19006821 is an odd 8-digits composite number following 19006820
and preceding 19006822 . In scientific notation, it is written as 1.9006821 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 11707200 positive integers (up to 19006821) that are relatively prime to 19006821.
19006821 has 16 divisors, whose sum is 22780800
The reverse of 19006821 is 12860091
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
nineteen million six thousand eight hundred twenty-one
Scientific notation
1.9006821 × 10^7
Engineering notation
1.9006821 × 10^6
Prime Factorization
9 × 19 × 41 × 2711
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19006821
Product of the distinct prime numbers
The prime factorization of 19006821 is 9 × 19 × 41 × 2711.
Since it has a total of 4 prime factors.
5 , 9 , 72 , 19 , 928 , 535 , 909 , 8625 , 8971 , 95543 , 866273 , 501237 , 8901736 , 9773755 , 43831061 , 87526477 , 555560314 , 926355317 , 3202388882 , 9420219194
n×2
38013642
n×3
57020463
n×4
76027284
n×5
95034105
n÷2
9503410.5
n÷3
6335607
n÷3
4751705.25
n÷5
3801364.2
n2
361259244526041
n3
6.8663897953017E+21
n4
1.3050824175553E+29
n5
2.480546790072E+36
2 √n
4359.6812956912
3 √n
266.87209292484
4 √n
66.027882713981
5 √n
28.561558192417
1 , 9 , 19 , 41 , 171 , 369 , 779 , 2711 , 7011 , 24399 , 51509 , 111151 , 463581 , 1000359 , 2111869 , 19006821
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19006820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19006821 can be divided by 16 positive divisors.
The sum of these divisors (counting 19006821) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000100000010101100101
3
Ternary
1022202122110100
4
Quaternary
1020200111211
5
Quinary
14331204241
6
Senary
1515214313
8
Octal
110402545
10
Decimal
19006821
12
Duodecimal
6447399
16
Hexadecimal
1220565
20
Vigesimal
5ifh11
36
Base36
bbdr9
md5
79534ee41a0ce62b268e870907e6765e
sha1
09acf90b4426751ca20d549bfc0f662de876b6e0
sha256
974ba8b85bb7d8878c237e5c856e3de0e8d76ea1a64f787665c170a2e6caffc0
sha512
a198a4ebbbb3036dcc776df4e0d0e55544158324fa9b24e2297fab039dc0446b85091da470b5ceb1e28fb85f7ef0df34c95dbe1291906b830bff4f70dbf56772
ripemd-160
57c50889d9649dd1b72710b17a5a4fa44f43e7d5
Diameter
38013642
Circumference
119423378.44339
Area
1.1349293886444E+15
Volume
2.8761866316805E+22
Surface area
4.5397175545776E+15
Circumference
119423378.44339
Perimeter
76027284
Area
361259244526041
Diagonal
26879704.035798
Surface area
2167555467156246
Volume
6.8663897953017E+21
Space diagonal
32920779.662367
Perimeter
57020463
Area
1.5642984155576E+14
Altitude
16460389.831184
Surface area
1.5642984155576E+14
Volume
8.0921179775466E+20
Height
8959901.3452659