3215 is an odd 4-digits composite number following 3214
and preceding 3216 . In scientific notation, it is written as 3.215 × 10^3.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 2568 positive integers (up to 3215) that are relatively prime to 3215.
3215 has 4 divisors, whose sum is 3864
The reverse of 3215 is 5123
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 11
Digital Root 2
Name
three thousand two hundred fifteen
Scientific notation
3.215 × 10^3
Engineering notation
3.215 × 10^3
Prime Factorization
5 × 643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
3215
Product of the distinct prime numbers
The prime factorization of 3215 is 5 × 643.
Since it has a total of 2 prime factors.
3 , 4 , 69 , 82 , 289 , 749 , 419 , 9562 , 50084 , 81757 , 848493 , 404583 , 8388980 , 2099767 , 8382498 , 19391934 , 8925462 , 262470327 , 6928147671 , 8635554600
n×2
6430
n×3
9645
n×4
12860
n×5
16075
n÷2
1607.5
n÷3
1071.6666666667
n÷3
803.75
n÷5
643
n2
10336225
n3
33230963375
n4
106837547250625
n5
343482714410759375
2 √n
56.700970009339
3 √n
14.759115307956
4 √n
7.5300046486931
5 √n
5.0284738439831
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
-3214
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 3215 can be divided by 4 positive divisors.
The sum of these divisors (counting 3215) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010001111
3
Ternary
11102002
4
Quaternary
302033
5
Quinary
100330
6
Senary
22515
8
Octal
6217
10
Decimal
3215
12
Duodecimal
1a3b
16
Hexadecimal
c8f
20
Vigesimal
80f
36
Base36
2hb
md5
e2eacaff46787bfeefcaa24cf35264c7
sha1
f19cfbfd92943598a5fd121803f33aa27a6a7737
sha256
9a094988ee453389615f0706c2467b3f4ac80ea300d3ba1f20d3698d5f5dbafa
sha512
f8bca6b6817e929a8fb2e257a203729690a6c8f7717f537a1f1d803bfb3be9eaa8c5a0efa4ba1d144c2fa1c802ff7aa460a089da79c96c0fffdac2854518aabe
ripemd-160
cf88bae6064f1b3b64e1c347381b0529840a6991
Diameter
6430
Circumference
20200.440762582
Area
32472208.525851
Volume
139197533880.82
Surface area
129888834.1034
Circumference
20200.440762582
Perimeter
12860
Area
10336225
Diagonal
4546.6966030295
Surface area
62017350
Volume
33230963375
Space diagonal
5568.5433463339
Perimeter
9645
Area
4475716.7146159
Altitude
2784.271673167
Surface area
4475716.7146159
Volume
3916306591.3041
Height
1515.5655343432