21000498 is an even 8-digits composite number following 21000497
and preceding 21000499 . In scientific notation, it is written as 2.1000498 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 6972416 positive integers (up to 21000498) that are relatively prime to 21000498.
21000498 has 16 divisors, whose sum is 42167520
The reverse of 21000498 is 89400012
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million four hundred ninety-eight
Scientific notation
2.1000498 × 10^7
Engineering notation
2.1000498 × 10^6
Prime Factorization
2 × 3 × 257 × 13619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21000498
Product of the distinct prime numbers
The prime factorization of 21000498 is 2 × 3 × 257 × 13619.
Since it has a total of 4 prime factors.
4 , 7 , 56 , 51 , 890 , 745 , 4 , 7546 , 4523 , 26575 , 806150 , 131594 , 6212907 , 2730450 , 60421038 , 52559458 , 200490700 , 69068788 , 4481672021 , 368728879
n×2
42000996
n×3
63001494
n×4
84001992
n×5
105002490
n÷2
10500249
n÷3
7000166
n÷3
5250124.5
n÷5
4200099.6
n2
441020916248004
n3
9.2616588696244E+21
n4
1.9449944856823E+29
n5
4.0845852806582E+36
2 √n
4582.6300308884
3 √n
275.89459848475
4 √n
67.695125606563
5 √n
29.137072776769
1 , 2 , 3 , 6 , 257 , 514 , 771 , 1542 , 13619 , 27238 , 40857 , 81714 , 3500083 , 7000166 , 10500249 , 21000498
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
-21000497
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 21000498 can be divided by 16 positive divisors.
The sum of these divisors (counting 21000498) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000000111000100110010
3
Ternary
1110111221021020
4
Quaternary
1100013010302
5
Quinary
20334003443
6
Senary
2030040310
8
Octal
120070462
10
Decimal
21000498
12
Duodecimal
7049096
16
Hexadecimal
1407132
20
Vigesimal
6b514i
36
Base36
ci436
md5
afb36c767033a706ec1d32a55a542e9b
sha1
c6e26d3868573ffe27b5375f0be678c7a87f145f
sha256
eab4a454a7dec6a69834867763406518ccfa4eda8fb0e3e88358e32e262cf1b6
sha512
6841e73570efda4b502692b9e9cfa6d46a3c86527f477e337d2c8790faeae7edb83f3f9e7bc10e5ea6dc6a4dcbaacd2aa5916a46e9caabca8b53806960f7c387
ripemd-160
45fa03acdd51f8f56ecfdf48d80ca827a84549c1
Diameter
42000996
Circumference
131950020.47705
Area
1.3855080705642E+15
Volume
3.8795145953156E+22
Surface area
5.5420322822567E+15
Circumference
131950020.47705
Perimeter
84001992
Area
441020916248004
Diagonal
29699189.088189
Surface area
2646125497488024
Volume
9.2616588696244E+21
Space diagonal
36373929.520249
Perimeter
63001494
Area
1.9096765853553E+14
Altitude
18186964.760124
Surface area
1.9096765853553E+14
Volume
1.0914969652913E+21
Height
9899729.696063