16249
Perimeter
80588124
Area
405902858114961
Diagonal
28492204.481751
Surface area
2435417148689766
Volume
8.1777374654307E+21
Space diagonal
34895681.313665
Perimeter
60441093
Area
1.7576109329813E+14
Altitude
17447840.656833
Surface area
1.7576109329813E+14
Volume
9.6375560276156E+20
Height
9497401.4939171