19008921 is an odd 8-digits composite number following 19008920
and preceding 19008922 . In scientific notation, it is written as 1.9008921 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12263760 positive integers (up to 19008921) that are relatively prime to 19008921.
19008921 has 8 divisors, whose sum is 26162944
The reverse of 19008921 is 12980091
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
nineteen million eight thousand nine hundred twenty-one
Scientific notation
1.9008921 × 10^7
Engineering notation
1.9008921 × 10^6
Prime Factorization
3 × 31 × 204397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19008921
Product of the distinct prime numbers
The prime factorization of 19008921 is 3 × 31 × 204397.
Since it has a total of 3 prime factors.
4 , 5 , 62 , 93 , 26 , 983 , 8066 , 9345 , 8575 , 8783 , 208009 , 527241 , 133726 , 7709059 , 34614135 , 60238333 , 774878561 , 668363502 , 5596569372 , 3576113365
n×2
38017842
n×3
57026763
n×4
76035684
n×5
95044605
n÷2
9504460.5
n÷3
6336307
n÷3
4752230.25
n÷5
3801784.2
n2
361339077584241
n3
6.8686659800117E+21
n4
1.3056592898943E+29
n5
2.4819174294517E+36
2 √n
4359.9221323322
3 √n
266.88192116416
4 √n
66.029706438331
5 √n
28.562189298709
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
-19008920
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 19008921 can be divided by 8 positive divisors.
The sum of these divisors (counting 19008921) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000100000110110011001
3
Ternary
1022202202100010
4
Quaternary
1020200312121
5
Quinary
14331241141
6
Senary
1515232133
8
Octal
110406631
10
Decimal
19008921
12
Duodecimal
6448649
16
Hexadecimal
1220d99
20
Vigesimal
5ig261
36
Base36
bbfdl
md5
13d49f9c09fea4e07434e41d6c3ec61b
sha1
1b2e5e5c3a439fc2156c180d2803d94e7f6a0c1c
sha256
7698d5b792ff2347fbb0423a9879d9535a4c3154c945dd6f5b7238f4d7b2cbe5
sha512
db6078d06c4530e280f5b5fef418866b78d3fc3762e4bc6fe762519ee9fe5a5f49bd0fa1c4139d0b5653d035b4b57782ad32b7ff708f3ec95d0466fef5f3d1f6
ripemd-160
8d40e0c6ec1e007ff684a2a3e35d7d5b1a65de0c
Diameter
38017842
Circumference
119436573.13254
Area
1.1351801915936E+15
Volume
2.8771400777023E+22
Surface area
4.5407207663743E+15
Circumference
119436573.13254
Perimeter
76035684
Area
361339077584241
Diagonal
26882673.884279
Surface area
2168034465505446
Volume
6.8686659800117E+21
Space diagonal
32924416.969063
Perimeter
57026763
Area
1.5646441028399E+14
Altitude
16462208.484531
Surface area
1.5646441028399E+14
Volume
8.0948004869527E+20
Height
8960891.2947596