1213 is an odd 4-digits prime number following 1212
and preceding 1214 . In scientific notation, it is written as 1.213 × 10^3.
The sum of its digits is 7. It has a total of 1 prime factors and 2 positive divisors.
There are 1212 positive integers (up to 1213) that are relatively prime to 1213.
1213 has 2 divisors, whose sum is 1214
The reverse of 1213 is 3121
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 7
Digital Root 7
Name
one thousand two hundred thirteen
Scientific notation
1.213 × 10^3
Engineering notation
1.213 × 10^3
Prime Factorization
1213
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
1213
Product of the distinct prime numbers
The prime factorization of 1213 is 1213.
Since it has a total of 1 prime factors.
8 , 10 , 59 , 20 , 579 , 2 , 8610 , 5284 , 79979 , 70665 , 713069 , 603634 , 3673375 , 3208993 , 95112655 , 41458387 , 454861383 , 368535928 , 3671683659 , 3079213806
n×2
2426
n×3
3639
n×4
4852
n×5
6065
n÷2
606.5
n÷3
404.33333333333
n÷3
303.25
n÷5
242.6
n2
1471369
n3
1784770597
n4
2164926734161
n5
2626056128537293
2 √n
34.828149534536
3 √n
10.664821729524
4 √n
5.9015378957129
5 √n
4.1378253902861
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
1214
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
607
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
34.842502780369
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.998352553542
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1213 can be divided by 2 positive divisors.
The sum of these divisors (counting 1213) is 1214, the average is 607.
Base
System
Value
2
Binary
10010111101
3
Ternary
1122221
4
Quaternary
102331
5
Quinary
14323
6
Senary
5341
8
Octal
2275
10
Decimal
1213
12
Duodecimal
851
16
Hexadecimal
4bd
20
Vigesimal
30d
36
Base36
xp
md5
33ceb07bf4eeb3da587e268d663aba1a
sha1
09cad82f43c6fcf04357b175cdf4763a3daf9a89
sha256
de3d43caad2bd3c4f0622fc60deecd06b34a0f25a80e30b81fe051a3c54799bb
sha512
7915a5501fdd2d33231808eb09f71d1a84b5ab85837f7481b22196f4ddce17b1ac973cddd821563233beb49a3ad784450516343a5a9b91e580e171203c8d8796
ripemd-160
faa97a47316b3f029d80b47e540c89624f446537
Diameter
2426
Circumference
7621.5037776088
Area
4622442.0411198
Volume
7476029594.5044
Surface area
18489768.164479
Circumference
7621.5037776088
Perimeter
4852
Area
1471369
Diagonal
1715.4410511586
Surface area
8828214
Volume
1784770597
Space diagonal
2100.977629581
Perimeter
3639
Area
637121.46617045
Altitude
1050.4888147905
Surface area
637121.46617045
Volume
210337232.00018
Height
571.81368371952