20159887 is an odd 8-digits composite number following 20159886
and preceding 20159888 . In scientific notation, it is written as 2.0159887 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 18015960 positive integers (up to 20159887) that are relatively prime to 20159887.
20159887 has 8 divisors, whose sum is 22366080
The reverse of 20159887 is 78895102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million one hundred fifty-nine thousand eight hundred eighty-seven
Scientific notation
2.0159887 × 10^7
Engineering notation
2.0159887 × 10^6
Prime Factorization
59 × 11 × 31063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20159887
Product of the distinct prime numbers
The prime factorization of 20159887 is 59 × 11 × 31063.
Since it has a total of 3 prime factors.
5 , 4 , 31 , 62 , 317 , 748 , 4384 , 8597 , 54068 , 65663 , 108773 , 495292 , 4289178 , 3368225 , 63464206 , 71678032 , 315947769 , 673331275 , 9585133035 , 6967669009
n×2
40319774
n×3
60479661
n×4
80639548
n×5
100799435
n÷2
10079943.5
n÷3
6719962.3333333
n÷3
5039971.75
n÷5
4031977.4
n2
406421043852769
n3
8.1934023184939E+21
n4
1.6517806488637E+29
n5
3.329971122988E+36
2 √n
4489.976280561
3 √n
272.1631761303
4 √n
67.007285279744
5 √n
28.899985089922
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
-20159886
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 20159887 can be divided by 8 positive divisors.
The sum of these divisors (counting 20159887) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001110110001111
3
Ternary
1101221020011111
4
Quaternary
1030321312033
5
Quinary
20130104022
6
Senary
2000032451
8
Octal
114716617
10
Decimal
20159887
12
Duodecimal
6902727
16
Hexadecimal
1339d8f
20
Vigesimal
65jje7
36
Base36
c03gv
md5
e59f8420cffc68ce273b9ff6b2605abf
sha1
763283e070bad5f08f257a997fa2370c5c84659e
sha256
b9d8f3c97b225012b40fcd2bc7b85eafd30563a832d3c695880a6e0623db9ec7
sha512
262f18b8d0ff4aafbf5a694c421c064bd4c10f31c8992398e8b9db969a3a2bd96a89301ac916f0331f0f67f2722efa720e84942bedcabb3defe9357aadedcc14
ripemd-160
ec596e12b6594f9df2c49d93373d97c71e59bf67
Diameter
40319774
Circumference
126668305.7928
Area
1.2768093656322E+15
Volume
3.4320443375581E+22
Surface area
5.1072374625286E+15
Circumference
126668305.7928
Perimeter
80639548
Area
406421043852769
Diagonal
28510385.611309
Surface area
2438526263116614
Volume
8.1934023184939E+21
Space diagonal
34917948.558847
Perimeter
60479661
Area
1.7598547430454E+14
Altitude
17458974.279424
Surface area
1.7598547430454E+14
Volume
9.6560172339943E+20
Height
9503461.8704363