21931625 is an odd 8-digits composite number following 21931624
and preceding 21931626 . In scientific notation, it is written as 2.1931625 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 17545200 positive integers (up to 21931625) that are relatively prime to 21931625.
21931625 has 8 divisors, whose sum is 27370824
The reverse of 21931625 is 52613912
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million nine hundred thirty-one thousand six hundred twenty-five
Scientific notation
2.1931625 × 10^7
Engineering notation
2.1931625 × 10^6
Prime Factorization
25 × 5 × 175453
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21931625
Product of the distinct prime numbers
The prime factorization of 21931625 is 25 × 5 × 175453.
Since it has a total of 3 prime factors.
9 , 10 , 17 , 56 , 384 , 82 , 945 , 4500 , 75164 , 89606 , 219851 , 279642 , 734951 , 5427515 , 23601587 , 67885441 , 966378529 , 384377496 , 9347169736 , 3687661898
n×2
43863250
n×3
65794875
n×4
87726500
n×5
109658125
n÷2
10965812.5
n÷3
7310541.6666667
n÷3
5482906.25
n÷5
4386325
n2
480996175140625
n3
1.0549027739619E+22
n4
2.3135732049991E+29
n5
5.0740419942089E+36
2 √n
4683.1212882009
3 √n
279.9133447831
4 √n
68.433334627218
5 √n
29.390986432547
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
-21931624
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 21931625 can be divided by 8 positive divisors.
The sum of these divisors (counting 21931625) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011101010011001101001
3
Ternary
1112021020112102
4
Quaternary
1103222121221
5
Quinary
21103303000
6
Senary
2102023145
8
Octal
123523151
10
Decimal
21931625
12
Duodecimal
7417ab5
16
Hexadecimal
14ea669
20
Vigesimal
6h1915
36
Base36
d22jt
md5
a9291a7711b55ea93f12e87e1c048e7c
sha1
b7d0330e9e91acc6f3a75002fee7eea6ae84937a
sha256
c8f5d03171eaffabceeaabd530c605b5a8d21f6624d9674a7dc9a4567b9df65d
sha512
d3f2e37077a5313a52cd162c00a8bc886ac6d193b38bb80176d01d5043b5d7e52fe3021953f9ada3c7ffce66b52cfd3236c3799e29139196dc78235d1c77afb3
ripemd-160
5c9b36873e1f086b65ddf271bd6505a9602e37fa
Diameter
43863250
Circumference
137800463.96257
Area
1.5110940502266E+15
Volume
4.4187664065734E+22
Surface area
6.0443762009063E+15
Circumference
137800463.96257
Perimeter
87726500
Area
480996175140625
Diagonal
31016001.519881
Surface area
2885977050843750
Volume
1.0549027739619E+22
Space diagonal
37986688.792548
Perimeter
65794875
Area
2.0827745339747E+14
Altitude
18993344.396274
Surface area
2.0827745339747E+14
Volume
1.2432148416015E+21
Height
10338667.173294