12698921 is an odd 8-digits composite number following 12698920
and preceding 12698922 . In scientific notation, it is written as 1.2698921 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 12146772 positive integers (up to 12698921) that are relatively prime to 12698921.
12698921 has 4 divisors, whose sum is 13251072
The reverse of 12698921 is 12989621
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million six hundred ninety-eight thousand nine hundred twenty-one
Scientific notation
1.2698921 × 10^7
Engineering notation
1.2698921 × 10^6
Prime Factorization
23 × 552127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12698921
Product of the distinct prime numbers
The prime factorization of 12698921 is 23 × 552127.
Since it has a total of 2 prime factors.
8 , 3 , 33 , 28 , 943 , 948 , 8386 , 6261 , 51468 , 34820 , 961850 , 906346 , 5919038 , 6879382 , 7401514 , 52448743 , 220803512 , 575421613 , 1898363565 , 5635466349
n×2
25397842
n×3
38096763
n×4
50795684
n×5
63494605
n÷2
6349460.5
n÷3
4232973.6666667
n÷3
3174730.25
n÷5
2539784.2
n2
161262594564241
n3
2.0478609486263E+21
n4
2.6005624405591E+28
n5
3.3024336988227E+35
2 √n
3563.5545456749
3 √n
233.30404779847
4 √n
59.695515289466
5 √n
26.34834639046
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
-12698920
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 12698921 can be divided by 4 positive divisors.
The sum of these divisors (counting 12698921) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000011100010100101001
3
Ternary
212220011122102
4
Quaternary
300130110221
5
Quinary
11222331141
6
Senary
1132103145
8
Octal
60342451
10
Decimal
12698921
12
Duodecimal
4304ab5
16
Hexadecimal
c1c529
20
Vigesimal
3j7761
36
Base36
7k6jt
md5
7d74a68cf8f20b20faafb4ca542d2f1f
sha1
eed23e8b0766a351e9412adc51912a3291deaeb5
sha256
803284280459c3c379307b15bd97a013dea78edc5dd6323227ff03edec0422eb
sha512
4836dd87f6553921d2299ca8efb712df1669cb774f7d9b6d604721af94128e2274641bc4a4195376aa64ede275b5cb227147b1fe8326cf503e477b64e2245759
ripemd-160
532ae5090ac0bf054acb4c97091f01db1de5fc80
Diameter
25397842
Circumference
79789673.844234
Area
5.0662138238185E+14
Volume
8.5780598823705E+21
Surface area
2.0264855295274E+15
Circumference
79789673.844234
Perimeter
50795684
Area
161262594564241
Diagonal
17958986.305705
Surface area
967575567385446
Volume
2.0478609486263E+21
Space diagonal
21995176.373303
Perimeter
38096763
Area
69828751786412
Altitude
10997588.186652
Surface area
69828751786412
Volume
2.4134272728347E+20
Height
5986328.7685682