21485763 is an odd 8-digits composite number following 21485762
and preceding 21485764 . In scientific notation, it is written as 2.1485763 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 12890880 positive integers (up to 21485763) that are relatively prime to 21485763.
21485763 has 16 divisors, whose sum is 29617056
The reverse of 21485763 is 36758412
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million four hundred eighty-five thousand seven hundred sixty-three
Scientific notation
2.1485763 × 10^7
Engineering notation
2.1485763 × 10^6
Prime Factorization
3 × 117 × 41 × 1493
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21485763
Product of the distinct prime numbers
The prime factorization of 21485763 is 3 × 117 × 41 × 1493.
Since it has a total of 4 prime factors.
10 , 7 , 4 , 36 , 671 , 153 , 5701 , 7358 , 77577 , 14475 , 441449 , 654842 , 4038600 , 660462 , 34382900 , 31746154 , 257844476 , 885924323 , 2702454255 , 7005139119
n×2
42971526
n×3
64457289
n×4
85943052
n×5
107428815
n÷2
10742881.5
n÷3
7161921
n÷3
5371440.75
n÷5
4297152.6
n2
461638011692169
n3
9.9186449110092E+21
n4
2.131096538391E+29
n5
4.5788235153989E+36
2 √n
4635.2737783221
3 √n
278.00349787708
4 √n
68.082844963486
5 √n
29.270501014138
1 , 3 , 41 , 117 , 123 , 351 , 1493 , 4479 , 4797 , 14391 , 61213 , 174681 , 183639 , 524043 , 7161921 , 21485763
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
-21485762
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 21485763 can be divided by 16 positive divisors.
The sum of these divisors (counting 21485763) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001111101100011000011
3
Ternary
1111102120221000
4
Quaternary
1101331203003
5
Quinary
21000021023
6
Senary
2044303043
8
Octal
121754303
10
Decimal
21485763
12
Duodecimal
7241a83
16
Hexadecimal
147d8c3
20
Vigesimal
6e5e83
36
Base36
csiir
md5
153387a4676c59739a08499e9ee6ec71
sha1
8fc23b917feef064782989c729dad68e64fd1000
sha256
7870c797abc87988d8ebf34557c1be4a5ea79612bc5673145dc65dd99d2894f6
sha512
b44a2107990c93cb9cd465522cb330c0f1e325e7a64ab9b0f864bc03fc527e78beed6f6bfdce82262e1084fe4cc98c6264cd27707ed27895ac7aaed8cf071419
ripemd-160
2abd831f0f8d63413aa3cc6b1ef532a3b91f291c
Diameter
42971526
Circumference
134999030.39514
Area
1.4502785861499E+15
Volume
4.154712264799E+22
Surface area
5.8011143445997E+15
Circumference
134999030.39514
Perimeter
85943052
Area
461638011692169
Diagonal
30385457.432534
Surface area
2769828070153014
Volume
9.9186449110092E+21
Space diagonal
37214433.155384
Perimeter
64457289
Area
1.9989512273898E+14
Altitude
18607216.577692
Surface area
1.9989512273898E+14
Volume
1.1689235127927E+21
Height
10128485.810845