2011081387 is an odd 10-digits composite number following 2011081386
and preceding 2011081388 . In scientific notation, it is written as 2.011081387 × 10^9.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 1671408000 positive integers (up to 2011081387) that are relatively prime to 2011081387.
2011081387 has 16 divisors, whose sum is 2368642752
The reverse of 2011081387 is 7831801102
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
two billion eleven million eighty-one thousand three hundred eighty-seven
Scientific notation
2.011081387 × 10^9
Engineering notation
2.011081387 × 10^9
Prime Factorization
7 × 37 × 293 × 26501
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2011081387
Product of the distinct prime numbers
The prime factorization of 2011081387 is 7 × 37 × 293 × 26501.
Since it has a total of 4 prime factors.
8 , 10 , 17 , 81 , 281 , 965 , 7013 , 6592 , 11681 , 54792 , 381349 , 857075 , 5655166 , 1363478 , 12545891 , 37937218 , 99836326 , 751091701 , 7448431228 , 1893170048
n×2
4022162774
n×3
6033244161
n×4
8044325548
n×5
10055406935
n÷2
1005540693.5
n÷3
670360462.33333
n÷3
502770346.75
n÷5
402216277.4
n2
4044448345137843769
n3
8.1337147875897E+27
n4
1.6357562416488E+37
n5
3.289638931249E+46
2 √n
44845.082082654
3 √n
1262.2437109017
4 √n
211.76657451698
5 √n
72.558104594929
1 , 7 , 37 , 259 , 293 , 2051 , 10841 , 26501 , 75887 , 185507 , 980537 , 6863759 , 7764793 , 54353551 , 287297341 , 2011081387
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2011081386
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2011081387 can be divided by 16 positive divisors.
The sum of these divisors (counting 2011081387) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111110111101010101010101011
3
Ternary
12012011012112000211
4
Quaternary
1313313222222223
5
Quinary
13104314101022
6
Senary
531320241551
8
Octal
16767525253
10
Decimal
2011081387
12
Duodecimal
4816102b7
16
Hexadecimal
77deaaab
20
Vigesimal
1b895397
36
Base36
x9cgbv
md5
71a9fd2dfa75de48f76cf800782a74cf
sha1
e19cac38c7005372eab95b9696cb2e67050f7e8e
sha256
d32b9ce294c355b0b67856ad5c23717e74a83c5828bd9fcdffb4e3915c4e7da2
sha512
1a8b55d28c21b68fad42bcd85a51473b4aa994c92e47bb33358383646049273929971afe02d51e1b3e582ad8f532ee7cc7d1367f0d27eaf9231364980cffca2e
ripemd-160
5350c09d986bbf04e4a9214ead85da6b3be591d8
Diameter
4022162774
Circumference
12635997022.341
Area
1.2706009208908E+19
Volume
3.4070424830782E+28
Surface area
5.0824036835634E+19
Circumference
12635997022.341
Perimeter
8044325548
Area
4044448345137843769
Diagonal
2844098572.5315
Surface area
2.4266690070827E+19
Volume
8.1337147875897E+27
Space diagonal
3483295140.4401
Perimeter
6033244161
Area
1.7512975055917E+18
Altitude
1741647570.22
Surface area
1.7512975055917E+18
Volume
9.5856748042366E+26
Height
948032857.5105