21089080 is an even 8-digits composite number following 21089079
and preceding 21089081 . In scientific notation, it is written as 2.1089080 × 10^7.
The sum of its digits is 28. It has a total of 6 prime factors and 32 positive divisors.
There are 8372736 positive integers (up to 21089080) that are relatively prime to 21089080.
21089080 has 32 divisors, whose sum is 47804400
The reverse of 21089080 is 08098012
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million eighty-nine thousand eighty
Scientific notation
2.1089080 × 10^7
Engineering notation
2.1089080 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 139 × 3793
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5272270
Product of the distinct prime numbers
The prime factorization of 21089080 is 2 × 2 × 2 × 5 × 139 × 3793.
Since it has a total of 6 prime factors.
2 , 1 , 94 , 40 , 425 , 399 , 6395 , 5927 , 33801 , 66315 , 531950 , 906508 , 9453638 , 3878310 , 9594853 , 84380516 , 885688670 , 978987764 , 409276254 , 191270561
n×2
42178160
n×3
63267240
n×4
84356320
n×5
105445400
n÷2
10544540
n÷3
7029693.3333333
n÷3
5272270
n÷5
4217816
n2
444749295246400
n3
9.3793534673949E+21
n4
1.9780193562217E+29
n5
4.1714608444908E+36
2 √n
4592.2848343717
3 √n
276.28197046096
4 √n
67.766399006969
5 √n
29.161611969878
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 139 , 278 , 556 , 695 , 1112 , 1390 , 2780 , 3793 , 5560 , 7586 , 15172 , 18965 , 30344 , 37930 , 75860 , 151720 , 527227 , 1054454 , 2108908 , 2636135 , 4217816 , 5272270 , 10544540 , 21089080
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21089079
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21089080 can be divided by 32 positive divisors.
The sum of these divisors (counting 21089080) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000011100101100111000
3
Ternary
1110200102210001
4
Quaternary
1100130230320
5
Quinary
20344322310
6
Senary
2032002344
8
Octal
120345470
10
Decimal
21089080
12
Duodecimal
70903b4
16
Hexadecimal
141cb38
20
Vigesimal
6bg2e0
36
Base36
ck0fs
md5
9c730025a60d29dda2cfc3f5df869864
sha1
484ee53b5ef2935bd9e5be71d3512998d143b14e
sha256
0a0788339043d657902a2ac1cbf5ec1e3fc457b59a4c4d17cf9c5488f3ae2726
sha512
bec551e5e8835964e78d1125c353cb54d99ffffa77cba6fa9c484b6cf0609ff152c994cf5eb779e8256612424fa64d4211ab7d48fa3a4ffb4dc5ec9189cc5dac
ripemd-160
e4e23437d20cb8a57924b3b1478136130413cee7
Diameter
42178160
Circumference
132506597.59793
Area
1.3972211186353E+15
Volume
3.9288143931453E+22
Surface area
5.5888844745413E+15
Circumference
132506597.59793
Perimeter
84356320
Area
444749295246400
Diagonal
29824462.953971
Surface area
2668495771478400
Volume
9.3793534673949E+21
Space diagonal
36527358.044885
Perimeter
63267240
Area
1.925820939993E+14
Altitude
18263679.022442
Surface area
1.925820939993E+14
Volume
1.1053674066568E+21
Height
9941487.6513237