21853669 is an odd 8-digits composite number following 21853668
and preceding 21853670 . In scientific notation, it is written as 2.1853669 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 21834496 positive integers (up to 21853669) that are relatively prime to 21853669.
21853669 has 4 divisors, whose sum is 21872844
The reverse of 21853669 is 96635812
Previous prime number is 1217
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million eight hundred fifty-three thousand six hundred sixty-nine
Scientific notation
2.1853669 × 10^7
Engineering notation
2.1853669 × 10^6
Prime Factorization
1217 × 17957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21853669
Product of the distinct prime numbers
The prime factorization of 21853669 is 1217 × 17957.
Since it has a total of 2 prime factors.
10 , 3 , 40 , 54 , 65 , 843 , 1362 , 7855 , 44728 , 34729 , 553157 , 721948 , 2095672 , 1213119 , 81798365 , 74616718 , 232222550 , 999235123 , 6893021321 , 3460536094
n×2
43707338
n×3
65561007
n×4
87414676
n×5
109268345
n÷2
10926834.5
n÷3
7284556.3333333
n÷3
5463417.25
n÷5
4370733.8
n2
477582848761561
n3
1.0436937496912E+22
n4
2.2808537743121E+29
n5
4.9845023421217E+36
2 √n
4674.7907974582
3 √n
279.58130022714
4 √n
68.372441798273
5 √n
29.370062599148
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21853668
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21853669 can be divided by 4 positive divisors.
The sum of these divisors (counting 21853669) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011010111010111100101
3
Ternary
1112010021121011
4
Quaternary
1103113113211
5
Quinary
21043304134
6
Senary
2100222221
8
Octal
123272745
10
Decimal
21853669
12
Duodecimal
739a971
16
Hexadecimal
14d75e5
20
Vigesimal
6gbe39
36
Base36
d0eed
md5
c96637aa602d72beb4be851bf9f9eff7
sha1
d9e3f20dd00297aceb2d5927ac7fb58ebc7e0862
sha256
e829c65e6d256b477515bf49bcb186963134d5e4701fbdae5f02381506667b95
sha512
fdbce1f5e4eb2f0b9f951c23355d8e9e2f1ee7176bd0391c6ec4010cbc10c3278d5356891cce832d2e36b3430729099c0f51a4f9c6661275054c463a064ef717
ripemd-160
1ca5fe5934dab7cb08ea1beeb9a461db9f8fddcc
Diameter
43707338
Circumference
137310651.96877
Area
1.5003707691498E+15
Volume
4.3718141555034E+22
Surface area
6.0014830765992E+15
Circumference
137310651.96877
Perimeter
87414676
Area
477582848761561
Diagonal
30905755.087412
Surface area
2865497092569366
Volume
1.0436937496912E+22
Space diagonal
37851665.039793
Perimeter
65561007
Area
2.0679943971963E+14
Altitude
18925832.519896
Surface area
2.0679943971963E+14
Volume
1.2300048798145E+21
Height
10301918.362471