20029887 is an odd 8-digits composite number following 20029886
and preceding 20029888 . In scientific notation, it is written as 2.0029887 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13353252 positive integers (up to 20029887) that are relatively prime to 20029887.
20029887 has 4 divisors, whose sum is 22255440
The reverse of 20029887 is 78892002
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million twenty-nine thousand eight hundred eighty-seven
Scientific notation
2.0029887 × 10^7
Engineering notation
2.0029887 × 10^6
Prime Factorization
9 × 2225543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20029887
Product of the distinct prime numbers
The prime factorization of 20029887 is 9 × 2225543.
Since it has a total of 2 prime factors.
9 , 9 , 11 , 53 , 344 , 299 , 694 , 8875 , 58430 , 78848 , 906851 , 869628 , 7959027 , 3084462 , 96008037 , 12761820 , 710460931 , 372140151 , 7487997106 , 4004293169
n×2
40059774
n×3
60089661
n×4
80119548
n×5
100149435
n÷2
10014943.5
n÷3
6676629
n÷3
5007471.75
n÷5
4005977.4
n2
401196373232769
n3
8.0359180206622E+21
n4
1.6095852989513E+29
n5
3.2239811654855E+36
2 √n
4475.4761757829
3 √n
271.57690403067
4 √n
66.898999811528
5 √n
28.862616562511
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20029886
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20029887 can be divided by 4 positive divisors.
The sum of these divisors (counting 20029887) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011010000110111111
3
Ternary
1101200121211200
4
Quaternary
1030122012333
5
Quinary
20111424022
6
Senary
1553150543
8
Octal
114320677
10
Decimal
20029887
12
Duodecimal
685b453
16
Hexadecimal
131a1bf
20
Vigesimal
653ee7
36
Base36
bxb5r
md5
2d6a51eb6f2a03e15f5ee6d104d8d675
sha1
f378ae482a47aa3e5a0d85f25ec74806a17f0bd3
sha256
ff9e863ad2f2c0cac518aa7f44263f67d35dd902517b08f71073847e50047084
sha512
c2027832401756ebfa804512f6ef3340f561c6a9934b98a7feeb83cb4ce0507d546248207d7236c26c4a295bf227e15e8346e2403c9e6b6ce97012e807985b1e
ripemd-160
db8da814ab500bcc980feac4d96d54d94d8a268a
Diameter
40059774
Circumference
125851491.70287
Area
1.2603955787949E+15
Volume
3.3660774691416E+22
Surface area
5.0415823151797E+15
Circumference
125851491.70287
Perimeter
80119548
Area
401196373232769
Diagonal
28326537.848201
Surface area
2407178239396614
Volume
8.0359180206622E+21
Space diagonal
34692781.953863
Perimeter
60089661
Area
1.7372312556288E+14
Altitude
17346390.976932
Surface area
1.7372312556288E+14
Volume
9.4704202091157E+20
Height
9442179.2827335