1381807 is an odd 7-digits composite number following 1381806
and preceding 1381808 . In scientific notation, it is written as 1.381807 × 10^6.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 1178712 positive integers (up to 1381807) that are relatively prime to 1381807.
1381807 has 8 divisors, whose sum is 1586816
The reverse of 1381807 is 7081831
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million three hundred eighty-one thousand eight hundred seven
Scientific notation
1.381807 × 10^6
Engineering notation
1.381807 × 10^6
Prime Factorization
7 × 307 × 643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1381807
Product of the distinct prime numbers
The prime factorization of 1381807 is 7 × 307 × 643.
Since it has a total of 3 prime factors.
4 , 3 , 27 , 78 , 732 , 63 , 631 , 5606 , 55107 , 21143 , 952227 , 753636 , 6518835 , 1198963 , 80065686 , 22522720 , 812178021 , 373540658 , 7057510631 , 5327498003
n×2
2763614
n×3
4145421
n×4
5527228
n×5
6909035
n÷2
690903.5
n÷3
460602.33333333
n÷3
345451.75
n÷5
276361.4
n2
1909390585249
n3
2638409276431164943
n4
3.6457724070375E+24
n5
5.0377538324513E+30
2 √n
1175.5028711152
3 √n
111.382201128
4 √n
34.285607346453
5 √n
16.907892490342
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
-1381806
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 1381807 can be divided by 8 positive divisors.
The sum of these divisors (counting 1381807) is 1, the average is 0.125.
Base
System
Value
2
Binary
101010001010110101111
3
Ternary
2121012111001
4
Quaternary
11101112233
5
Quinary
323204212
6
Senary
45341131
8
Octal
5212657
10
Decimal
1381807
12
Duodecimal
5677a7
16
Hexadecimal
1515af
20
Vigesimal
8cea7
36
Base36
tm7j
md5
90fb1de135b0f80da441c85200893b39
sha1
d01a22506f06e20cd07a381e7506614acaf687cb
sha256
a0ec468a7d3e2fba0036867a70e67a0d6ca1c41d855b4a17bab4c610b2042048
sha512
54bc039f124c8885d06e07604c33d167f205bd845bfc36e7714f270cd929b1b72284b39fe31ded495c8b8b33e22472aef3c116ba1af485fc57905bdf5ae75730
ripemd-160
adb928d702dd3129b53bfeaa42320bf1bded3890
Diameter
2763614
Circumference
8682149.4397579
Area
5998527435451.8
Volume
1.1051742933332E+19
Surface area
23994109741807
Circumference
8682149.4397579
Perimeter
5527228
Area
1909390585249
Diagonal
1954170.1999821
Surface area
11456343511494
Volume
2638409276431164943
Space diagonal
2393359.9302543
Perimeter
4145421
Area
826790376286.24
Altitude
1196679.9651272
Surface area
826790376286.24
Volume
3.1093951515166E+17
Height
651390.06666069