19005381 is an odd 8-digits composite number following 19005380
and preceding 19005382 . In scientific notation, it is written as 1.9005381 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 12670236 positive integers (up to 19005381) that are relatively prime to 19005381.
19005381 has 4 divisors, whose sum is 19709312
The reverse of 19005381 is 18350091
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
nineteen million five thousand three hundred eighty-one
Scientific notation
1.9005381 × 10^7
Engineering notation
1.9005381 × 10^6
Prime Factorization
27 × 703903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19005381
Product of the distinct prime numbers
The prime factorization of 19005381 is 27 × 703903.
Since it has a total of 2 prime factors.
8 , 3 , 77 , 32 , 370 , 180 , 7516 , 4368 , 58246 , 6689 , 944798 , 874406 , 1234913 , 9086538 , 70729129 , 5864689 , 114727602 , 35038615 , 1382124043 , 7141309556
n×2
38010762
n×3
57016143
n×4
76021524
n×5
95026905
n÷2
9502690.5
n÷3
6335127
n÷3
4751345.25
n÷5
3801076.2
n2
361204506955161
n3
6.8648292736E+21
n4
1.3046869584472E+29
n5
2.479607273102E+36
2 √n
4359.5161428764
3 √n
266.86535314233
4 √n
66.026632072796
5 √n
28.561125401575
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
-19005380
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 19005381 can be divided by 4 positive divisors.
The sum of these divisors (counting 19005381) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011111111111000101
3
Ternary
1022202120111000
4
Quaternary
1020133333011
5
Quinary
14331133011
6
Senary
1515203513
8
Octal
110377705
10
Decimal
19005381
12
Duodecimal
6446599
16
Hexadecimal
121ffc5
20
Vigesimal
5ifd91
36
Base36
bbcn9
md5
9ee189e567702b1f613aa30ffd42257c
sha1
fbf7730157f44fd1b910a9ab0a06ec03eff38042
sha256
7388bb41df0f835d3beb950569495a7f2c42b8ed6fff31e909bb64e5cf4ef6fd
sha512
712566dcda72cc47b7a036b8e82de1630a9210afddc73963b8ac212dc9426b44a60ca2e8c6c6bafc32d627549c58d4a6d2980e494180cc8b52b66787c3148cec
ripemd-160
b3716f7c62ae5798cdb5ee1c0cad45937358b498
Diameter
38010762
Circumference
119414330.65655
Area
1.1347574254939E+15
Volume
2.8755329618786E+22
Surface area
4.5390297019754E+15
Circumference
119414330.65655
Perimeter
76021524
Area
361204506955161
Diagonal
26877667.568268
Surface area
2167227041730966
Volume
6.8648292736E+21
Space diagonal
32918285.509204
Perimeter
57016143
Area
1.564061394923E+14
Altitude
16459142.754602
Surface area
1.564061394923E+14
Volume
8.0902788850841E+20
Height
8959222.522756