11887681 is an odd 8-digits composite number following 11887680
and preceding 11887682 . In scientific notation, it is written as 1.1887681 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 10942992 positive integers (up to 11887681) that are relatively prime to 11887681.
11887681 has 4 divisors, whose sum is 11895472
The reverse of 11887681 is 18678811
Previous prime number is 5707
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eleven million eight hundred eighty-seven thousand six hundred eighty-one
Scientific notation
1.1887681 × 10^7
Engineering notation
1.1887681 × 10^6
Prime Factorization
5707 × 2083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11887681
Product of the distinct prime numbers
The prime factorization of 11887681 is 5707 × 2083.
Since it has a total of 2 prime factors.
10 , 9 , 60 , 55 , 131 , 381 , 8699 , 7009 , 15273 , 3478 , 668986 , 151172 , 3370669 , 5929682 , 35325969 , 48242679 , 911603301 , 962594238 , 782528367 , 7018768826
n×2
23775362
n×3
35663043
n×4
47550724
n×5
59438405
n÷2
5943840.5
n÷3
3962560.3333333
n÷3
2971920.25
n÷5
2377536.2
n2
141316959557761
n3
1.6799309351126E+21
n4
1.997048305865E+28
n5
2.3740273201713E+35
2 √n
3447.8516499409
3 √n
228.22631293992
4 √n
58.718409804259
5 √n
26.00275885915
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
-11887680
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 11887681 can be divided by 4 positive divisors.
The sum of these divisors (counting 11887681) is 1, the average is 0.25.
Base
System
Value
2
Binary
101101010110010001000001
3
Ternary
211100221211111
4
Quaternary
231112101001
5
Quinary
11020401211
6
Senary
1102443321
8
Octal
55262101
10
Decimal
11887681
12
Duodecimal
3b93541
16
Hexadecimal
b56441
20
Vigesimal
3e5j41
36
Base36
72sld
md5
fbc564a50e4e5e4ca402e5ea164a4922
sha1
35b48cbd56d2b99dbdab025774f03df1dfb4b862
sha256
f366a41b13587c78104c2c19c6db71c37014c7299221d30f7f87dccd5012c916
sha512
fcb5712c7583b1909762eb4ce5863f7987bbead3221ea3cbab011013f41ff53a2fb59979b22e82ec12cc17455d693d6f8f83ddfae14a88d2d46dbef8ac4f12c1
ripemd-160
02b67f850c83b494678c6c3872c27720351ae481
Diameter
23775362
Circumference
74692502.595638
Area
4.4396032197431E+14
Volume
7.0368782457171E+21
Surface area
1.7758412878972E+15
Circumference
74692502.595638
Perimeter
47550724
Area
141316959557761
Diagonal
16811719.695365
Surface area
847901757346566
Volume
1.6799309351126E+21
Space diagonal
20590067.476171
Perimeter
35663043
Area
61192038481300
Altitude
10295033.738086
Surface area
61192038481300
Volume
1.9798175935719E+20
Height
5603906.5651217