12721873 is an odd 8-digits composite number following 12721872
and preceding 12721874 . In scientific notation, it is written as 1.2721873 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12311460 positive integers (up to 12721873) that are relatively prime to 12721873.
12721873 has 4 divisors, whose sum is 13132288
The reverse of 12721873 is 37812721
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million seven hundred twenty-one thousand eight hundred seventy-three
Scientific notation
1.2721873 × 10^7
Engineering notation
1.2721873 × 10^6
Prime Factorization
31 × 410383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12721873
Product of the distinct prime numbers
The prime factorization of 12721873 is 31 × 410383.
Since it has a total of 2 prime factors.
4 , 10 , 4 , 51 , 542 , 237 , 5692 , 2579 , 50730 , 86766 , 47992 , 173782 , 653680 , 4866084 , 89173108 , 50047231 , 151087766 , 461135738 , 8033382150 , 952922382
n×2
25443746
n×3
38165619
n×4
50887492
n×5
63609365
n÷2
6360936.5
n÷3
4240624.3333333
n÷3
3180468.25
n÷5
2544374.6
n2
161846052628129
n3
2.0589849270864E+21
n4
2.6194144751307E+28
n5
3.3323858286975E+35
2 √n
3566.7734719211
3 √n
233.44452093156
4 √n
59.7224704104
5 √n
26.357863900056
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
-12721872
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 12721873 can be divided by 4 positive divisors.
The sum of these divisors (counting 12721873) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000100001111011010001
3
Ternary
212221100010111
4
Quaternary
300201323101
5
Quinary
11224044443
6
Senary
1132401321
8
Octal
60417321
10
Decimal
12721873
12
Duodecimal
4316241
16
Hexadecimal
c21ed1
20
Vigesimal
3ja4dd
36
Base36
7ko9d
md5
5d42e90dc9c914339a6c5a2261fd4eae
sha1
1947e0780293e7c3475147e637a40e7b366f2392
sha256
9e2923639f1d7d4ffdc9074cbc4936ea43a38bcaf0f6bf3b681a67b7192d7c70
sha512
118cb98e94da6e7d8e9a66a2ac5ddd410b10d1ed31401a2784f8696ae482e97728faab4077f1c3b782e59ee1e3f13b866d04dba162083d544a14e4b5d282f54a
ripemd-160
59a1ab26530371cb98229bd764e7ee76ea30a090
Diameter
25443746
Circumference
79933885.513405
Area
5.0845436994904E+14
Volume
8.6246558943822E+21
Surface area
2.0338174797961E+15
Circumference
79933885.513405
Perimeter
50887492
Area
161846052628129
Diagonal
17991445.335388
Surface area
971076315768774
Volume
2.0589849270864E+21
Space diagonal
22034930.403439
Perimeter
38165619
Area
70081396539096
Altitude
11017465.201719
Surface area
70081396539096
Volume
2.4265370071728E+20
Height
5997148.4451294