20087965 is an odd 8-digits composite number following 20087964
and preceding 20087966 . In scientific notation, it is written as 2.0087965 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 15124992 positive integers (up to 20087965) that are relatively prime to 20087965.
20087965 has 8 divisors, whose sum is 25523640
The reverse of 20087965 is 56978002
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eighty-seven thousand nine hundred sixty-five
Scientific notation
2.0087965 × 10^7
Engineering notation
2.0087965 × 10^6
Prime Factorization
5 × 17 × 236329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087965
Product of the distinct prime numbers
The prime factorization of 20087965 is 5 × 17 × 236329.
Since it has a total of 3 prime factors.
6 , 9 , 47 , 79 , 892 , 311 , 6022 , 2071 , 22229 , 77090 , 295032 , 937074 , 1053637 , 7280130 , 62282973 , 33542766 , 582536278 , 525150062 , 1932039806 , 5357639258
n×2
40175930
n×3
60263895
n×4
80351860
n×5
100439825
n÷2
10043982.5
n÷3
6695988.3333333
n÷3
5021991.25
n÷5
4017593
n2
403526337841225
n3
8.1060229511327E+21
n4
1.6283350533155E+29
n5
3.2709937559275E+36
2 √n
4481.9599507358
3 √n
271.83913588666
4 √n
66.947441704189
5 √n
28.879335001535
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
-20087964
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 20087965 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087965) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010010011101
3
Ternary
1101210120111201
4
Quaternary
1030220102131
5
Quinary
20120303330
6
Senary
1554315501
8
Octal
114502235
10
Decimal
20087965
12
Duodecimal
6888b91
16
Hexadecimal
132849d
20
Vigesimal
65aji5
36
Base36
byjz1
md5
464ba780f09167e9bbf90b1f20c06783
sha1
58fe5d55abb6096d131bbfe01dc5c3e5c0e4f1d0
sha256
3142b9f15f12bd8997551d177d5b1d5b58e114c3ecdcac2f01b30f51989ec90c
sha512
db2005e0cfbe41bcd0eba9a2c196c0036673a6f9566ee286776cc4ddf2e8d5e1feb15c8d921ba64166ee5e16888f5f31f3a7695814bf50d597bc3e9d2a7dcb88
ripemd-160
a9e153245ae216a71e747c87f00cad5af374eb66
Diameter
40175930
Circumference
126216406.53914
Area
1.267715378492E+15
Volume
3.3954429537478E+22
Surface area
5.0708615139679E+15
Circumference
126216406.53914
Perimeter
80351860
Area
403526337841225
Diagonal
28408672.543476
Surface area
2421158027047350
Volume
8.1060229511327E+21
Space diagonal
34793376.000665
Perimeter
60263895
Area
1.747320298333E+14
Altitude
17396688.000333
Surface area
1.747320298333E+14
Volume
9.5530396619995E+20
Height
9469557.514492