21490213 is an odd 8-digits prime number following 21490212
and preceding 21490214 . In scientific notation, it is written as 2.1490213 × 10^7.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 21490212 positive integers (up to 21490213) that are relatively prime to 21490213.
21490213 has 2 divisors, whose sum is 21490214
The reverse of 21490213 is 31209412
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million four hundred ninety thousand two hundred thirteen
Scientific notation
2.1490213 × 10^7
Engineering notation
2.1490213 × 10^6
Prime Factorization
21490213
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21490213
Product of the distinct prime numbers
The prime factorization of 21490213 is 21490213.
Since it has a total of 1 prime factors.
10 , 10 , 35 , 68 , 586 , 279 , 7167 , 704 , 26481 , 83711 , 790950 , 759176 , 9504143 , 3475233 , 67547610 , 53595824 , 462024466 , 216099871 , 2543620307 , 8655239984
n×2
42980426
n×3
64470639
n×4
85960852
n×5
107451065
n÷2
10745106.5
n÷3
7163404.3333333
n÷3
5372553.25
n÷5
4298042.6
n2
461829254785369
n3
9.9248090549688E+21
n4
2.1328626057561E+29
n5
4.5835671697433E+36
2 √n
4635.7537682668
3 √n
278.02268934769
4 √n
68.086369915474
5 √n
29.271713379181
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21490214
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10745107
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4635.7538761241
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999069344
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21490213 can be divided by 2 positive divisors.
The sum of these divisors (counting 21490213) is 21490214, the average is 10745107.
Base
System
Value
2
Binary
1010001111110101000100101
3
Ternary
1111102211000211
4
Quaternary
1101332220211
5
Quinary
21000141323
6
Senary
2044335421
8
Octal
121765045
10
Decimal
21490213
12
Duodecimal
7244571
16
Hexadecimal
147ea25
20
Vigesimal
6e65ad
36
Base36
cslyd
md5
ad6ce10da4d05148805fb852a700b4e9
sha1
b81bd4d5cbd1df70c08b39ee463de33f0c6d52c0
sha256
d6b504fe20e3ef1a9377f3c5e1d08b0a1248c7bf8d2791acc6f1342b335dabf8
sha512
b0e322f004498429712aefc9d8381998a3dfc717cc12abe02209eecebf21a95d2192c22a16252c8a5fb16e859fbdeb2e01586ec6a81eaf3359bc925741a9a476
ripemd-160
e4d15c0dddde1ec68c83dd7c25bed4bc55c52f40
Diameter
42980426
Circumference
135026990.56976
Area
1.4508793940466E+15
Volume
4.1572942953829E+22
Surface area
5.8035175761863E+15
Circumference
135026990.56976
Perimeter
85960852
Area
461829254785369
Diagonal
30391750.682887
Surface area
2770975528712214
Volume
9.9248090549688E+21
Space diagonal
37222140.781477
Perimeter
64470639
Area
1.9997793342748E+14
Altitude
18611070.390739
Surface area
1.9997793342748E+14
Volume
1.169649964125E+21
Height
10130583.560962