21552225 is an odd 8-digits composite number following 21552224
and preceding 21552226 . In scientific notation, it is written as 2.1552225 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 11320320 positive integers (up to 21552225) that are relatively prime to 21552225.
21552225 has 16 divisors, whose sum is 28005120
The reverse of 21552225 is 52225512
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million five hundred fifty-two thousand two hundred twenty-five
Scientific notation
2.1552225 × 10^7
Engineering notation
2.1552225 × 10^6
Prime Factorization
15 × 5 × 67 × 4289
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21552225
Product of the distinct prime numbers
The prime factorization of 21552225 is 15 × 5 × 67 × 4289.
Since it has a total of 4 prime factors.
9 , 6 , 24 , 6 , 334 , 536 , 5432 , 9811 , 47349 , 6585 , 890515 , 674675 , 8171254 , 2210115 , 19687940 , 33325486 , 792371604 , 499704913 , 8705790395 , 7426190822
n×2
43104450
n×3
64656675
n×4
86208900
n×5
107761125
n÷2
10776112.5
n÷3
7184075
n÷3
5388056.25
n÷5
4310445
n2
464498402450625
n3
1.0010974081756E+22
n4
2.1575876587918E+29
n5
4.6500814679505E+36
2 √n
4642.4373986086
3 √n
278.28985261083
4 √n
68.13543423659
5 √n
29.288587162071
1 , 5 , 15 , 67 , 75 , 335 , 1005 , 4289 , 5025 , 21445 , 64335 , 287363 , 321675 , 1436815 , 4310445 , 21552225
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21552224
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21552225 can be divided by 16 positive divisors.
The sum of these divisors (counting 21552225) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001101110001100001
3
Ternary
1111112222002120
4
Quaternary
1102031301201
5
Quinary
21004132400
6
Senary
2045534453
8
Octal
122156141
10
Decimal
21552225
12
Duodecimal
7274429
16
Hexadecimal
148dc61
20
Vigesimal
6ee0b5
36
Base36
ctxsx
md5
e78a681562dc8ee0bd390894a3825c54
sha1
5f5d3b1b222afe4d2c0f85e61c9360690ae508ce
sha256
f944eadb4d15df64b10c9d1dd08169f17a0042b7aad88be58c7b3c65530042d1
sha512
ba7be0754247e127889f23d13cac2665cd4739ce149595bbfc10bf6f8f73c0c9a413961c779185aa7731442faef734c5a1b0771b8d0c9a9d60b5a1690971f603
ripemd-160
b56c0c917c57d38795376aef543c6164f2a7e966
Diameter
43104450
Circumference
135416623.45703
Area
1.4592647687431E+15
Volume
4.1933870174032E+22
Surface area
5.8370590749723E+15
Circumference
135416623.45703
Perimeter
86208900
Area
464498402450625
Diagonal
30479448.894316
Surface area
2786990414703750
Volume
1.0010974081756E+22
Space diagonal
37329548.716156
Perimeter
64656675
Area
2.0113370826976E+14
Altitude
18664774.358078
Surface area
2.0113370826976E+14
Volume
1.1798046099155E+21
Height
10159816.298105