21352005 is an odd 8-digits composite number following 21352004
and preceding 21352006 . In scientific notation, it is written as 2.1352005 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 11387520 positive integers (up to 21352005) that are relatively prime to 21352005.
21352005 has 8 divisors, whose sum is 24252120
The reverse of 21352005 is 50025312
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million three hundred fifty-two thousand five
Scientific notation
2.1352005 × 10^7
Engineering notation
2.1352005 × 10^6
Prime Factorization
45 × 9 × 52721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21352005
Product of the distinct prime numbers
The prime factorization of 21352005 is 45 × 9 × 52721.
Since it has a total of 3 prime factors.
6 , 7 , 1 , 95 , 123 , 716 , 7791 , 6732 , 89276 , 38626 , 381850 , 213617 , 3035708 , 9996662 , 56500207 , 33921521 , 879029196 , 924045667 , 8022427356 , 3903228354
n×2
42704010
n×3
64056015
n×4
85408020
n×5
106760025
n÷2
10676002.5
n÷3
7117335
n÷3
5338001.25
n÷5
4270401
n2
455908117520025
n3
9.7345524048282E+21
n4
2.0785221162065E+29
n5
4.4380614617852E+36
2 √n
4620.8229786479
3 √n
277.42539996176
4 √n
67.976635534924
5 √n
29.233965661185
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
-21352004
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 21352005 can be divided by 8 positive divisors.
The sum of these divisors (counting 21352005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011100111001000101
3
Ternary
1111011210110000
4
Quaternary
1101130321011
5
Quinary
20431231010
6
Senary
2041351513
8
Octal
121347105
10
Decimal
21352005
12
Duodecimal
7198599
16
Hexadecimal
145ce45
20
Vigesimal
6d9005
36
Base36
cpnb9
md5
ddbc71ee9a4c8a704ecf2f56fbdf525f
sha1
d7ff65106538995643a30bb067052a93d868c3a4
sha256
f634d6040824de64107baf1b8f809de51599962308abea074e50228a8c449295
sha512
9eb024831888abfe3795cb5e6a7bb14d1db9c7c96ea64b9415f46e1fdb5c3dc5cc35e213d9b750230deb7a956f996307db7832844b8a8dff4de5db70f2a1d030
ripemd-160
49372123a13e489563f0187f8a9bd2f3b84dadf7
Diameter
42704010
Circumference
134158604.09483
Area
1.4322775927129E+15
Volume
4.0775997761324E+22
Surface area
5.7291103708514E+15
Circumference
134158604.09483
Perimeter
85408020
Area
455908117520025
Diagonal
30196295.054858
Surface area
2735448705120150
Volume
9.7345524048282E+21
Space diagonal
36982757.503465
Perimeter
64056015
Area
1.9741400578194E+14
Altitude
18491378.751732
Surface area
1.9741400578194E+14
Volume
1.1472280028783E+21
Height
10065431.684953