21551283 is an odd 8-digits composite number following 21551282
and preceding 21551284 . In scientific notation, it is written as 2.1551283 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13262256 positive integers (up to 21551283) that are relatively prime to 21551283.
21551283 has 12 divisors, whose sum is 33524400
The reverse of 21551283 is 38215512
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million five hundred fifty-one thousand two hundred eighty-three
Scientific notation
2.1551283 × 10^7
Engineering notation
2.1551283 × 10^6
Prime Factorization
3 × 3 × 13 × 184199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7183761
Product of the distinct prime numbers
The prime factorization of 21551283 is 3 × 3 × 13 × 184199.
Since it has a total of 4 prime factors.
6 , 8 , 35 , 66 , 673 , 234 , 3346 , 4045 , 81252 , 59120 , 752990 , 562598 , 5601873 , 5080412 , 89791746 , 44969260 , 699006309 , 187317776 , 7871083895 , 1723180563
n×2
43102566
n×3
64653849
n×4
86205132
n×5
107756415
n÷2
10775641.5
n÷3
7183761
n÷3
5387820.75
n÷5
4310256.6
n2
464457798946089
n3
1.0009661466644E+22
n4
2.1572104700185E+29
n5
4.6490653329931E+36
2 √n
4642.3359421739
3 √n
278.28579807414
4 √n
68.134689712172
5 √n
29.288331129745
1 , 3 , 9 , 13 , 39 , 117 , 184199 , 552597 , 1657791 , 2394587 , 7183761 , 21551283
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21551282
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551283 can be divided by 12 positive divisors.
The sum of these divisors (counting 21551283) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001101100010110011
3
Ternary
1111112220210200
4
Quaternary
1102031202303
5
Quinary
21004120113
6
Senary
2045530243
8
Octal
122154263
10
Decimal
21551283
12
Duodecimal
7273983
16
Hexadecimal
148d8b3
20
Vigesimal
6edi43
36
Base36
ctx2r
md5
191114c51a63773dd59bee743183c4ec
sha1
517e1c6d08fa708ac69e42808e90024fc7dcc3ed
sha256
bbbb11c30d79bc0c0c4f06f252fffc331d673ecb23a1fca626a8b1c6cc537171
sha512
8c3557e751409395be9e1c38b004f696cba24340d2dec54e24fea213328d2e5f402037697429b8633c33884c83d0d3e03ff0774a3606b9b813e69c639918d70c
ripemd-160
2fe13c4d5ee113350003f788b2116e5504699aec
Diameter
43102566
Circumference
135410704.69647
Area
1.4591372090715E+15
Volume
4.1928371904707E+22
Surface area
5.8365488362861E+15
Circumference
135410704.69647
Perimeter
86205132
Area
464457798946089
Diagonal
30478116.705141
Surface area
2786746793676534
Volume
1.0009661466644E+22
Space diagonal
37327917.124295
Perimeter
64653849
Area
2.0111612643656E+14
Altitude
18663958.562148
Surface area
2.0111612643656E+14
Volume
1.179649916741E+21
Height
10159372.235047