19009821 is an odd 8-digits composite number following 19009820
and preceding 19009822 . In scientific notation, it is written as 1.9009821 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12619712 positive integers (up to 19009821) that are relatively prime to 19009821.
19009821 has 8 divisors, whose sum is 25453440
The reverse of 19009821 is 12890091
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
nineteen million nine thousand eight hundred twenty-one
Scientific notation
1.9009821 × 10^7
Engineering notation
1.9009821 × 10^6
Prime Factorization
3 × 239 × 26513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19009821
Product of the distinct prime numbers
The prime factorization of 19009821 is 3 × 239 × 26513.
Since it has a total of 3 prime factors.
6 , 7 , 98 , 73 , 228 , 473 , 184 , 2363 , 4452 , 22467 , 901736 , 665127 , 7044601 , 781003 , 9416368 , 87977628 , 661637019 , 546570868 , 8056019888 , 7773202959
n×2
38019642
n×3
57029463
n×4
76039284
n×5
95049105
n÷2
9504910.5
n÷3
6336607
n÷3
4752455.25
n÷5
3801964.2
n2
361373294452041
n3
6.8696416417136E+21
n4
1.3059065794312E+29
n5
2.482505031771E+36
2 √n
4360.025343963
3 √n
266.88613304514
4 √n
66.030487988224
5 √n
28.562459755759
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
-19009820
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 19009821 can be divided by 8 positive divisors.
The sum of these divisors (counting 19009821) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000100001000100011101
3
Ternary
1022202210120110
4
Quaternary
1020201010131
5
Quinary
14331303241
6
Senary
1515240233
8
Octal
110410435
10
Decimal
19009821
12
Duodecimal
6449079
16
Hexadecimal
122111d
20
Vigesimal
5ig4b1
36
Base36
bbg2l
md5
6540294309c1226223d772843caeb5bd
sha1
ae06b700204c56f0975950da09f19b1390d39df9
sha256
f5f6d259dfa8bb23a1cd99241de566957ca9e04627c838e76f22f5d5b18e70d8
sha512
c7e0bfd4b8cc2944dd8e317591e810735730a5c51c894acf62adf979e4d3d93ee1852066d5587815aa2a9ff953570e57e7e31d13a3416521a72fce3b61e93915
ripemd-160
8034c598f30c968ce994755f06a7bae51d84b13c
Diameter
38019642
Circumference
119442227.99931
Area
1.1352876870541E+15
Volume
2.8775487619203E+22
Surface area
4.5411507482163E+15
Circumference
119442227.99931
Perimeter
76039284
Area
361373294452041
Diagonal
26883946.676485
Surface area
2168239766712246
Volume
6.8696416417136E+21
Space diagonal
32925975.81479
Perimeter
57029463
Area
1.5647922662237E+14
Altitude
16462987.907395
Surface area
1.5647922662237E+14
Volume
8.0959503152953E+20
Height
8961315.5588283