21000619 is an odd 8-digits composite number following 21000618
and preceding 21000620 . In scientific notation, it is written as 2.1000619 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20900880 positive integers (up to 21000619) that are relatively prime to 21000619.
21000619 has 4 divisors, whose sum is 21100360
The reverse of 21000619 is 91600012
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million six hundred nineteen
Scientific notation
2.1000619 × 10^7
Engineering notation
2.1000619 × 10^6
Prime Factorization
211 × 99529
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21000619
Product of the distinct prime numbers
The prime factorization of 21000619 is 211 × 99529.
Since it has a total of 2 prime factors.
6 , 5 , 90 , 74 , 110 , 470 , 7961 , 3645 , 82404 , 22635 , 326749 , 287580 , 3957243 , 2936769 , 81794916 , 11050654 , 330130666 , 322568097 , 5527198384 , 7282663130
n×2
42001238
n×3
63001857
n×4
84002476
n×5
105003095
n÷2
10500309.5
n÷3
7000206.3333333
n÷3
5250154.75
n÷5
4200123.8
n2
441025998383161
n3
9.2618189611394E+21
n4
1.9450393124986E+29
n5
4.0847029541806E+36
2 √n
4582.6432328952
3 √n
275.89512836396
4 √n
67.695223117257
5 √n
29.137106352903
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000618
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000619 can be divided by 4 positive divisors.
The sum of these divisors (counting 21000619) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111000110101011
3
Ternary
1110111221102201
4
Quaternary
1100013012223
5
Quinary
20334004434
6
Senary
2030041031
8
Octal
120070653
10
Decimal
21000619
12
Duodecimal
7049177
16
Hexadecimal
14071ab
20
Vigesimal
6b51aj
36
Base36
ci46j
md5
378fb5dd24ac13c905502713388f4cc1
sha1
5f6bcdd802f14b56d55a4671b2d092cfac79f44a
sha256
648cd641448806cab1f98f3fb6fd9ce50f22ebf23eb8efab3a50b0f5a32adb1d
sha512
c55b3e8a3c07c6ecbda1652c830c436d9a4f392af8a868243a2470de2bf8f41a066f995b6389a472028eb1f327481c596557cd0ecafebfc861b6fec598a1c456
ripemd-160
be8afd4eb5e33ea374e03ab596846a07e9493df0
Diameter
42001238
Circumference
131950780.74248
Area
1.3855240365626E+15
Volume
3.8795816542925E+22
Surface area
5.5420961462506E+15
Circumference
131950780.74248
Perimeter
84002476
Area
441025998383161
Diagonal
29699360.20803
Surface area
2646155990298966
Volume
9.2618189611394E+21
Space diagonal
36374139.098396
Perimeter
63001857
Area
1.9096985916461E+14
Altitude
18187069.549198
Surface area
1.9096985916461E+14
Volume
1.0915158322573E+21
Height
9899786.73601