12621838 is an even 8-digits composite number following 12621837
and preceding 12621839 . In scientific notation, it is written as 1.2621838 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 6310918 positive integers (up to 12621838) that are relatively prime to 12621838.
12621838 has 4 divisors, whose sum is 18932760
The reverse of 12621838 is 83812621
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million six hundred twenty-one thousand eight hundred thirty-eight
Scientific notation
1.2621838 × 10^7
Engineering notation
1.2621838 × 10^6
Prime Factorization
2 × 6310919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12621838
Product of the distinct prime numbers
The prime factorization of 12621838 is 2 × 6310919.
Since it has a total of 2 prime factors.
8 , 5 , 52 , 33 , 436 , 533 , 9801 , 2968 , 62230 , 85405 , 840887 , 257175 , 1320104 , 6954794 , 78233512 , 68143620 , 449116039 , 929043815 , 7784793421 , 4099010006
n×2
25243676
n×3
37865514
n×4
50487352
n×5
63109190
n÷2
6310919
n÷3
4207279.3333333
n÷3
3155459.5
n÷5
2524367.6
n2
159310794498244
n3
2.0107950398081E+21
n4
2.5379929243662E+28
n5
3.2034135536496E+35
2 √n
3552.7226179368
3 √n
232.83103421053
4 √n
59.604719762254
5 √n
26.316281320555
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12621837
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12621838 can be divided by 4 positive divisors.
The sum of these divisors (counting 12621838) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000001001100000001110
3
Ternary
212202020220111
4
Quaternary
300021200032
5
Quinary
11212344323
6
Senary
1130310234
8
Octal
60114016
10
Decimal
12621838
12
Duodecimal
428837a
16
Hexadecimal
c0980e
20
Vigesimal
3ihebi
36
Base36
7ij2m
md5
fae1d36e6f34beb1d4a1256efe70d09d
sha1
d37938d420f2b158d455c146bdc5836ab863be4e
sha256
6d1c297dfb2d75ff38b6bb172d929185ad5dc1e82724903946d58ffa023a337d
sha512
e60017bacb08ab462c508084ac69e8d0560b13616804210b67a5de172af253e5ca912faaf75d5f4b609b92e663872f0ab932d26ce33a1a7d1128d7efb5ac17c4
ripemd-160
0ba1aa68130936cc27e5421d65ba5a8289be58b7
Diameter
25243676
Circumference
79305347.071201
Area
5.0048962163324E+14
Volume
8.4227985665813E+21
Surface area
2.0019584865329E+15
Circumference
79305347.071201
Perimeter
50487352
Area
159310794498244
Diagonal
17849974.481676
Surface area
955864766989464
Volume
2.0107950398081E+21
Space diagonal
21861664.700904
Perimeter
37865514
Area
68983597566281
Altitude
10930832.350452
Surface area
68983597566281
Volume
2.3697446803743E+20
Height
5949991.493892