21508052 is an even 8-digits composite number following 21508051
and preceding 21508053 . In scientific notation, it is written as 2.1508052 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 10691520 positive integers (up to 21508052) that are relatively prime to 21508052.
21508052 has 12 divisors, whose sum is 37857876
The reverse of 21508052 is 25080512
Previous prime number is 173
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million five hundred eight thousand fifty-two
Scientific notation
2.1508052 × 10^7
Engineering notation
2.1508052 × 10^6
Prime Factorization
2 × 2 × 173 × 31081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10754026
Product of the distinct prime numbers
The prime factorization of 21508052 is 2 × 2 × 173 × 31081.
Since it has a total of 4 prime factors.
9 , 3 , 31 , 49 , 63 , 265 , 2933 , 79 , 62318 , 445 , 781324 , 344759 , 9715773 , 6630578 , 3105769 , 55671507 , 829372748 , 345300039 , 1518850609 , 9857667795
n×2
43016104
n×3
64524156
n×4
86032208
n×5
107540260
n÷2
10754026
n÷3
7169350.6666667
n÷3
5377013
n÷5
4301610.4
n2
462596300834704
n3
9.9495452933605E+21
n4
2.1399533754595E+29
n5
4.6026228476959E+36
2 √n
4637.6774359586
3 √n
278.09959683817
4 √n
68.100495122713
5 √n
29.276571449202
1 , 2 , 4 , 173 , 346 , 692 , 31081 , 62162 , 124324 , 5377013 , 10754026 , 21508052
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21508051
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21508052 can be divided by 12 positive divisors.
The sum of these divisors (counting 21508052) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010000010111111010100
3
Ternary
1111110201111112
4
Quaternary
1102002333110
5
Quinary
21001224202
6
Senary
2044554152
8
Octal
122027724
10
Decimal
21508052
12
Duodecimal
7252958
16
Hexadecimal
1482fd4
20
Vigesimal
6e8a2c
36
Base36
cszpw
md5
8b90f4fb8ba2a473979fd1e4ebc4d768
sha1
4a352d86d98ff7cef7abce22e548406d50f9b859
sha256
d6447beefd82b43f8ead861667ff43db6eb0166a19861872b6ca244494f22b7d
sha512
2cb9f0bc2a7688d6bc33e87c6abbf6d94d32c4a694a61100e985dd8ce717b78a327af5fefc8c90ab6c91062d63b5ee04bf36bdb1cea2828a345b679abe77a8a1
ripemd-160
a15ea67cd614f5fb880180077c40992bb24aef90
Diameter
43016104
Circumference
135139076.31245
Area
1.4532891402801E+15
Volume
4.1676557866907E+22
Surface area
5.8131565611205E+15
Circumference
135139076.31245
Perimeter
86032208
Area
462596300834704
Diagonal
30416978.838626
Surface area
2775577805008224
Volume
9.9495452933605E+21
Space diagonal
37253038.835833
Perimeter
64524156
Area
2.0031007410978E+14
Altitude
18626519.417917
Surface area
2.0031007410978E+14
Volume
1.1725651577763E+21
Height
10138992.946209