12940891 is an odd 8-digits composite number following 12940890
and preceding 12940892 . In scientific notation, it is written as 1.2940891 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 12899752 positive integers (up to 12940891) that are relatively prime to 12940891.
12940891 has 4 divisors, whose sum is 12982032
The reverse of 12940891 is 19804921
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred forty thousand eight hundred ninety-one
Scientific notation
1.2940891 × 10^7
Engineering notation
1.2940891 × 10^6
Prime Factorization
317 × 40823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12940891
Product of the distinct prime numbers
The prime factorization of 12940891 is 317 × 40823.
Since it has a total of 2 prime factors.
10 , 8 , 22 , 48 , 123 , 861 , 4015 , 2909 , 56619 , 23935 , 528183 , 515162 , 5300263 , 9712075 , 20638475 , 78839764 , 144481409 , 963578453 , 2952341764 , 8824373606
n×2
25881782
n×3
38822673
n×4
51763564
n×5
64704455
n÷2
6470445.5
n÷3
4313630.3333333
n÷3
3235222.75
n÷5
2588178.2
n2
167466659873881
n3
2.167167791562E+21
n4
2.8045082169314E+28
n5
3.6292835143914E+35
2 √n
3597.3449931859
3 √n
234.77655537811
4 √n
59.977870862393
5 √n
26.447999976371
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
-12940890
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 12940891 can be divided by 4 positive divisors.
The sum of these divisors (counting 12940891) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010111011001011011
3
Ternary
220100110120021
4
Quaternary
301113121123
5
Quinary
11303102031
6
Senary
1141211311
8
Octal
61273133
10
Decimal
12940891
12
Duodecimal
4400b37
16
Hexadecimal
c5765b
20
Vigesimal
40hc4b
36
Base36
7pd97
md5
78a505ceeff8bd0e1b90e8913255e40f
sha1
f857a569ae391ff90bd1b0838633a9fb89c554af
sha256
5f5fcf6c5a0d08cbe860342ac24711e8e3600d8ccd9e4b1e49137e81f7c13e52
sha512
d92600d20890f3b089afde09b3584d1f43ef4c4ceb24ce0a2c236437469b5a0cb627fb04766d9cb5099ab116eb2e2a6150c779ec9f3d14162545dc73ac45c6a0
ripemd-160
49664156f6bdc66dcc8c145d5ab8d85162ffa7f2
Diameter
25881782
Circumference
81310016.193013
Area
5.2611202838101E+14
Volume
9.0778112174233E+21
Surface area
2.104448113524E+15
Circumference
81310016.193013
Perimeter
51763564
Area
167466659873881
Diagonal
18301183.561392
Surface area
1004799959243286
Volume
2.167167791562E+21
Space diagonal
22414280.707211
Perimeter
38822673
Area
72515190868855
Altitude
11207140.353605
Surface area
72515190868855
Volume
2.5540317356376E+20
Height
6100394.520464