12881012 is an even 8-digits composite number following 12881011
and preceding 12881013 . In scientific notation, it is written as 1.2881012 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 5835456 positive integers (up to 12881012) that are relatively prime to 12881012.
12881012 has 12 divisors, whose sum is 22596420
The reverse of 12881012 is 21018821
Previous prime number is 437
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million eight hundred eighty-one thousand twelve
Scientific notation
1.2881012 × 10^7
Engineering notation
1.2881012 × 10^6
Prime Factorization
2 × 2 × 437 × 7369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6440506
Product of the distinct prime numbers
The prime factorization of 12881012 is 2 × 2 × 437 × 7369.
Since it has a total of 4 prime factors.
7 , 9 , 39 , 17 , 737 , 936 , 4087 , 6305 , 98137 , 70113 , 728022 , 982703 , 3871735 , 9926150 , 17717166 , 31878368 , 524173369 , 798140012 , 7588297672 , 2176766939
n×2
25762024
n×3
38643036
n×4
51524048
n×5
64405060
n÷2
6440506
n÷3
4293670.6666667
n÷3
3220253
n÷5
2576202.4
n2
165920470144144
n3
2.1372235669724E+21
n4
2.7529602412854E+28
n5
3.546091390352E+35
2 √n
3589.0126776037
3 √n
234.41388266311
4 √n
59.90836901138
5 √n
26.42347895842
1 , 2 , 4 , 437 , 874 , 1748 , 7369 , 14738 , 29476 , 3220253 , 6440506 , 12881012
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
-12881011
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 12881012 can be divided by 12 positive divisors.
The sum of these divisors (counting 12881012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001001000110001110100
3
Ternary
220020102102112
4
Quaternary
301020301310
5
Quinary
11244143022
6
Senary
1140030152
8
Octal
61106164
10
Decimal
12881012
12
Duodecimal
4392358
16
Hexadecimal
c48c74
20
Vigesimal
40a2ac
36
Base36
7o31w
md5
6625965ec14cfa56b17d107381264097
sha1
2c692c71449ea0e56a56ea294f94097cf14e802b
sha256
d6e87a52815b908b29cea866a32ac17cd9d63ac6a22021a9b3dd38472939d2e1
sha512
85230372f89eedc3dfb638a25855899b0729fa6c281781f6902498ffead424d3501c725d7c4a5257464c7026980fcdac45bcba430cb597edeae861a375c9305c
ripemd-160
13c33e4272ca33cb50dc027479dcea6cbe7fb8dc
Diameter
25762024
Circumference
80933785.340004
Area
5.2125453008501E+14
Volume
8.9523811427725E+21
Surface area
2.08501812034E+15
Circumference
80933785.340004
Perimeter
51524048
Area
165920470144144
Diagonal
18216501.867491
Surface area
995522820864864
Volume
2.1372235669724E+21
Space diagonal
22310567.236904
Perimeter
38643036
Area
71845671076343
Altitude
11155283.618452
Surface area
71845671076343
Volume
2.5187421285298E+20
Height
6072167.2891635