21453275 is an odd 8-digits composite number following 21453274
and preceding 21453276 . In scientific notation, it is written as 2.1453275 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 17106240 positive integers (up to 21453275) that are relatively prime to 21453275.
21453275 has 8 divisors, whose sum is 22384752
The reverse of 21453275 is 57235412
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred fifty-three thousand two hundred seventy-five
Scientific notation
2.1453275 × 10^7
Engineering notation
2.1453275 × 10^6
Prime Factorization
25 × 347 × 2473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21453275
Product of the distinct prime numbers
The prime factorization of 21453275 is 25 × 347 × 2473.
Since it has a total of 3 prime factors.
8 , 2 , 34 , 44 , 349 , 702 , 8542 , 4730 , 40321 , 78744 , 202186 , 747281 , 1181885 , 265125 , 81644472 , 67785470 , 887896484 , 842610203 , 3629696491 , 5978247020
n×2
42906550
n×3
64359825
n×4
85813100
n×5
107266375
n÷2
10726637.5
n÷3
7151091.6666667
n÷3
5363318.75
n÷5
4290655
n2
460243008225625
n3
9.8737198222916E+21
n4
2.1182362662057E+29
n5
4.5443105133885E+36
2 √n
4631.7680209613
3 √n
277.86330684768
4 √n
68.057093832762
5 √n
29.261643840066
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
-21453274
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 21453275 can be divided by 8 positive divisors.
The sum of these divisors (counting 21453275) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110101100111011011
3
Ternary
1111100221100202
4
Quaternary
1101311213123
5
Quinary
20443001100
6
Senary
2043452415
8
Octal
121654733
10
Decimal
21453275
12
Duodecimal
722710b
16
Hexadecimal
14759db
20
Vigesimal
6e1d3f
36
Base36
crtgb
md5
ef3af06dbae73f32d2f23253e2535f3a
sha1
a5ed92432f88422cd52f998be5815b7419e761b6
sha256
312ffba824ecfbdc824efa6f504f94137924b7038eead34213b24a9db79ff462
sha512
9468bbb30dbbf497ef4818b8d27a393d5543c1dbd7e180f6422d34dc372a1ac9c4ce93cac9b9495189f52cc0921e45aa3a368b59c402a25ce8ea20d82ee639b1
ripemd-160
713c0117d3e5e300fee89448c19482d579bd0262
Diameter
42906550
Circumference
134794902.27088
Area
1.4458960535077E+15
Volume
4.135894087642E+22
Surface area
5.7835842140308E+15
Circumference
134794902.27088
Perimeter
85813100
Area
460243008225625
Diagonal
30339512.46232
Surface area
2761458049353750
Volume
9.8737198222916E+21
Space diagonal
37158162.288747
Perimeter
64359825
Area
1.9929106851878E+14
Altitude
18579081.144374
Surface area
1.9929106851878E+14
Volume
1.1636290403131E+21
Height
10113170.820773