12421906 is an even 8-digits composite number following 12421905
and preceding 12421907 . In scientific notation, it is written as 1.2421906 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 5306256 positive integers (up to 12421906) that are relatively prime to 12421906.
12421906 has 16 divisors, whose sum is 21364416
The reverse of 12421906 is 60912421
Previous prime number is 347
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million four hundred twenty-one thousand nine hundred six
Scientific notation
1.2421906 × 10^7
Engineering notation
1.2421906 × 10^6
Prime Factorization
2 × 7 × 347 × 2557
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12421906
Product of the distinct prime numbers
The prime factorization of 12421906 is 2 × 7 × 347 × 2557.
Since it has a total of 4 prime factors.
2 , 9 , 32 , 81 , 786 , 481 , 2681 , 9269 , 70855 , 42796 , 64682 , 808195 , 9275481 , 9577120 , 18120424 , 59151591 , 297778436 , 157472249 , 7238063431 , 2226241136
n×2
24843812
n×3
37265718
n×4
49687624
n×5
62109530
n÷2
6210953
n÷3
4140635.3333333
n÷3
3105476.5
n÷5
2484381.2
n2
154303748672836
n3
1.9167466614616E+21
n4
2.380964685449E+28
n5
2.9576119511967E+35
2 √n
3524.472442792
3 √n
231.59512469814
4 √n
59.367267435785
5 √n
26.232377151411
1 , 2 , 7 , 14 , 347 , 694 , 2429 , 2557 , 4858 , 5114 , 17899 , 35798 , 887279 , 1774558 , 6210953 , 12421906
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
-12421905
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 12421906 can be divided by 16 positive divisors.
The sum of these divisors (counting 12421906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111011000101100010010
3
Ternary
212101002122121
4
Quaternary
233120230102
5
Quinary
11140000111
6
Senary
1122124454
8
Octal
57305422
10
Decimal
12421906
12
Duodecimal
41b072a
16
Hexadecimal
bd8b12
20
Vigesimal
3hcef6
36
Base36
7e8sy
md5
b795da30033bece21c0532d084c39acb
sha1
79fa9b2a66f511e83caa702d1077c13d7eff646b
sha256
cb3f1d6bcd9f6c246e4c955687d355ba30e4f45dacbde5bb8c0cd13f27c348ec
sha512
518c766fefee4d24bf35e844d9276084705fb6c6ce3401a982ba10f2bce168e2867012c9023aa3e4370b8ca08da82d285b326ca4aea9d16c49592b7467d955ae
ripemd-160
49371a1cc2629e3eefe26caf8003ea5e1d98b873
Diameter
24843812
Circumference
78049137.266366
Area
4.8475952325195E+14
Volume
8.0288496405873E+21
Surface area
1.9390380930078E+15
Circumference
78049137.266366
Perimeter
49687624
Area
154303748672836
Diagonal
17567227.935724
Surface area
925822492037016
Volume
1.9167466614616E+21
Space diagonal
21515372.318845
Perimeter
37265718
Area
66815483124923
Altitude
10757686.159422
Surface area
66815483124923
Volume
2.2589076035603E+20
Height
5855742.6452412