21409306 is an even 8-digits composite number following 21409305
and preceding 21409307 . In scientific notation, it is written as 2.1409306 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 10584288 positive integers (up to 21409306) that are relatively prime to 21409306.
21409306 has 8 divisors, whose sum is 32475060
The reverse of 21409306 is 60390412
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million four hundred nine thousand three hundred six
Scientific notation
2.1409306 × 10^7
Engineering notation
2.1409306 × 10^6
Prime Factorization
2 × 89 × 120277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21409306
Product of the distinct prime numbers
The prime factorization of 21409306 is 2 × 89 × 120277.
Since it has a total of 3 prime factors.
9 , 10 , 60 , 38 , 350 , 520 , 2121 , 7489 , 60408 , 5385 , 970652 , 271089 , 3767293 , 2842495 , 73103250 , 14264345 , 224277773 , 126597239 , 634144893 , 4454901464
n×2
42818612
n×3
64227918
n×4
85637224
n×5
107046530
n÷2
10704653
n÷3
7136435.3333333
n÷3
5352326.5
n÷5
4281861.2
n2
458358383401636
n3
9.8131348879109E+21
n4
2.1009240763456E+29
n5
4.4979326433251E+36
2 √n
4627.0191268245
3 √n
277.67334784991
4 √n
68.02219583948
5 √n
29.249639507038
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
-21409305
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 21409306 can be divided by 8 positive divisors.
The sum of these divisors (counting 21409306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001101010111000011010
3
Ternary
1111021201001021
4
Quaternary
1101222320122
5
Quinary
20440044211
6
Senary
2042513054
8
Octal
121527032
10
Decimal
21409306
12
Duodecimal
720578a
16
Hexadecimal
146ae1a
20
Vigesimal
6dg356
36
Base36
cqviy
md5
ee3b5cc40b45d772a9eddec5683ca8c2
sha1
c943d2031fd2bbd469172d891fb5f30f1df2fa0b
sha256
33c2cc9c51f514e2f912d663a979a76f45b1e7b068c987cbbddd6d03f27673f2
sha512
1db06f11f96db0ba97ee47b5590eb40e51979817dece2fd12fb375a6c6cc6bb8d397262493c070c6323d917bdda49105ff19c5de7b94fe1ae5431161ceabbf67
ripemd-160
bcdb2a55faf4f487c1f830fcd07706149471eb78
Diameter
42818612
Circumference
134518636.89611
Area
1.4399753300059E+15
Volume
4.1105163296729E+22
Surface area
5.7599013200235E+15
Circumference
134518636.89611
Perimeter
85637224
Area
458358383401636
Diagonal
30277330.906196
Surface area
2750150300409816
Volume
9.8131348879109E+21
Space diagonal
37082005.746789
Perimeter
64227918
Area
1.9847500203169E+14
Altitude
18541002.873395
Surface area
1.9847500203169E+14
Volume
1.1564890373234E+21
Height
10092443.635399