12931807 is an odd 8-digits composite number following 12931806
and preceding 12931808 . In scientific notation, it is written as 1.2931807 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 11084400 positive integers (up to 12931807) that are relatively prime to 12931807.
12931807 has 4 divisors, whose sum is 14779216
The reverse of 12931807 is 70813921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred thirty-one thousand eight hundred seven
Scientific notation
1.2931807 × 10^7
Engineering notation
1.2931807 × 10^6
Prime Factorization
7 × 1847401
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12931807
Product of the distinct prime numbers
The prime factorization of 12931807 is 7 × 1847401.
Since it has a total of 2 prime factors.
3 , 4 , 25 , 66 , 346 , 47 , 9334 , 3331 , 71703 , 21806 , 534705 , 172973 , 7854932 , 8388549 , 82844929 , 3215358 , 675684986 , 943598438 , 4036279482 , 460521260
n×2
25863614
n×3
38795421
n×4
51727228
n×5
64659035
n÷2
6465903.5
n÷3
4310602.3333333
n÷3
3232951.75
n÷5
2586361.4
n2
167231632285249
n3
2.1626071930078E+21
n4
2.7966418836789E+28
n5
3.6165633087852E+35
2 √n
3596.0821736996
3 √n
234.721607862
4 √n
59.967342559927
5 √n
26.444285840772
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
-12931806
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 12931807 can be divided by 4 positive divisors.
The sum of these divisors (counting 12931807) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010101001011011111
3
Ternary
220100000002211
4
Quaternary
301111023133
5
Quinary
11302304212
6
Senary
1141101251
8
Octal
61251337
10
Decimal
12931807
12
Duodecimal
43b7827
16
Hexadecimal
c552df
20
Vigesimal
40g9a7
36
Base36
7p68v
md5
7fe7ffebe5c7aa9904eda602e96a8e14
sha1
a0a136500cab97182e3b3bab1ac0d7e000055b53
sha256
55d3fa00daf14c4ffe6da42c35129d8e61a48823dcdaf4785193b4397dbbf7d0
sha512
032188620bc05e22333c3015de1c75e95be49c815a6fe982fd1abcb4229bf2ca26950efb0d00a52674f7c6c4331d5147e57a474807a7032993bf0ec3f628aa99
ripemd-160
800f482fe653ace70173c5569a6a8fe7062a212d
Diameter
25863614
Circumference
81252939.737682
Area
5.2537366743517E+14
Volume
9.0587078268717E+21
Surface area
2.1014946697407E+15
Circumference
81252939.737682
Perimeter
51727228
Area
167231632285249
Diagonal
18288336.845391
Surface area
1003389793711494
Volume
2.1626071930078E+21
Space diagonal
22398546.757675
Perimeter
38795421
Area
72413420937682
Altitude
11199273.378837
Surface area
72413420937682
Volume
2.5486570186977E+20
Height
6096112.2817971