21552521 is an odd 8-digits prime number following 21552520
and preceding 21552522 . In scientific notation, it is written as 2.1552521 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 21552520 positive integers (up to 21552521) that are relatively prime to 21552521.
21552521 has 2 divisors, whose sum is 21552522
The reverse of 21552521 is 12525512
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million five hundred fifty-two thousand five hundred twenty-one
Scientific notation
2.1552521 × 10^7
Engineering notation
2.1552521 × 10^6
Prime Factorization
21552521
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21552521
Product of the distinct prime numbers
The prime factorization of 21552521 is 21552521.
Since it has a total of 1 prime factors.
9 , 5 , 24 , 10 , 930 , 473 , 7919 , 9317 , 19527 , 77426 , 974567 , 563226 , 164669 , 7645528 , 51140570 , 40216461 , 691701870 , 946396846 , 3023481028 , 7623448769
n×2
43105042
n×3
64657563
n×4
86210084
n×5
107762605
n÷2
10776260.5
n÷3
7184173.6666667
n÷3
5388130.25
n÷5
4310504.2
n2
464511161455441
n3
1.0011386562003E+22
n4
2.1577061911668E+29
n5
4.6504007996953E+36
2 √n
4642.4692783044
3 √n
278.29112662344
4 √n
68.135668179775
5 √n
29.288667611993
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21552522
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10776261
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4642.4693860057
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999072034
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21552521 can be divided by 2 positive divisors.
The sum of these divisors (counting 21552521) is 21552522, the average is 10776261.
Base
System
Value
2
Binary
1010010001101110110001001
3
Ternary
1111112222111112
4
Quaternary
1102031312021
5
Quinary
21004140041
6
Senary
2045540105
8
Octal
122156611
10
Decimal
21552521
12
Duodecimal
7274635
16
Hexadecimal
148dd89
20
Vigesimal
6ee161
36
Base36
cty15
md5
12c5775dff72d0e9f4239a9a82ae68ab
sha1
711f4a21f1336cb74f650b6e5e20cb1815930748
sha256
2f563f97cd61ae3be409d19431ddfab99529fd07b680c13dda6ef01518fc16d4
sha512
7886f20ad9107327e68ae482894f6bcc271a7f8a1bf1f03b3d30a7fc2e9a5c59e1c4596d8221427e1e390689498451f98cdbbbefe51daaa4263f5bd76f28654c
ripemd-160
d4f424af0cdef7dec7ac50b4eef1aa80951a2561
Diameter
43105042
Circumference
135418483.27988
Area
1.4593048523389E+15
Volume
4.1935597967247E+22
Surface area
5.8372194093555E+15
Circumference
135418483.27988
Perimeter
86210084
Area
464511161455441
Diagonal
30479867.501531
Surface area
2787066968732646
Volume
1.0011386562003E+22
Space diagonal
37330061.403195
Perimeter
64657563
Area
2.0113923308091E+14
Altitude
18665030.701598
Surface area
2.0113923308091E+14
Volume
1.1798532211787E+21
Height
10159955.833844