12478939 is an odd 8-digits composite number following 12478938
and preceding 12478940 . In scientific notation, it is written as 1.2478939 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 11344480 positive integers (up to 12478939) that are relatively prime to 12478939.
12478939 has 4 divisors, whose sum is 13613400
The reverse of 12478939 is 93987421
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twelve million four hundred seventy-eight thousand nine hundred thirty-nine
Scientific notation
1.2478939 × 10^7
Engineering notation
1.2478939 × 10^6
Prime Factorization
11 × 1134449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12478939
Product of the distinct prime numbers
The prime factorization of 12478939 is 11 × 1134449.
Since it has a total of 2 prime factors.
1 , 1 , 31 , 23 , 401 , 597 , 4012 , 1488 , 81321 , 19510 , 720299 , 379683 , 4088470 , 9787822 , 4649874 , 96585946 , 565003359 , 37981535 , 8394617959 , 6537699092
n×2
24957878
n×3
37436817
n×4
49915756
n×5
62394695
n÷2
6239469.5
n÷3
4159646.3333333
n÷3
3119734.75
n÷5
2495787.8
n2
155723918565721
n3
1.9432692806226E+21
n4
2.4249938813463E+28
n5
3.0261350720694E+35
2 √n
3532.5541750977
3 √n
231.94902640526
4 √n
59.43529401877
5 √n
26.256421304673
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
-12478938
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 12478939 can be divided by 4 positive divisors.
The sum of these divisors (counting 12478939) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111100110100111011011
3
Ternary
212110222212221
4
Quaternary
233212213123
5
Quinary
11143311224
6
Senary
1123244511
8
Octal
57464733
10
Decimal
12478939
12
Duodecimal
4219737
16
Hexadecimal
be69db
20
Vigesimal
3hjh6j
36
Base36
7fgt7
md5
49263b784c22463466be928a1bbc5826
sha1
bf11ced71946cee39b2ee2df6997f4fc34cb4d25
sha256
47f7d324e7e774819be05233b9b81d680c0d9d6bab0cb4753d464a94172372a7
sha512
609771eaba7b83da3989b0d9b69d7305f1f1a5f09546732ab237755c4c00c679c435bf424c69d0de6c096b71775e8b5e31dc35efd099f66b8f670d6ef182103e
ripemd-160
ef836a3b9fedbd6efb8f030703a26baecb21319e
Diameter
24957878
Circumference
78407486.17399
Area
4.8922111855428E+14
Volume
8.1399473279342E+21
Surface area
1.9568844742171E+15
Circumference
78407486.17399
Perimeter
49915756
Area
155723918565721
Diagonal
17647884.777827
Surface area
934343511394326
Volume
1.9432692806226E+21
Space diagonal
21614156.372553
Perimeter
37436817
Area
67430434727387
Altitude
10807078.186276
Surface area
67430434727387
Volume
2.2901648099996E+20
Height
5882628.2592755