1224 is an even 4-digits composite number following 1223
and preceding 1225 . In scientific notation, it is written as 1.224 × 10^3.
The sum of its digits is 9. It has a total of 5 prime factors and 16 positive divisors.
There are 384 positive integers (up to 1224) that are relatively prime to 1224.
1224 has 16 divisors, whose sum is 2700
The reverse of 1224 is 4221
Previous prime number is 9
Is Prime? no
Number parity even
Number length 4
Sum of Digits 9
Digital Root 9
Name
one thousand two hundred twenty-four
Scientific notation
1.224 × 10^3
Engineering notation
1.224 × 10^3
Prime Factorization
2 × 2 × 2 × 9 × 17
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
306
Product of the distinct prime numbers
The prime factorization of 1224 is 2 × 2 × 2 × 9 × 17.
Since it has a total of 5 prime factors.
9 , 2 , 87 , 19 , 704 , 351 , 8527 , 992 , 18278 , 54185 , 407224 , 727094 , 9503586 , 3612605 , 65898731 , 12651141 , 548527710 , 200682309 , 7587752905 , 8880946389
n×2
2448
n×3
3672
n×4
4896
n×5
6120
n÷2
612
n÷3
408
n÷3
306
n÷5
244.8
n2
1498176
n3
1833767424
n4
2244531326976
n5
2747306344218624
2 √n
34.985711369072
3 √n
10.696962482479
4 √n
5.9148720501015
5 √n
4.1453030272688
1 , 2 , 4 , 8 , 9 , 17 , 18 , 34 , 36 , 68 , 72 , 136 , 153 , 306 , 612 , 1224
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
-1223
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 1224 can be divided by 16 positive divisors.
The sum of these divisors (counting 1224) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011001000
3
Ternary
1200100
4
Quaternary
103020
5
Quinary
14344
6
Senary
5400
8
Octal
2310
10
Decimal
1224
12
Duodecimal
860
16
Hexadecimal
4c8
20
Vigesimal
314
36
Base36
y0
md5
68d13cf26c4b4f4f932e3eff990093ba
sha1
4fd505f8aeed956f068c4ce57bfc30a6131b7c79
sha256
0d866ba9f9fd0f2cbb2134daf52356d2021a3686352d5c19d967305bf9e4bbdc
sha512
a0a39709cfa74ffd3488a2d6cbc923e3c4e4fcf44154d46366133c9ca17c324ba4f3d135ec7fd0521b2a682a0fcd96ac5bf34f09b883e72b7b7b9a2c4863cb7e
ripemd-160
b1c0bf749e1cee5840c84146f4f9eb613d0eb0d5
Diameter
2448
Circumference
7690.6188159878
Area
4706658.7153845
Volume
7681267023.5076
Surface area
18826634.861538
Circumference
7690.6188159878
Perimeter
4896
Area
1498176
Diagonal
1730.9974003447
Surface area
8989056
Volume
1833767424
Space diagonal
2120.0301884643
Perimeter
3672
Area
648729.23767008
Altitude
1060.0150942322
Surface area
648729.23767008
Volume
216111563.43823
Height
576.99913344822