20115311 is an odd 8-digits composite number following 20115310
and preceding 20115312 . In scientific notation, it is written as 2.0115311 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 19337760 positive integers (up to 20115311) that are relatively prime to 20115311.
20115311 has 8 divisors, whose sum is 20901504
The reverse of 20115311 is 11351102
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred fifteen thousand three hundred eleven
Scientific notation
2.0115311 × 10^7
Engineering notation
2.0115311 × 10^6
Prime Factorization
31 × 157 × 4133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20115311
Product of the distinct prime numbers
The prime factorization of 20115311 is 31 × 157 × 4133.
Since it has a total of 3 prime factors.
3 , 2 , 9 , 59 , 233 , 392 , 6743 , 3071 , 98385 , 96421 , 420037 , 127170 , 4013062 , 1873895 , 61787699 , 37122321 , 937212596 , 822278498 , 628729968 , 2311925968
n×2
40230622
n×3
60345933
n×4
80461244
n×5
100576555
n÷2
10057655.5
n÷3
6705103.6666667
n÷3
5028827.75
n÷5
4023062.2
n2
404625736626721
n3
8.1391725308506E+21
n4
1.6372198674072E+29
n5
3.2933186808274E+36
2 √n
4485.0095875037
3 √n
271.96243263601
4 √n
66.970214181408
5 √n
28.887193484121
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
-20115310
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 20115311 can be divided by 8 positive divisors.
The sum of these divisors (counting 20115311) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101110111101101111
3
Ternary
1101211222000112
4
Quaternary
1030232331233
5
Quinary
20122142221
6
Senary
1555050235
8
Octal
114567557
10
Decimal
20115311
12
Duodecimal
68a097b
16
Hexadecimal
132ef6f
20
Vigesimal
65e85b
36
Base36
bz52n
md5
368effe042e5bfc773cabf2ced1c123e
sha1
2547f92a641f15ed184b8a8af923fe5779716bca
sha256
05f436b4a0365b9eee9494acfd1df8ffd66a6408d8aad7a0000b8d03a7fea2ff
sha512
b979afc6010bacbe8fc8f19b3bb18c1eab8b54d08695bda434b6e4e210b2fc2f5b887a34a813880df14e39b54d8aa7594fbf6a20363f825698520156d0753ae4
ripemd-160
015a21f595832f47dacd5182f79e14a931a77bfd
Diameter
40230622
Circumference
126388226.52455
Area
1.2711692416399E+15
Volume
3.4093286172293E+22
Surface area
5.0846769665595E+15
Circumference
126388226.52455
Perimeter
80461244
Area
404625736626721
Diagonal
28447345.627553
Surface area
2427754419760326
Volume
8.1391725308506E+21
Space diagonal
34840740.662049
Perimeter
60345933
Area
1.7520808347187E+14
Altitude
17420370.331025
Surface area
1.7520808347187E+14
Volume
9.5921068163529E+20
Height
9482448.5425176