20888969 is an odd 8-digits composite number following 20888968
and preceding 20888970 . In scientific notation, it is written as 2.0888969 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 20780544 positive integers (up to 20888969) that are relatively prime to 20888969.
20888969 has 4 divisors, whose sum is 20997396
The reverse of 20888969 is 96988802
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty million eight hundred eighty-eight thousand nine hundred sixty-nine
Scientific notation
2.0888969 × 10^7
Engineering notation
2.0888969 × 10^6
Prime Factorization
193 × 108233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20888969
Product of the distinct prime numbers
The prime factorization of 20888969 is 193 × 108233.
Since it has a total of 2 prime factors.
5 , 8 , 100 , 72 , 976 , 888 , 9816 , 7705 , 56396 , 1799 , 297781 , 10021 , 9290346 , 4666541 , 80415630 , 61734449 , 286798439 , 459291747 , 8056303788 , 4855851922
n×2
41777938
n×3
62666907
n×4
83555876
n×5
104444845
n÷2
10444484.5
n÷3
6962989.6666667
n÷3
5222242.25
n÷5
4177793.8
n2
436349025882961
n3
9.1148812748494E+21
n4
1.9040047238901E+29
n5
3.9772695653194E+36
2 √n
4570.4451643139
3 √n
275.40532625752
4 √n
67.605067593442
5 √n
29.106058713272
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
-20888968
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 20888969 can be divided by 4 positive divisors.
The sum of these divisors (counting 20888969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111101011110110001001
3
Ternary
1110022021021112
4
Quaternary
1033223312021
5
Quinary
20321421334
6
Senary
2023420105
8
Octal
117536611
10
Decimal
20888969
12
Duodecimal
6bb4635
16
Hexadecimal
13ebd89
20
Vigesimal
6ab289
36
Base36
cfq15
md5
0b45dd8de4a95ad0d2326159ba3bcd0b
sha1
9783bd0b89b31dd491e7e267683b18ed8ebe69b9
sha256
e5adca6eeb820dc9ca14cd72584e848a04914a7d1c11acfa3c22bb06e275be77
sha512
f27944cb63f9170546477ce30de21f604749f4f0ee99740693f06254ac55d76a66a4d312cff8f58cb50676655301e6e217106e83bcd6138ae03c5b17b067c6a3
ripemd-160
04e959d93efeeea2ec03b42bd287b7209b7ff88a
Diameter
41777938
Circumference
131249263.10293
Area
1.370830894115E+15
Volume
3.818032540188E+22
Surface area
5.4833235764599E+15
Circumference
131249263.10293
Perimeter
83555876
Area
436349025882961
Diagonal
29541463.263791
Surface area
2618094155297766
Volume
9.1148812748494E+21
Space diagonal
36180755.625731
Perimeter
62666907
Area
1.8894467066562E+14
Altitude
18090377.812866
Surface area
1.8894467066562E+14
Volume
1.0741990598594E+21
Height
9847154.4212637