19006421 is an odd 8-digits composite number following 19006420
and preceding 19006422 . In scientific notation, it is written as 1.9006421 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16171488 positive integers (up to 19006421) that are relatively prime to 19006421.
19006421 has 8 divisors, whose sum is 21881280
The reverse of 19006421 is 12460091
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
nineteen million six thousand four hundred twenty-one
Scientific notation
1.9006421 × 10^7
Engineering notation
1.9006421 × 10^6
Prime Factorization
7 × 137 × 19819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19006421
Product of the distinct prime numbers
The prime factorization of 19006421 is 7 × 137 × 19819.
Since it has a total of 3 prime factors.
3 , 5 , 66 , 88 , 211 , 965 , 7698 , 5969 , 98895 , 89862 , 337845 , 965635 , 1316410 , 7490814 , 9831213 , 6602842 , 215301461 , 190371794 , 6063422024 , 556900220
n×2
38012842
n×3
57019263
n×4
76025684
n×5
95032105
n÷2
9503210.5
n÷3
6335473.6666667
n÷3
4751605.25
n÷5
3801284.2
n2
361244039229241
n3
6.8659562933315E+21
n4
1.3049725587866E+29
n5
2.4802857845745E+36
2 √n
4359.6354205369
3 √n
266.87022079718
4 √n
66.02753532078
5 √n
28.56143797537
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
-19006420
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 19006421 can be divided by 8 positive divisors.
The sum of these divisors (counting 19006421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000100000001111010101
3
Ternary
1022202121220112
4
Quaternary
1020200033111
5
Quinary
14331201141
6
Senary
1515212405
8
Octal
110401725
10
Decimal
19006421
12
Duodecimal
6447105
16
Hexadecimal
12203d5
20
Vigesimal
5ifg11
36
Base36
bbdg5
md5
b77ccc4658aedf1ee6c45de9e9fe208f
sha1
e76efd204d8085c7ec0259a0975af2fb6fd8570b
sha256
f5a7965f50fdd58ace6e5a4b1b84b32b88f84a6c02fc45e7fbb31768fc570962
sha512
2cab2d6c2a90c7d6f6d623ef79192dade5c58b2a4a82fca7f8c1db6ded0d53ac2bae72d2b4aace69545d3676b5799a7ffeca86dfd599be58b7217530c5457566
ripemd-160
139f4479b15b3f6314161ce7191fd7b648318ad2
Diameter
38012842
Circumference
119420865.16927
Area
1.1348816197957E+15
Volume
2.8760050467998E+22
Surface area
4.5395264791827E+15
Circumference
119420865.16927
Perimeter
76025684
Area
361244039229241
Diagonal
26879138.350373
Surface area
2167464235375446
Volume
6.8659562933315E+21
Space diagonal
32920086.842044
Perimeter
57019263
Area
1.5642325746911E+14
Altitude
16460043.421022
Surface area
1.5642325746911E+14
Volume
8.0916070905752E+20
Height
8959712.7834576