11387989 is an odd 8-digits composite number following 11387988
and preceding 11387990 . In scientific notation, it is written as 1.1387989 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 11277324 positive integers (up to 11387989) that are relatively prime to 11387989.
11387989 has 4 divisors, whose sum is 11498656
The reverse of 11387989 is 98978311
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eleven million three hundred eighty-seven thousand nine hundred eighty-nine
Scientific notation
1.1387989 × 10^7
Engineering notation
1.1387989 × 10^6
Prime Factorization
103 × 110563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11387989
Product of the distinct prime numbers
The prime factorization of 11387989 is 103 × 110563.
Since it has a total of 2 prime factors.
2 , 8 , 54 , 36 , 394 , 993 , 1194 , 7603 , 20406 , 28382 , 484286 , 361389 , 2169049 , 1350581 , 94723294 , 39684402 , 87219202 , 417800999 , 5548214475 , 1603760222
n×2
22775978
n×3
34163967
n×4
45551956
n×5
56939945
n÷2
5693994.5
n÷3
3795996.3333333
n÷3
2846997.25
n÷5
2277597.8
n2
129686293464121
n3
1.4768660834202E+21
n4
1.6818534712462E+28
n5
1.9152928830164E+35
2 √n
3374.6094588856
3 √n
224.98264228237
4 √n
58.09138885313
5 √n
25.780385537087
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
-11387988
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 11387989 can be divided by 4 positive divisors.
The sum of these divisors (counting 11387989) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011100010001010101
3
Ternary
210102120101101
4
Quaternary
223130101111
5
Quinary
10403403424
6
Senary
1044030101
8
Octal
53342125
10
Decimal
11387989
12
Duodecimal
3992331
16
Hexadecimal
adc455
20
Vigesimal
3b39j9
36
Base36
6s311
md5
59f114cd975dc8e4f0003d991152ede0
sha1
a159468830e2d61521ffe6ee443d8dbc9d958da3
sha256
665927c5ebdbd040462a945e8a788774a722c95610ab4dd45e2e4ea4e0b6d163
sha512
9f49596cffc25a3744790154e2892f2aa98355a52ec2cf9d84e12e8a3bce038a22d183d0e285ae3011e8f4a0b7616d82a328316289c1551cf8384332a379c9ae
ripemd-160
312ac6b9064b3f5929e18b28589f6e005a005aa1
Diameter
22775978
Circumference
71552845.163123
Area
4.0742150681817E+14
Volume
6.1862821840117E+21
Surface area
1.6296860272727E+15
Circumference
71552845.163123
Perimeter
45551956
Area
129686293464121
Diagonal
16105048.491956
Surface area
778117760784726
Volume
1.4768660834202E+21
Space diagonal
19724575.544035
Perimeter
34163967
Area
56155812331286
Altitude
9862287.7720177
Surface area
56155812331286
Volume
1.740503370818E+20
Height
5368349.4973185