12711921 is an odd 8-digits composite number following 12711920
and preceding 12711922 . In scientific notation, it is written as 1.2711921 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 8353224 positive integers (up to 12711921) that are relatively prime to 12711921.
12711921 has 12 divisors, whose sum is 17194032
The reverse of 12711921 is 12911721
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million seven hundred eleven thousand nine hundred twenty-one
Scientific notation
1.2711921 × 10^7
Engineering notation
1.2711921 × 10^6
Prime Factorization
3 × 107 × 199 × 199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
63879
Product of the distinct prime numbers
The prime factorization of 12711921 is 3 × 107 × 199 × 199.
Since it has a total of 4 prime factors.
7 , 1 , 38 , 8 , 846 , 358 , 3536 , 584 , 46445 , 10828 , 340819 , 253215 , 1513416 , 5389358 , 19132270 , 52189129 , 703990483 , 320595569 , 1979747299 , 4850072049
n×2
25423842
n×3
38135763
n×4
50847684
n×5
63559605
n÷2
6355960.5
n÷3
4237307
n÷3
3177980.25
n÷5
2542384.2
n2
161592935510241
n3
2.0541566303643E+21
n4
2.6112276806817E+28
n5
3.3193719989839E+35
2 √n
3565.3781005666
3 √n
233.38363246701
4 √n
59.710787137389
5 √n
26.353738790797
1 , 3 , 107 , 199 , 321 , 597 , 21293 , 39601 , 63879 , 118803 , 4237307 , 12711921
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12711920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12711921 can be divided by 12 positive divisors.
The sum of these divisors (counting 12711921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000011111011111110001
3
Ternary
212220211110220
4
Quaternary
300133133301
5
Quinary
11223240141
6
Senary
1132243253
8
Octal
60373761
10
Decimal
12711921
12
Duodecimal
4310529
16
Hexadecimal
c1f7f1
20
Vigesimal
3j8jg1
36
Base36
7kgkx
md5
71b6ef7d762cfa1c2c6ee21f2c400e59
sha1
bf9ed6369c3135878c5c58ee53ed29ebe1bf8a1c
sha256
e46adf03828aa3740609d86a276e68a1f0d7fa7b90f1e91f52606ed76874940e
sha512
6c94fc96cf9d570812e23b9e69464c80d1833a9a9a2276fafd46ab373201dbc6a53300d9c4db0dac6dd53108f6bb6191b17df8774f96720e7f5b9e6ca14285f3
ripemd-160
c5a7c9334ea5f007304b2a23e34a9fd17eae3b9c
Diameter
25423842
Circumference
79871355.253228
Area
5.0765917907098E+14
Volume
8.6044311723669E+21
Surface area
2.0306367162839E+15
Circumference
79871355.253228
Perimeter
50847684
Area
161592935510241
Diagonal
17977371.082015
Surface area
969557613061446
Volume
2.0541566303643E+21
Space diagonal
22017693.033802
Perimeter
38135763
Area
69971793611985
Altitude
11008846.516901
Surface area
69971793611985
Volume
2.4208468049165E+20
Height
5992457.0273385