21552008 is an even 8-digits composite number following 21552007
and preceding 21552009 . In scientific notation, it is written as 2.1552008 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 8 positive divisors.
There are 10776000 positive integers (up to 21552008) that are relatively prime to 21552008.
21552008 has 8 divisors, whose sum is 40410030
The reverse of 21552008 is 80025512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million five hundred fifty-two thousand eight
Scientific notation
2.1552008 × 10^7
Engineering notation
2.1552008 × 10^6
Prime Factorization
2 × 2 × 2 × 2694001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5388002
Product of the distinct prime numbers
The prime factorization of 21552008 is 2 × 2 × 2 × 2694001.
Since it has a total of 4 prime factors.
10 , 10 , 77 , 84 , 81 , 85 , 2272 , 630 , 14826 , 93401 , 547136 , 329977 , 2683971 , 7572635 , 31108317 , 34447528 , 910393311 , 477817505 , 4099357665 , 3908334426
n×2
43104016
n×3
64656024
n×4
86208032
n×5
107760040
n÷2
10776004
n÷3
7184002.6666667
n÷3
5388002
n÷5
4310401.6
n2
464489048832064
n3
1.0010671696341E+22
n4
2.1575007648492E+29
n5
4.6498473744035E+36
2 √n
4642.4140272061
3 √n
278.28891861444
4 √n
68.135262729413
5 √n
29.288528183019
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
-21552007
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 21552008 can be divided by 8 positive divisors.
The sum of these divisors (counting 21552008) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001101101110001000
3
Ternary
1111112221210112
4
Quaternary
1102031232020
5
Quinary
21004131013
6
Senary
2045533452
8
Octal
122155610
10
Decimal
21552008
12
Duodecimal
7274288
16
Hexadecimal
148db88
20
Vigesimal
6ee008
36
Base36
ctxmw
md5
b2a760c3a40cde985a841b8ed7d61c27
sha1
3953014b3a24834e49ebb7fb76c2f764f8dfb3e1
sha256
7377099fb7181e323993bd9ff871903ddd01686f720af3ceaf15c0ec3f8c841e
sha512
cf0c781ce7c5f0535e792c4bf5494757dc635e49d9932893beec599165804837721a6b9a87b2697b20625ec3e9f16811822c6bb2fcae2e25a9f723f3498f4165
ripemd-160
48656d5bdbcd07d7c5475bde45dfb3469544972e
Diameter
43104016
Circumference
135415260.00582
Area
1.4592353834837E+15
Volume
4.1932603544966E+22
Surface area
5.8369415339349E+15
Circumference
135415260.00582
Perimeter
86208032
Area
464489048832064
Diagonal
30479142.009973
Surface area
2786934292992384
Volume
1.0010671696341E+22
Space diagonal
37329172.861131
Perimeter
64656024
Area
2.0112965803412E+14
Altitude
18664586.430565
Surface area
2.0112965803412E+14
Volume
1.1797689734525E+21
Height
10159714.003324