369 is an odd 3-digits composite number following 368
and preceding 370 . In scientific notation, it is written as 3.69 × 10^2.
The sum of its digits is 18. It has a total of 3 prime factors and 6 positive divisors.
There are 240 positive integers (up to 369) that are relatively prime to 369.
369 has 6 divisors, whose sum is 546
The reverse of 369 is 963
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 18
Digital Root 9
Name
three hundred sixty-nine
Scientific notation
3.69 × 10^2
Engineering notation
3.69 × 10^0
Prime Factorization
41 × 3 × 3
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123
Product of the distinct prime numbers
The prime factorization of 369 is 41 × 3 × 3.
Since it has a total of 3 prime factors.
6 , 5 , 35 , 16 , 588 , 84 , 7905 , 7746 , 92398 , 29703 , 211291 , 43058 , 1650087 , 9524115 , 65289382 , 31654224 , 134830715 , 530391846 , 2880448490 , 6358636406
n×2
738
n×3
1107
n×4
1476
n×5
1845
n÷2
184.5
n÷3
123
n÷3
92.25
n÷5
73.8
n2
136161
n3
50243409
n4
18539817921
n5
6841192812849
2 √n
19.209372712299
3 √n
7.1725809000888
4 √n
4.3828498391228
5 √n
3.261409059409
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-368
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 369 can be divided by 6 positive divisors.
The sum of these divisors (counting 369) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101110001
3
Ternary
111200
4
Quaternary
11301
5
Quinary
2434
6
Senary
1413
8
Octal
561
10
Decimal
369
12
Duodecimal
269
16
Hexadecimal
171
20
Vigesimal
i9
36
Base36
a9
md5
0c74b7f78409a4022a2c4c5a5ca3ee19
sha1
5e06d22c8893e27d5a7243bd185faa94cc593072
sha256
5f193b350c8aba4883dedf97367ef3080821470661d0a2e1faf420a300cb5ca8
sha512
f6c7f9faade240fd9632c297c9637ade1ff770984b3446b994faa11a6bf551f5cd73768eb6bbc6a69aba78c7687b4c63c2e6cea59d151a37a78093e9de785cb7
ripemd-160
47c67284617cd9e57eed768df81657071190a567
Diameter
738
Circumference
2318.4953783493
Area
427762.39730544
Volume
210459099.47428
Surface area
1711049.5892218
Circumference
2318.4953783493
Perimeter
1476
Area
136161
Diagonal
521.84480451567
Surface area
816966
Volume
50243409
Space diagonal
639.12674799292
Perimeter
1107
Area
58959.442502346
Altitude
319.56337399646
Surface area
58959.442502346
Volume
5921242.5356382
Height
173.94826817189