21321539 is an odd 8-digits prime number following 21321538
and preceding 21321540 . In scientific notation, it is written as 2.1321539 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 21321538 positive integers (up to 21321539) that are relatively prime to 21321539.
21321539 has 2 divisors, whose sum is 21321540
The reverse of 21321539 is 93512312
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 26 Digital Root 8
Name
twenty-one million three hundred twenty-one thousand five hundred thirty-nine
Scientific notation
2.1321539 × 10^7
Engineering notation
2.1321539 × 10^6
Prime Factorization
21321539
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21321539 Product of the distinct prime numbers
The prime factorization of 21321539 is 21321539.
Since it has a total of 1 prime factors.
10 , 1 , 53 , 67 , 164 , 962 , 591 , 2931 , 23343 , 8640 , 25858 , 165697 , 8495557 , 9208019 , 58509707 , 67137951 , 181771510 , 46852976 , 3215892928 , 129736137
n×2
42643078
n×3
63964617
n×4
85286156
n×5
106607695
n÷2
10660769.5
n÷3
7107179.6666667
n÷3
5330384.75
n÷5
4264307.8
n2
454608025328521
n3
9.692942741755E+21
n4
2.066684566931E+29
n5
4.4064895594517E+36
2 √n4617.5252029632
3 √n277.29338948089
4 √n67.952374520418
5 √n29.225618428627
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21321540 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10660770 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4617.5253112463 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999061981 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21321539 can be divided by 2 positive divisors.
The sum of these divisors (counting 21321539) is 21321540, the average is 10660770.
Base
System
Value
2
Binary
1010001010101011101000011
3
Ternary
1111010020122122
4
Quaternary
1101111131003
5
Quinary
20424242124
6
Senary
2040554455
8
Octal
121253503
10
Decimal
21321539
12
Duodecimal
7182a2b
16
Hexadecimal
1455743
20
Vigesimal
6d53gj
36
Base36
cozsz
md5
d218dc6ae239db1c7dc0a5e5b332bd51
sha1
04f1e251bd4b8c3f39daa95245d910f88635eac5
sha256
0d028721a19a0e06c665bdaa1f81d73487b7953333b2d3bb42835b287eb9b384
sha512
d3501717969023cc6de430008582242423da8a1aad3f584bd4d4494b2e2475d738f5b69fa924464f7f14e45008c886caad754efacb72a1e35253c2208fe5d50f
ripemd-160
ae91b1b253a16352cd88f7c8f495828649365d04
Diameter
42643078
Circumference
133967180.57126
Area
1.428193232635E+15
Volume
4.0601703612219E+22
Surface area
5.7127729305402E+15
Circumference
133967180.57126
Perimeter
85286156
Area
454608025328521
Diagonal
30153209.624467
Surface area
2727648151971126
Volume
9.692942741755E+21
Space diagonal
36929988.843561
Perimeter
63964617
Area
1.9685104934939E+14
Altitude
18464994.421781
Surface area
1.9685104934939E+14
Volume
1.142324257058E+21
Height
10051069.874822