12821893 is an odd 8-digits composite number following 12821892
and preceding 12821894 . In scientific notation, it is written as 1.2821893 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 10343616 positive integers (up to 12821893) that are relatively prime to 12821893.
12821893 has 8 divisors, whose sum is 15515712
The reverse of 12821893 is 39812821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million eight hundred twenty-one thousand eight hundred ninety-three
Scientific notation
1.2821893 × 10^7
Engineering notation
1.2821893 × 10^6
Prime Factorization
7 × 17 × 107747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12821893
Product of the distinct prime numbers
The prime factorization of 12821893 is 7 × 17 × 107747.
Since it has a total of 3 prime factors.
3 , 2 , 21 , 73 , 58 , 364 , 9169 , 8000 , 54579 , 96647 , 453122 , 947529 , 4031775 , 232118 , 18476286 , 710146 , 610471780 , 344703077 , 4650354513 , 2328182083
n×2
25643786
n×3
38465679
n×4
51287572
n×5
64109465
n÷2
6410946.5
n÷3
4273964.3333333
n÷3
3205473.25
n÷5
2564378.6
n2
164400940103449
n3
2.1079312631058E+21
n4
2.7027669106898E+28
n5
3.4654588132805E+35
2 √n
3580.767096587
3 √n
234.05470876078
4 √n
59.83951116601
5 √n
26.399179541412
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12821892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12821893 can be divided by 8 positive divisors.
The sum of these divisors (counting 12821893) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111010010110000101
3
Ternary
220010102022221
4
Quaternary
300322112011
5
Quinary
11240300033
6
Senary
1134452341
8
Octal
60722605
10
Decimal
12821893
12
Duodecimal
43640b1
16
Hexadecimal
c3a585
20
Vigesimal
402eed
36
Base36
7mtfp
md5
b4831631209c6978f58901aede65cc2e
sha1
7d64a6ed277c94b9fb2b1b91f99a8f0e426aa7ea
sha256
f5a92a91060580c7dab6504ac0736851db53f132bfc354302ef77de856fe25cd
sha512
20dc5db72f9c01ba86c79428c5dab2a11c6f4339353c430d2c9556f506cdfe3850af625b9e33e8d78b886b708b26ad8f06d04adc3696d57219e2a80e8e95cf9a
ripemd-160
a8f1c1fdcf1c68dd121aa7eaa831305751fad2f4
Diameter
25643786
Circumference
80562329.707829
Area
5.1648078567225E+14
Volume
8.8296818272607E+21
Surface area
2.065923142689E+15
Circumference
80562329.707829
Perimeter
51287572
Area
164400940103449
Diagonal
18132894.975897
Surface area
986405640620694
Volume
2.1079312631058E+21
Space diagonal
22208170.125212
Perimeter
38465679
Area
71187695267815
Altitude
11104085.062606
Surface area
71187695267815
Volume
2.4842208173621E+20
Height
6044298.3252989