20023989 is an odd 8-digits composite number following 20023988
and preceding 20023990 . In scientific notation, it is written as 2.0023989 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13290576 positive integers (up to 20023989) that are relatively prime to 20023989.
20023989 has 8 divisors, whose sum is 26816160
The reverse of 20023989 is 98932002
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million twenty-three thousand nine hundred eighty-nine
Scientific notation
2.0023989 × 10^7
Engineering notation
2.0023989 × 10^6
Prime Factorization
3 × 229 × 29147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20023989
Product of the distinct prime numbers
The prime factorization of 20023989 is 3 × 229 × 29147.
Since it has a total of 3 prime factors.
3 , 6 , 42 , 62 , 679 , 363 , 8 , 8772 , 69862 , 65046 , 230196 , 843979 , 2564145 , 8666848 , 77311419 , 19595898 , 604665284 , 155363036 , 1236030188 , 6561476058
n×2
40047978
n×3
60071967
n×4
80095956
n×5
100119945
n÷2
10011994.5
n÷3
6674663
n÷3
5005997.25
n÷5
4004797.8
n2
400960135472121
n3
8.0288213421323E+21
n4
1.6076903023782E+29
n5
3.2192372930228E+36
2 √n
4474.8172029704
3 √n
271.55024523784
4 √n
66.894074498198
5 √n
28.860916585207
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
-20023988
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 20023989 can be divided by 8 positive divisors.
The sum of these divisors (counting 20023989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011000101010110101
3
Ternary
1101200022202020
4
Quaternary
1030120222311
5
Quinary
20111231424
6
Senary
1553103353
8
Octal
114305265
10
Decimal
20023989
12
Duodecimal
6857b59
16
Hexadecimal
1318ab5
20
Vigesimal
652jj9
36
Base36
bx6lx
md5
b8d4adb2e23d4edee7b6ea39c7678420
sha1
e0aa6100b7a3de4f4738e73ed2a905610920451b
sha256
39b5cbe1e115c89da886c0fc96912c9abdc22603f5bfef841025ab2206245fae
sha512
1818a117437eaaa171b2bccb2ca43d64d89ec5e943093bec459a38d0ecb1d0a7c1f9b0096924f3655010d6663fb6f497a0f58aa61091082206271adb09eb0d27
ripemd-160
d5d11990179d4e5f0bd8e674d62051ba0e47fc1c
Diameter
40047978
Circumference
125814433.47593
Area
1.2596534159816E+15
Volume
3.3631048193904E+22
Surface area
5.0386136639263E+15
Circumference
125814433.47593
Perimeter
80095956
Area
400960135472121
Diagonal
28318196.81661
Surface area
2405760812832726
Volume
8.0288213421323E+21
Space diagonal
34682566.3182
Perimeter
60071967
Area
1.7362083161185E+14
Altitude
17341283.1591
Surface area
1.7362083161185E+14
Volume
9.4620566932617E+20
Height
9439398.9388699