12421909 is an odd 8-digits composite number following 12421908
and preceding 12421910 . In scientific notation, it is written as 1.2421909 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 11846736 positive integers (up to 12421909) that are relatively prime to 12421909.
12421909 has 8 divisors, whose sum is 13000320
The reverse of 12421909 is 90912421
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million four hundred twenty-one thousand nine hundred nine
Scientific notation
1.2421909 × 10^7
Engineering notation
1.2421909 × 10^6
Prime Factorization
487 × 23 × 1109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12421909
Product of the distinct prime numbers
The prime factorization of 12421909 is 487 × 23 × 1109.
Since it has a total of 3 prime factors.
10 , 9 , 65 , 79 , 487 , 326 , 2277 , 9329 , 33249 , 37338 , 155448 , 509857 , 5064450 , 9240994 , 13786257 , 9858112 , 857593365 , 857684046 , 5713871371 , 9283386027
n×2
24843818
n×3
37265727
n×4
49687636
n×5
62109545
n÷2
6210954.5
n÷3
4140636.3333333
n÷3
3105477.25
n÷5
2484381.8
n2
154303823204281
n3
1.9167480501957E+21
n4
2.3809669855458E+28
n5
2.9576155226454E+35
2 √n
3524.4728683876
3 √n
231.59514334223
4 √n
59.367271020214
5 √n
26.232378418481
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
-12421908
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 12421909 can be divided by 8 positive divisors.
The sum of these divisors (counting 12421909) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111011000101100010101
3
Ternary
212101002122201
4
Quaternary
233120230111
5
Quinary
11140000114
6
Senary
1122124501
8
Octal
57305425
10
Decimal
12421909
12
Duodecimal
41b0731
16
Hexadecimal
bd8b15
20
Vigesimal
3hcef9
36
Base36
7e8t1
md5
df96601f09e2b1a951357ea367e9f0fa
sha1
cf5a5ad6d27b198dc0eb413d22ecbea451d3205c
sha256
97d475ee7e1bacea4f824cfe50db2b9d6446c0bbf9b454ca8380a75778c1dfc4
sha512
a5cb544a633a9457d1d2ad6268084a91f2798b62d40a3cd1d8ef0f26e320e4c8d9cce27841af4e6274bc36dd010527077079320773ccf1bce5f84b5c37d7e248
ripemd-160
3aa40632d17f67f831d32a50126c3a9abe6b51bb
Diameter
24843818
Circumference
78049156.115922
Area
4.8475975739939E+14
Volume
8.028855457703E+21
Surface area
1.9390390295975E+15
Circumference
78049156.115922
Perimeter
49687636
Area
154303823204281
Diagonal
17567232.178364
Surface area
925822939225686
Volume
1.9167480501957E+21
Space diagonal
21515377.514997
Perimeter
37265727
Area
66815515397985
Altitude
10757688.757499
Surface area
66815515397985
Volume
2.2589092401991E+20
Height
5855744.0594548