21752488 is an even 8-digits composite number following 21752487
and preceding 21752489 . In scientific notation, it is written as 2.1752488 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors.
There are 10713648 positive integers (up to 21752488) that are relatively prime to 21752488.
21752488 has 16 divisors, whose sum is 41395680
The reverse of 21752488 is 88425712
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million seven hundred fifty-two thousand four hundred eighty-eight
Scientific notation
2.1752488 × 10^7
Engineering notation
2.1752488 × 10^6
Prime Factorization
2 × 2 × 2 × 67 × 40583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5438122
Product of the distinct prime numbers
The prime factorization of 21752488 is 2 × 2 × 2 × 67 × 40583.
Since it has a total of 5 prime factors.
6 , 2 , 18 , 40 , 156 , 323 , 1823 , 2920 , 28987 , 72770 , 414255 , 502687 , 5611311 , 1661075 , 44264242 , 47962186 , 458920568 , 851626567 , 1980506913 , 7011676488
n×2
43504976
n×3
65257464
n×4
87009952
n×5
108762440
n÷2
10876244
n÷3
7250829.3333333
n÷3
5438122
n÷5
4350497.6
n2
473170734190144
n3
1.0292640717422E+22
n4
2.2389054369404E+29
n5
4.8701763650181E+36
2 √n
4663.9562605153
3 √n
279.1491518033
4 √n
68.29316408335
5 √n
29.342815813858
1 , 2 , 4 , 8 , 67 , 134 , 268 , 536 , 40583 , 81166 , 162332 , 324664 , 2719061 , 5438122 , 10876244 , 21752488
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
-21752487
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 21752488 can be divided by 16 positive divisors.
The sum of these divisors (counting 21752488) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010111110101010101000
3
Ternary
1111221010210201
4
Quaternary
1102332222220
5
Quinary
21032034423
6
Senary
2054121544
8
Octal
122765250
10
Decimal
21752488
12
Duodecimal
73502b4
16
Hexadecimal
14beaa8
20
Vigesimal
6fj148
36
Base36
cy8bs
md5
cdabd48bd5705c6cb770326fbaa84366
sha1
82f0ccc41ee95ce51ec8c115bb7632d39fc0725e
sha256
b0937f33c63f348bd8985228fe776ca6db9a47ac30c17367fa807e569af084ae
sha512
67bf9298cd28660a849d8306ea1ff4fc07597e1bb664e06fb909d27e02d3cdc1d767f9833edabd9a51f7dc87d3aa07d3efe7a00b255a952d7a55434831071666
ripemd-160
8d3e574270414974081619d2b8f924868ce9756b
Diameter
43504976
Circumference
136674912.9962
Area
1.4865097024254E+15
Volume
4.3113712618524E+22
Surface area
5.9460388097018E+15
Circumference
136674912.9962
Perimeter
87009952
Area
473170734190144
Diagonal
30762663.544958
Surface area
2839024405140864
Volume
1.0292640717422E+22
Space diagonal
37676414.407032
Perimeter
65257464
Area
2.04888938068E+14
Altitude
18838207.203516
Surface area
2.04888938068E+14
Volume
1.2129993412677E+21
Height
10254221.181653