20889087 is an odd 8-digits composite number following 20889086
and preceding 20889088 . In scientific notation, it is written as 2.0889087 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13662432 positive integers (up to 20889087) that are relatively prime to 20889087.
20889087 has 8 divisors, whose sum is 27909504
The reverse of 20889087 is 78098802
Previous prime number is 13843
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million eight hundred eighty-nine thousand eighty-seven
Scientific notation
2.0889087 × 10^7
Engineering notation
2.0889087 × 10^6
Prime Factorization
3 × 13843 × 503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20889087
Product of the distinct prime numbers
The prime factorization of 20889087 is 3 × 13843 × 503.
Since it has a total of 3 prime factors.
7 , 2 , 48 , 98 , 966 , 493 , 437 , 6904 , 85223 , 81849 , 655125 , 992558 , 3782460 , 2962809 , 11031855 , 84913502 , 154603370 , 128735532 , 6437445392 , 9135292230
n×2
41778174
n×3
62667261
n×4
83556348
n×5
104445435
n÷2
10444543.5
n÷3
6963029
n÷3
5222271.75
n÷5
4177817.4
n2
436353955693569
n3
9.1150357432771E+21
n4
1.9040477464943E+29
n5
3.9773819028672E+36
2 √n
4570.4580733226
3 √n
275.40584483692
4 √n
67.605163067052
5 √n
29.106091596726
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
-20889086
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 20889087 can be divided by 8 positive divisors.
The sum of these divisors (counting 20889087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101011110111111111
3
Ternary
1110022021102220
4
Quaternary
1033223313333
5
Quinary
20321422322
6
Senary
2023420423
8
Octal
117536777
10
Decimal
20889087
12
Duodecimal
6bb4713
16
Hexadecimal
13ebdff
20
Vigesimal
6ab2e7
36
Base36
cfq4f
md5
042ed3caba3886daec9c4c05e083fd9e
sha1
614688bf8f97ec7831537cf22a8761ff98a5bd76
sha256
6732f8b105dc59b8e1df91bedf4229fa98600c4b45c2d5d6eeacee27fe7d23e3
sha512
e7bcc1f0d9cae48aa97e58837e2bcc46fee3a54eebc8d283a076b5f1a76efecfaf826552639adf4d4060edf54bb4bdf7377cba60ab328c73319e958f910a9964
ripemd-160
e5aa982cb959c6014c5e1be72cbaabc2f68e9aac
Diameter
41778174
Circumference
131250004.5188
Area
1.3708463815718E+15
Volume
3.8180972437717E+22
Surface area
5.483385526287E+15
Circumference
131250004.5188
Perimeter
83556348
Area
436353955693569
Diagonal
29541630.140992
Surface area
2618123734161414
Volume
9.1150357432771E+21
Space diagonal
36180960.007727
Perimeter
62667261
Area
1.8894680533623E+14
Altitude
18090480.003863
Surface area
1.8894680533623E+14
Volume
1.0742172641382E+21
Height
9847210.0469972