19001421 is an odd 8-digits composite number following 19001420
and preceding 19001422 . In scientific notation, it is written as 1.9001421 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 12639240 positive integers (up to 19001421) that are relatively prime to 19001421.
19001421 has 12 divisors, whose sum is 27508000
The reverse of 19001421 is 12410091
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
nineteen million one thousand four hundred twenty-one
Scientific notation
1.9001421 × 10^7
Engineering notation
1.9001421 × 10^6
Prime Factorization
3 × 3 × 499 × 4231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6333807
Product of the distinct prime numbers
The prime factorization of 19001421 is 3 × 3 × 499 × 4231.
Since it has a total of 4 prime factors.
1 , 3 , 81 , 61 , 979 , 276 , 854 , 1851 , 20015 , 62132 , 692055 , 72870 , 3095378 , 2924411 , 20974508 , 58112270 , 728141587 , 589256254 , 5815914277 , 755905219
n×2
38002842
n×3
57004263
n×4
76005684
n×5
95007105
n÷2
9500710.5
n÷3
6333807
n÷3
4750355.25
n÷5
3800284.2
n2
361054000019241
n3
6.8605390580996E+21
n4
1.3035999092989E+29
n5
2.4770250692151E+36
2 √n
4359.061940372
3 √n
266.84681698486
4 √n
66.02319244305
5 √n
28.559935091481
1 , 3 , 9 , 499 , 1497 , 4231 , 4491 , 12693 , 38079 , 2111269 , 6333807 , 19001421
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19001420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19001421 can be divided by 12 positive divisors.
The sum of these divisors (counting 19001421) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000011111000001001101
3
Ternary
1022202101001100
4
Quaternary
1020133001031
5
Quinary
14331021141
6
Senary
1515133313
8
Octal
110370115
10
Decimal
19001421
12
Duodecimal
6444239
16
Hexadecimal
121f04d
20
Vigesimal
5if3b1
36
Base36
bb9l9
md5
c55f5100b24e9e65cce663e6e76f9b19
sha1
a4a734f7c2328caa2fe67c2b802a9b2834c16182
sha256
7ff1a7732746ff4a9ecc54969092896c3c3a2d96b0fc6762704bfdfc525f5a2e
sha512
d6b5cbfb1e8c62f87215c4eadaed48085da19a673932d52521f4e0eee96d48c5e7a1564dcfc32d07604963d80445c8ff1a17a1e9e4f4b45bc9001cc5df2ae91d
ripemd-160
94b88af532ad43967b0eea5ddae3bd60d63b0bf3
Diameter
38002842
Circumference
119389449.24273
Area
1.1342845940097E+15
Volume
2.8737358806122E+22
Surface area
4.5371383760386E+15
Circumference
119389449.24273
Perimeter
76005684
Area
361054000019241
Diagonal
26872067.282561
Surface area
2166324000115446
Volume
6.8605390580996E+21
Space diagonal
32911426.588006
Perimeter
57004263
Area
1.5634096807732E+14
Altitude
16455713.294003
Surface area
1.5634096807732E+14
Volume
8.085222817629E+20
Height
8957355.7608536