12798921 is an odd 8-digits composite number following 12798920
and preceding 12798922 . In scientific notation, it is written as 1.2798921 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 8532612 positive integers (up to 12798921) that are relatively prime to 12798921.
12798921 has 4 divisors, whose sum is 17065232
The reverse of 12798921 is 12989721
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million seven hundred ninety-eight thousand nine hundred twenty-one
Scientific notation
1.2798921 × 10^7
Engineering notation
1.2798921 × 10^6
Prime Factorization
3 × 4266307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12798921
Product of the distinct prime numbers
The prime factorization of 12798921 is 3 × 4266307.
Since it has a total of 2 prime factors.
8 , 1 , 68 , 57 , 404 , 341 , 8671 , 9768 , 42485 , 92602 , 272392 , 583964 , 4956417 , 3224262 , 81112034 , 92240477 , 349120701 , 941675201 , 3073754180 , 1552908548
n×2
25597842
n×3
38396763
n×4
51195684
n×5
63994605
n÷2
6399460.5
n÷3
4266307
n÷3
3199730.25
n÷5
2559784.2
n2
163812378764241
n3
2.0966216946256E+21
n4
2.6834495436399E+28
n5
3.4345258716533E+35
2 √n
3577.5579659874
3 √n
233.91484592412
4 √n
59.812690676707
5 √n
26.389713278881
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
-12798920
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 12798921 can be divided by 4 positive divisors.
The sum of these divisors (counting 12798921) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110100101111001001
3
Ternary
220002020211010
4
Quaternary
300310233021
5
Quinary
11234031141
6
Senary
1134154133
8
Octal
60645711
10
Decimal
12798921
12
Duodecimal
4352949
16
Hexadecimal
c34bc9
20
Vigesimal
3jjh61
36
Base36
7mbpl
md5
595b074a3d2d3260570ea6b41fcc3b36
sha1
50d53ebec8138b5950d3c8254066f169acbfd753
sha256
9cf1492300921da9d845d523bc1db1cb48686367d41f984e433e3772a6a2defc
sha512
4c7fe66ea40e2f3229bfdd5aae858ae5eedeee5079476857f6db564faacda692af320111d7336c141939cbf559baa75002ecec1b05f096978c048139a012df6c
ripemd-160
eaa480f308571752b63aa0f52d556a63220a92bf
Diameter
25597842
Circumference
80417992.374952
Area
5.1463176569281E+14
Volume
8.7823084175903E+21
Surface area
2.0585270627712E+15
Circumference
80417992.374952
Perimeter
51195684
Area
163812378764241
Diagonal
18100407.661942
Surface area
982874272585446
Volume
2.0966216946256E+21
Space diagonal
22168381.45406
Perimeter
38396763
Area
70932840732096
Altitude
11084190.72703
Surface area
70932840732096
Volume
2.4708923630877E+20
Height
6033469.2206473