12861005 is an odd 8-digits composite number following 12861004
and preceding 12861006 . In scientific notation, it is written as 1.2861005 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 16 positive divisors.
There are 9694080 positive integers (up to 12861005) that are relatively prime to 12861005.
12861005 has 16 divisors, whose sum is 16334400
The reverse of 12861005 is 50016821
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million eight hundred sixty-one thousand five
Scientific notation
1.2861005 × 10^7
Engineering notation
1.2861005 × 10^6
Prime Factorization
19 × 5 × 409 × 331
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12861005
Product of the distinct prime numbers
The prime factorization of 12861005 is 19 × 5 × 409 × 331.
Since it has a total of 4 prime factors.
5 , 3 , 57 , 21 , 252 , 597 , 6033 , 4273 , 2979 , 26173 , 870996 , 799193 , 5434905 , 806875 , 2740513 , 63965841 , 66722833 , 285928258 , 5053919327 , 8534013227
n×2
25722010
n×3
38583015
n×4
51444020
n×5
64305025
n÷2
6430502.5
n÷3
4287001.6666667
n÷3
3215251.25
n÷5
2572201
n2
165405449610025
n3
2.1272803144618E+21
n4
2.7358962760695E+28
n5
3.5186375686011E+35
2 √n
3586.2243376565
3 √n
234.29245460552
4 √n
59.885092783234
5 √n
26.415265577423
1 , 5 , 19 , 95 , 331 , 409 , 1655 , 2045 , 6289 , 7771 , 31445 , 38855 , 135379 , 676895 , 2572201 , 12861005
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
-12861004
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 12861005 can be divided by 16 positive divisors.
The sum of these divisors (counting 12861005) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001000011111001001101
3
Ternary
220012101222112
4
Quaternary
301003321031
5
Quinary
11243023010
6
Senary
1135353405
8
Octal
61037115
10
Decimal
12861005
12
Duodecimal
4382865
16
Hexadecimal
c43e4d
20
Vigesimal
407ca5
36
Base36
7nnm5
md5
46eec6741bc3202ba8ecbd476584b6d3
sha1
25a0b228915e8e5d4c7096084b274cff2ac4a310
sha256
f3bf81650fcdbc2839c1ece59d1fefc543817accc4eafbedade385a28272a986
sha512
b7f78f2d3c4b0ccab45802833d97dfa5e20d5e57f26508ca9a0b35bc603d280323a19b06d8ea32fcf02cf89f90d50f05317ae04167868e2e5ea86224c3fccd45
ripemd-160
35a8162ea805e4af3d3cb3168e0ab6830ad58a15
Diameter
25722010
Circumference
80808077.651563
Area
5.1963654535857E+14
Volume
8.9107309440524E+21
Surface area
2.0785461814343E+15
Circumference
80808077.651563
Perimeter
51444020
Area
165405449610025
Diagonal
18188207.696748
Surface area
992432697660150
Volume
2.1272803144618E+21
Space diagonal
22275914.096397
Perimeter
38583015
Area
71622660643334
Altitude
11137957.048199
Surface area
71622660643334
Volume
2.5070238930676E+20
Height
6062735.8989161