12979888 is an even 8-digits composite number following 12979887
and preceding 12979889 . In scientific notation, it is written as 1.2979888 × 10^7.
The sum of its digits is 52. It has a total of 6 prime factors and 20 positive divisors.
There are 6148224 positive integers (up to 12979888) that are relatively prime to 12979888.
12979888 has 20 divisors, whose sum is 26472760
The reverse of 12979888 is 88897921
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
twelve million nine hundred seventy-nine thousand eight hundred eighty-eight
Scientific notation
1.2979888 × 10^7
Engineering notation
1.2979888 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 19 × 42697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1622486
Product of the distinct prime numbers
The prime factorization of 12979888 is 2 × 2 × 2 × 2 × 19 × 42697.
Since it has a total of 6 prime factors.
4 , 3 , 6 , 82 , 425 , 833 , 4718 , 1961 , 65375 , 52194 , 927160 , 859022 , 8647293 , 7913529 , 27812404 , 46093937 , 753446395 , 3943835 , 3301814278 , 5881969392
n×2
25959776
n×3
38939664
n×4
51919552
n×5
64899440
n÷2
6489944
n÷3
4326629.3333333
n÷3
3244972
n÷5
2595977.6
n2
168477492492544
n3
2.1868189830741E+21
n4
2.8384665476575E+28
n5
3.6842977880341E+35
2 √n
3602.7611633301
3 √n
235.01214966609
4 √n
60.023005284059
5 √n
26.463920853371
1 , 2 , 4 , 8 , 16 , 19 , 38 , 76 , 152 , 304 , 42697 , 85394 , 170788 , 341576 , 683152 , 811243 , 1622486 , 3244972 , 6489944 , 12979888
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12979887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12979888 can be divided by 20 positive divisors.
The sum of these divisors (counting 12979888) is 1, the average is 0.05.
Base
System
Value
2
Binary
110001100000111010110000
3
Ternary
220102110001121
4
Quaternary
301200322300
5
Quinary
11310324023
6
Senary
1142112024
8
Octal
61407260
10
Decimal
12979888
12
Duodecimal
441b614
16
Hexadecimal
c60eb0
20
Vigesimal
4129e8
36
Base36
7q7cg
md5
afb4af6a903708bae84b9ccb2d273a87
sha1
a701524031cd33fa49fdb50fc34959ce97f955d8
sha256
47fef2250f98b2277dac1c0532f2c97d53b0f2d5817271a50c611cd983653f02
sha512
8530b7f844d81b9f36fd5686e080d18f74c287fef3f10eade45f2ecbeafefb99ebe0cbe92b3b57d5dbff4653ac2f9c1644883e48e83cf9e30789bae8a7f432fd
ripemd-160
42112f8f430a6513a9852f0cdd3b176f47cae60e
Diameter
25959776
Circumference
81555041.570437
Area
5.2928765270981E+14
Volume
9.1601259359416E+21
Surface area
2.1171506108392E+15
Circumference
81555041.570437
Perimeter
51919552
Area
168477492492544
Diagonal
18356333.647684
Surface area
1010864954955264
Volume
2.1868189830741E+21
Space diagonal
22481825.492554
Perimeter
38939664
Area
72952894232223
Altitude
11240912.746277
Surface area
72952894232223
Volume
2.5771908869319E+20
Height
6118777.8825613