12838021 is an odd 8-digits composite number following 12838020
and preceding 12838022 . In scientific notation, it is written as 1.2838021 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 10985568 positive integers (up to 12838021) that are relatively prime to 12838021.
12838021 has 8 divisors, whose sum is 14696640
The reverse of 12838021 is 12083821
Previous prime number is 809
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million eight hundred thirty-eight thousand twenty-one
Scientific notation
1.2838021 × 10^7
Engineering notation
1.2838021 × 10^6
Prime Factorization
7 × 809 × 2267
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12838021
Product of the distinct prime numbers
The prime factorization of 12838021 is 7 × 809 × 2267.
Since it has a total of 3 prime factors.
10 , 10 , 4 , 30 , 723 , 168 , 2931 , 9275 , 35887 , 71940 , 993505 , 910584 , 6401495 , 6024923 , 56463286 , 89235368 , 227025631 , 536590213 , 409350808 , 5147147607
n×2
25676042
n×3
38514063
n×4
51352084
n×5
64190105
n÷2
6419010.5
n÷3
4279340.3333333
n÷3
3209505.25
n÷5
2567604.2
n2
164814783196441
n3
2.1158956477864E+21
n4
2.716391276009E+28
n5
3.487308824562E+35
2 √n
3583.0184202708
3 √n
234.15280277141
4 √n
59.858319557692
5 √n
26.405817436604
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
-12838020
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 12838021 can be divided by 8 positive divisors.
The sum of these divisors (counting 12838021) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111110010010000101
3
Ternary
220011020110021
4
Quaternary
300332102011
5
Quinary
11241304041
6
Senary
1135055141
8
Octal
60762205
10
Decimal
12838021
12
Duodecimal
43714b1
16
Hexadecimal
c3e485
20
Vigesimal
404f11
36
Base36
7n5vp
md5
f3b42115bf3a8bb427bf953030fed582
sha1
d83c133ce0a04c90e68d28ca3512e19dff5343b5
sha256
e59f62762511df83153ac714e2ac2456c48c76946b8bc962ff9e046e0ffbf387
sha512
4c4af4632d95828f35b8c5bb6d77d7124b29b170ae024a2188be532f9bb83617bd817b27729e286090fa2e8efc59a90af829a99063bd2980c7dde7c3f55da635
ripemd-160
c8804d67c84b01d44c1411c05e8dcf8cd312a467
Diameter
25676042
Circumference
80663664.920463
Area
5.1778091209293E+14
Volume
8.8630429637976E+21
Surface area
2.0711236483717E+15
Circumference
80663664.920463
Perimeter
51352084
Area
164814783196441
Diagonal
18155703.412231
Surface area
988888699178646
Volume
2.1158956477864E+21
Space diagonal
22236104.640636
Perimeter
38514063
Area
71366894583671
Altitude
11118052.320318
Surface area
71366894583671
Volume
2.4936069347214E+20
Height
6051901.1374102