12879191 is an odd 8-digits composite number following 12879190
and preceding 12879192 . In scientific notation, it is written as 1.2879191 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 11888472 positive integers (up to 12879191) that are relatively prime to 12879191.
12879191 has 4 divisors, whose sum is 13869912
The reverse of 12879191 is 19197821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million eight hundred seventy-nine thousand one hundred ninety-one
Scientific notation
1.2879191 × 10^7
Engineering notation
1.2879191 × 10^6
Prime Factorization
13 × 990707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12879191
Product of the distinct prime numbers
The prime factorization of 12879191 is 13 × 990707.
Since it has a total of 2 prime factors.
2 , 1 , 11 , 98 , 362 , 325 , 5202 , 8134 , 18308 , 39914 , 485156 , 87103 , 4509447 , 6552845 , 11946693 , 21981341 , 16961004 , 118350806 , 883375339 , 7584367750
n×2
25758382
n×3
38637573
n×4
51516764
n×5
64395955
n÷2
6439595.5
n÷3
4293063.6666667
n÷3
3219797.75
n÷5
2575838.2
n2
165873560814481
n3
2.1363172715798E+21
n4
2.7514038177275E+28
n5
3.5435855286642E+35
2 √n
3588.7589776969
3 √n
234.40283571024
4 √n
59.906251574413
5 √n
26.422731814075
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
-12879190
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 12879191 can be divided by 4 positive divisors.
The sum of these divisors (counting 12879191) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001000010101010111
3
Ternary
220020022221002
4
Quaternary
301020111113
5
Quinary
11244113231
6
Senary
1140013515
8
Octal
61102527
10
Decimal
12879191
12
Duodecimal
439129b
16
Hexadecimal
c48557
20
Vigesimal
409hjb
36
Base36
7o1nb
md5
fd5a0221c36ddc532ed7b1d6c1164b0e
sha1
f3939245ddba719f1ae26e6baafecf20376ad588
sha256
f684751d5d16295a1a1a40bbc78fae2a187556ecb8b11e36156ef0be2840ba84
sha512
1e3822a417fbc24d55a3dbd9e156843525727ea12fae59ac1447be6d6b2811903837ec8d0b75f0412eec8f4914ec0ce603c08cdbc603cb3847477cc892093cc2
ripemd-160
d70cdc039173ec5a71c31bddf8efa400b59bab50
Diameter
25758382
Circumference
80922343.65956
Area
5.2110716007955E+14
Volume
8.9485848615095E+21
Surface area
2.0844286403182E+15
Circumference
80922343.65956
Perimeter
51516764
Area
165873560814481
Diagonal
18213926.584594
Surface area
995241364886886
Volume
2.1363172715798E+21
Space diagonal
22307413.172384
Perimeter
38637573
Area
71825358740762
Altitude
11153706.586192
Surface area
71825358740762
Volume
2.5176740491667E+20
Height
6071308.8615312