1381909 is an odd 7-digits composite number following 1381908
and preceding 1381910 . In scientific notation, it is written as 1.381909 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 1321804 positive integers (up to 1381909) that are relatively prime to 1381909.
1381909 has 4 divisors, whose sum is 1442016
The reverse of 1381909 is 9091831
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million three hundred eighty-one thousand nine hundred nine
Scientific notation
1.381909 × 10^6
Engineering notation
1.381909 × 10^6
Prime Factorization
23 × 60083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1381909
Product of the distinct prime numbers
The prime factorization of 1381909 is 23 × 60083.
Since it has a total of 2 prime factors.
4 , 2 , 93 , 98 , 21 , 455 , 7666 , 3285 , 40142 , 3230 , 964344 , 928926 , 4143778 , 2854970 , 19245492 , 7643245 , 578826327 , 215561297 , 1164741974 , 5318289472
n×2
2763818
n×3
4145727
n×4
5527636
n×5
6909545
n÷2
690954.5
n÷3
460636.33333333
n÷3
345477.25
n÷5
276381.8
n2
1909672484281
n3
2638993593080272429
n4
3.64684899722E+24
n5
5.0396134508992E+30
2 √n
1175.5462560019
3 √n
111.38494167111
4 √n
34.286240038853
5 √n
16.908142098878
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
-1381908
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 1381909 can be divided by 4 positive divisors.
The sum of these divisors (counting 1381909) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010001011000010101
3
Ternary
2121012121211
4
Quaternary
11101120111
5
Quinary
323210114
6
Senary
45341421
8
Octal
5213025
10
Decimal
1381909
12
Duodecimal
567871
16
Hexadecimal
151615
20
Vigesimal
8cef9
36
Base36
tmad
md5
e0bab601e21fd3bd7409a935c9927e17
sha1
697febbba2aa0bdcb16eb0cb5ee1b1a3bb813d21
sha256
3fb3377311801a95a1e46f4a1d43b0da6e5ddb8c9e55c63396c05f3f2d03eab1
sha512
15ca529bd46c23ffecbc93f9586f9a154d3ef7d977280b8d82d635944ba6a08d07fbb251674097bddc712f396bd5aaf19898b65956440a9da7473d8ce306bde5
ripemd-160
cb85dc6f1e74b2fc9f92d07135cbbf85baf76ba6
Diameter
2763818
Circumference
8682790.3246592
Area
5999413047379.8
Volume
1.1054190513189E+19
Surface area
23997652189519
Circumference
8682790.3246592
Perimeter
5527636
Area
1909672484281
Diagonal
1954314.4497654
Surface area
11458034905686
Volume
2638993593080272429
Space diagonal
2393536.5994367
Perimeter
4145727
Area
826912442147.74
Altitude
1196768.2997183
Surface area
826912442147.74
Volume
3.1100837752915E+17
Height
651438.14992181