21295893 is an odd 8-digits composite number following 21295892
and preceding 21295894 . In scientific notation, it is written as 2.1295893 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13964400 positive integers (up to 21295893) that are relatively prime to 21295893.
21295893 has 8 divisors, whose sum is 28860256
The reverse of 21295893 is 39859212
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million two hundred ninety-five thousand eight hundred ninety-three
Scientific notation
2.1295893 × 10^7
Engineering notation
2.1295893 × 10^6
Prime Factorization
3 × 61 × 116371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21295893
Product of the distinct prime numbers
The prime factorization of 21295893 is 3 × 61 × 116371.
Since it has a total of 3 prime factors.
10 , 6 , 51 , 54 , 152 , 597 , 3061 , 718 , 79026 , 38639 , 312744 , 93591 , 6766016 , 1205494 , 40744353 , 89419608 , 785525376 , 233378765 , 1379629399 , 1569615468
n×2
42591786
n×3
63887679
n×4
85183572
n×5
106479465
n÷2
10647946.5
n÷3
7098631
n÷3
5323973.25
n÷5
4259178.6
n2
453515058667449
n3
9.6580081632707E+21
n4
2.0567590843814E+29
n5
4.3800521387764E+36
2 √n
4614.7473386958
3 √n
277.18216674899
4 √n
67.931931657327
5 √n
29.218584404617
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
-21295892
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 21295893 can be divided by 8 positive divisors.
The sum of these divisors (counting 21295893) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001111001100010101
3
Ternary
1111001221110210
4
Quaternary
1101033030111
5
Quinary
20422432033
6
Senary
2040240033
8
Octal
121171425
10
Decimal
21295893
12
Duodecimal
7170019
16
Hexadecimal
144f315
20
Vigesimal
6d1jed
36
Base36
cog0l
md5
438349c19ac17230bfe0362d9583bebd
sha1
5f8ce1bbdb18dcc7f9622d0c88020cd1a810545c
sha256
42e69dcd15b4a1fb2aa911072c78e1fac2a7afcbfbe80f448e618053c0270b6f
sha512
37661bc2de054c192c771a45a8f0d8e350ea821744fcb3276c166fa121ce1f7f26d0ca0345c95dc5bd05d928906601f7678600f96d83224ca24632940aef3eae
ripemd-160
59f6d494e67947c8cf1fe6eb13e5f12f3579c5cd
Diameter
42591786
Circumference
133806042.00087
Area
1.424759576602E+15
Volume
4.0455369992055E+22
Surface area
5.699038306408E+15
Circumference
133806042.00087
Perimeter
85183572
Area
453515058667449
Diagonal
30116940.703446
Surface area
2721090352004694
Volume
9.6580081632707E+21
Space diagonal
36885568.66855
Perimeter
63887679
Area
1.963777809024E+14
Altitude
18442784.334275
Surface area
1.963777809024E+14
Volume
1.1382071775006E+21
Height
10038980.234482