12541681 is an odd 8-digits composite number following 12541680
and preceding 12541682 . In scientific notation, it is written as 1.2541681 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 12192432 positive integers (up to 12541681) that are relatively prime to 12541681.
12541681 has 8 divisors, whose sum is 12893760
The reverse of 12541681 is 18614521
Previous prime number is 1109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million five hundred forty-one thousand six hundred eighty-one
Scientific notation
1.2541681 × 10^7
Engineering notation
1.2541681 × 10^6
Prime Factorization
43 × 1109 × 263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12541681
Product of the distinct prime numbers
The prime factorization of 12541681 is 43 × 1109 × 263.
Since it has a total of 3 prime factors.
10 , 6 , 41 , 57 , 766 , 39 , 9960 , 1834 , 28364 , 22027 , 762934 , 333893 , 6644880 , 8890835 , 37843785 , 40166726 , 42219611 , 499252490 , 3601370305 , 8274216078
n×2
25083362
n×3
37625043
n×4
50166724
n×5
62708405
n÷2
6270840.5
n÷3
4180560.3333333
n÷3
3135420.25
n÷5
2508336.2
n2
157293762305761
n3
1.9727281901287E+21
n4
2.4741327660301E+28
n5
3.1029783903197E+35
2 √n
3541.4235838148
3 √n
232.33711024784
4 √n
59.509861231689
5 √n
26.282770936558
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
-12541680
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 12541681 can be divided by 8 positive divisors.
The sum of these divisors (counting 12541681) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111110101111011110001
3
Ternary
212121011221201
4
Quaternary
233311323301
5
Quinary
11202313211
6
Senary
1124451201
8
Octal
57657361
10
Decimal
12541681
12
Duodecimal
4249b01
16
Hexadecimal
bf5ef1
20
Vigesimal
3i7e41
36
Base36
7gt81
md5
4ab71f00f13b631cf611d9045b43c4a0
sha1
de9eb4b34d2ab376d5e8d6c0a35624750f101df4
sha256
5b58b9fe860ed842be944acf4106dfad25238c279a3cb0fd52c78bd1b33c45d5
sha512
16bc1c939561fcb291780f2ccdb18acdba458a7391f3706003f00415c3a5d82c8998eb4cec91f331b26ebb111af937047b56e7e0188b7f08dbadadeea957ab65
ripemd-160
333b0791b129c38253933e3b3b5f5afdc14da931
Diameter
25083362
Circumference
78801705.786533
Area
4.9415292811528E+14
Volume
8.263344519517E+21
Surface area
1.9766117124611E+15
Circumference
78801705.786533
Perimeter
50166724
Area
157293762305761
Diagonal
17736615.365157
Surface area
943762573834566
Volume
1.9727281901287E+21
Space diagonal
21722828.704321
Perimeter
37625043
Area
68110197006810
Altitude
10861414.352161
Surface area
68110197006810
Volume
2.3248824677964E+20
Height
5912205.121719