1387144 is an even 7-digits composite number following 1387143
and preceding 1387145 . In scientific notation, it is written as 1.387144 × 10^6.
The sum of its digits is 28. It has a total of 6 prime factors and 24 positive divisors.
There are 630080 positive integers (up to 1387144) that are relatively prime to 1387144.
1387144 has 24 divisors, whose sum is 2860830
The reverse of 1387144 is 4417831
Previous prime number is 11
Is Prime? no
Number parity even
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million three hundred eighty-seven thousand one hundred forty-four
Scientific notation
1.387144 × 10^6
Engineering notation
1.387144 × 10^6
Prime Factorization
2 × 2 × 2 × 11 × 11 × 1433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
31526
Product of the distinct prime numbers
The prime factorization of 1387144 is 2 × 2 × 2 × 11 × 11 × 1433.
Since it has a total of 6 prime factors.
9 , 4 , 88 , 25 , 565 , 356 , 6962 , 5107 , 86975 , 25110 , 820527 , 200707 , 4817627 , 7615210 , 68088381 , 96705161 , 445620965 , 209301229 , 6215514395 , 438616839
n×2
2774288
n×3
4161432
n×4
5548576
n×5
6935720
n÷2
693572
n÷3
462381.33333333
n÷3
346786
n÷5
277428.8
n2
1924168476736
n3
2669098757493481984
n4
3.7024243268645E+24
n5
5.1357956904642E+30
2 √n
1177.7707756605
3 √n
111.52541532217
4 √n
34.318665120609
5 √n
16.920933144152
1 , 2 , 4 , 8 , 11 , 22 , 44 , 88 , 121 , 242 , 484 , 968 , 1433 , 2866 , 5732 , 11464 , 15763 , 31526 , 63052 , 126104 , 173393 , 346786 , 693572 , 1387144
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1387143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1387144 can be divided by 24 positive divisors.
The sum of these divisors (counting 1387144) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101010010101010001000
3
Ternary
2121110210201
4
Quaternary
11102222020
5
Quinary
323342034
6
Senary
45421544
8
Octal
5225210
10
Decimal
1387144
12
Duodecimal
56a8b4
16
Hexadecimal
152a88
20
Vigesimal
8d7h4
36
Base36
tqbs
md5
0b49ed40fd58d4bb4518c6c4377354e2
sha1
c1838f0137d323bdcf043329b2def59e3bf2d332
sha256
eddc00894f2af9e3366717d6ac5d1c6ffd2aed1e6ed66d83a004d1fe05f15139
sha512
c1a79b35c9ff29c62afded7b2a98cf42d7b7a7e0545cd2f596ad74d381ab47c36c710616666c0b531b69cb9a35ee90a01e6bdf92507165487fbcd4b18b1a78bf
ripemd-160
59fece296c34dcc02a4b9297c4933e0fb2827479
Diameter
2774288
Circumference
8715682.7997423
Area
6044953550782.9
Volume
1.1180294730996E+19
Surface area
24179814203132
Circumference
8715682.7997423
Perimeter
5548576
Area
1924168476736
Diagonal
1961717.8577645
Surface area
11545010860416
Volume
2669098757493481984
Space diagonal
2402603.8854143
Perimeter
4161432
Area
833189391007.29
Altitude
1201301.9427072
Surface area
833189391007.29
Volume
3.1455630518004E+17
Height
653905.95258815