21089770 is an even 8-digits composite number following 21089769
and preceding 21089771 . In scientific notation, it is written as 2.1089770 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 7786944 positive integers (up to 21089770) that are relatively prime to 21089770.
21089770 has 16 divisors, whose sum is 40881960
The reverse of 21089770 is 07798012
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million eighty-nine thousand seven hundred seventy
Scientific notation
2.1089770 × 10^7
Engineering notation
2.1089770 × 10^6
Prime Factorization
2 × 5 × 13 × 162229
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21089770
Product of the distinct prime numbers
The prime factorization of 21089770 is 2 × 5 × 13 × 162229.
Since it has a total of 4 prime factors.
7 , 6 , 87 , 28 , 700 , 207 , 6274 , 7886 , 96863 , 11836 , 944467 , 767489 , 7952495 , 3792954 , 48140641 , 50473665 , 433405936 , 206344223 , 7050692907 , 8892228297
n×2
42179540
n×3
63269310
n×4
84359080
n×5
105448850
n÷2
10544885
n÷3
7029923.3333333
n÷3
5272442.5
n÷5
4217954
n2
444778398652900
n3
9.380274128558E+21
n4
1.9782782390824E+29
n5
4.1721433058252E+36
2 √n
4592.3599597593
3 √n
276.28498359194
4 √n
67.766953301438
5 √n
29.161802791373
1 , 2 , 5 , 10 , 13 , 26 , 65 , 130 , 162229 , 324458 , 811145 , 1622290 , 2108977 , 4217954 , 10544885 , 21089770
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21089769
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21089770 can be divided by 16 positive divisors.
The sum of these divisors (counting 21089770) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011100110111101010
3
Ternary
1110200110201121
4
Quaternary
1100130313222
5
Quinary
20344333040
6
Senary
2032005454
8
Octal
120346752
10
Decimal
21089770
12
Duodecimal
709088a
16
Hexadecimal
141cdea
20
Vigesimal
6bg48a
36
Base36
ck0yy
md5
aa6e47f11367db56d6362b085f76991a
sha1
bfeb76969f5755b41c30dbb0bd6ad20a645591fe
sha256
38630300c46c4c63bfee9c2cd6a1f25fb5818b52e79bfa2b7cd041ba29777abb
sha512
91fbb55e51e28d0dbfbb3975dcef166e4ce945b2496b16911a6ff826836b2abfdff3c03b3417e55df67c6a3501697663ade3aeb157027a44fa1c1c29078b352c
ripemd-160
51fb9a33a17a413a1d4a91e1805fff4956b3f95a
Diameter
42179540
Circumference
132510932.9958
Area
1.3973125496834E+15
Volume
3.9292000387915E+22
Surface area
5.5892501987335E+15
Circumference
132510932.9958
Perimeter
84359080
Area
444778398652900
Diagonal
29825438.761329
Surface area
2668670391917400
Volume
9.380274128558E+21
Space diagonal
36528553.159942
Perimeter
63269310
Area
1.9259469614399E+14
Altitude
18264276.579971
Surface area
1.9259469614399E+14
Volume
1.1054759076153E+21
Height
9941812.9204431