21293321 is an odd 8-digits composite number following 21293320
and preceding 21293322 . In scientific notation, it is written as 2.1293321 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18080208 positive integers (up to 21293321) that are relatively prime to 21293321.
21293321 has 8 divisors, whose sum is 24563520
The reverse of 21293321 is 12339212
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million two hundred ninety-three thousand three hundred twenty-one
Scientific notation
2.1293321 × 10^7
Engineering notation
2.1293321 × 10^6
Prime Factorization
7 × 107 × 28429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21293321
Product of the distinct prime numbers
The prime factorization of 21293321 is 7 × 107 × 28429.
Since it has a total of 3 prime factors.
6 , 5 , 29 , 37 , 448 , 755 , 117 , 9254 , 61447 , 94310 , 409153 , 542844 , 1866212 , 470340 , 10063974 , 18195083 , 846746572 , 398037107 , 4371757750 , 3944583894
n×2
42586642
n×3
63879963
n×4
85173284
n×5
106466605
n÷2
10646660.5
n÷3
7097773.6666667
n÷3
5323330.25
n÷5
4258664.2
n2
453405519209041
n3
9.6545092636898E+21
n4
2.0557656484922E+29
n5
4.3774077854118E+36
2 √n
4614.4686584698
3 √n
277.17100745745
4 √n
67.929880453816
5 √n
29.217878598762
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21293320
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21293321 can be divided by 8 positive divisors.
The sum of these divisors (counting 21293321) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001110100100001001
3
Ternary
1111001210221112
4
Quaternary
1101032210021
5
Quinary
20422341241
6
Senary
2040220105
8
Octal
121164411
10
Decimal
21293321
12
Duodecimal
716a635
16
Hexadecimal
144e909
20
Vigesimal
6d1d61
36
Base36
coe15
md5
1a29a123783b1f895acbfe41a4da02aa
sha1
470392df25b8b71ff5bb323bfcbe21205ba7465a
sha256
ec46967e9367c2e1729c37b68a1fa42b8fe82bd8a85aa7a62b25110e08d59bdd
sha512
9d69cc6543c9ce12768091fc11ed9c3e5dfe6d47b853a9f1334d915228893bd319fc39ef4506e66327f6a74f8eaebd1fb7adac26dd2cd1287a0053f7e3691287
ripemd-160
c6ce212d9362ab1780c8fdbb9b822df8b63c5868
Diameter
42586642
Circumference
133789881.64826
Area
1.4244154482442E+15
Volume
4.0440713835763E+22
Surface area
5.6976617929768E+15
Circumference
133789881.64826
Perimeter
85173284
Area
453405519209041
Diagonal
30113303.346164
Surface area
2720433115254246
Volume
9.6545092636898E+21
Space diagonal
36881113.833873
Perimeter
63879963
Area
1.9633034892555E+14
Altitude
18440556.916937
Surface area
1.9633034892555E+14
Volume
1.1377948282306E+21
Height
10037767.782055