12938907 is an odd 8-digits composite number following 12938906
and preceding 12938908 . In scientific notation, it is written as 1.2938907 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 8625936 positive integers (up to 12938907) that are relatively prime to 12938907.
12938907 has 4 divisors, whose sum is 17251880
The reverse of 12938907 is 70983921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million nine hundred thirty-eight thousand nine hundred seven
Scientific notation
1.2938907 × 10^7
Engineering notation
1.2938907 × 10^6
Prime Factorization
3 × 4312969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12938907
Product of the distinct prime numbers
The prime factorization of 12938907 is 3 × 4312969.
Since it has a total of 2 prime factors.
1 , 7 , 96 , 23 , 971 , 931 , 7614 , 3828 , 23703 , 94065 , 149579 , 447537 , 7476797 , 3388137 , 48883363 , 25355109 , 212044531 , 325698293 , 236313389 , 5126470714
n×2
25877814
n×3
38816721
n×4
51755628
n×5
64694535
n÷2
6469453.5
n÷3
4312969
n÷3
3234726.75
n÷5
2587781.4
n2
167415314354649
n3
2.1661711828106E+21
n4
2.8027887480466E+28
n5
3.6265022951621E+35
2 √n
3597.0692236875
3 √n
234.76455670682
4 √n
59.975571891292
5 √n
26.447188964978
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
-12938906
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 12938907 can be divided by 4 positive divisors.
The sum of these divisors (counting 12938907) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010110111010011011
3
Ternary
220100100211210
4
Quaternary
301112322123
5
Quinary
11303021112
6
Senary
1141154203
8
Octal
61267233
10
Decimal
12938907
12
Duodecimal
43bb963
16
Hexadecimal
c56e9b
20
Vigesimal
40h757
36
Base36
7pbq3
md5
c4973cad6cb4b619a0b122a7cde93e59
sha1
26f335e27c52fe21d8518d09126b9909c7a0e94d
sha256
39cdced1d1d680640ff68f50fb0113406f274a34af1d578e6f6793f2fe4aaf51
sha512
60e0ccdcbd0c98401c53df267666d444bb771446a017233303728bee38831ed67e3f104112188034968953d9f8c66b2635a4b4d50942b6f8ad35d6c54c26be16
ripemd-160
2b1d618734f67445a51483963b9d1c6c3edd78ca
Diameter
25877814
Circumference
81297550.353363
Area
5.2595072167499E+14
Volume
9.0736366324475E+21
Surface area
2.1038028867E+15
Circumference
81297550.353363
Perimeter
51755628
Area
167415314354649
Diagonal
18298377.761684
Surface area
1004491886127894
Volume
2.1661711828106E+21
Space diagonal
22410844.318409
Perimeter
38816721
Area
72492957606842
Altitude
11205422.159204
Surface area
72492957606842
Volume
2.5528572209604E+20
Height
6099459.2538947