213621 is an odd 6-digits composite number following 213620
and preceding 213622 . In scientific notation, it is written as 2.13621 × 10^5.
The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors.
There are 137760 positive integers (up to 213621) that are relatively prime to 213621.
213621 has 8 divisors, whose sum is 294144
The reverse of 213621 is 126312
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 15
Digital Root 6
Name
two hundred thirteen thousand six hundred twenty-one
Scientific notation
2.13621 × 10^5
Engineering notation
2.13621 × 10^3
Prime Factorization
3 × 31 × 2297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
213621
Product of the distinct prime numbers
The prime factorization of 213621 is 3 × 31 × 2297.
Since it has a total of 3 prime factors.
9 , 7 , 68 , 100 , 216 , 158 , 495 , 8358 , 48987 , 74146 , 305614 , 758620 , 7051835 , 6095474 , 45412878 , 15125455 , 164824221 , 76179581 , 6942810583 , 3872808230
n×2
427242
n×3
640863
n×4
854484
n×5
1068105
n÷2
106810.5
n÷3
71207
n÷3
53405.25
n÷5
42724.2
n2
45633931641
n3
9748366111082061
n4
2.0824557170155E+21
n5
4.4485627272456E+26
2 √n
462.19151874521
3 √n
59.778908532277
4 √n
21.4986399278
5 √n
11.639351633569
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-213620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 213621 can be divided by 8 positive divisors.
The sum of these divisors (counting 213621) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100001001110101
3
Ternary
101212000220
4
Quaternary
310021311
5
Quinary
23313441
6
Senary
4324553
8
Octal
641165
10
Decimal
213621
12
Duodecimal
a3759
16
Hexadecimal
34275
20
Vigesimal
16e11
36
Base36
4ktx
md5
812104d832841e84a07b79e760b0694d
sha1
ef0007fa3fe5df09d84bdfd9befebf5831c4b323
sha256
8bb4ab99d48b6fb9defafcead88aaadc6e8e123b924cbdaeb4fdd31386b8425f
sha512
57ac67fb83b257d9ea7cb1f486ebb6f551f819497df5208eec537638830ebac13a0a37f4ac1b701d7024983028c7bb17b29ff0f9793683e3076543f840b5223d
ripemd-160
156ee12f91b4a389b1ad8dac81a3cd03caf91195
Diameter
427242
Circumference
1342220.328505
Area
143363224397.78
Volume
4.0833860478772E+16
Surface area
573452897591.14
Circumference
1342220.328505
Perimeter
854484
Area
45633931641
Diagonal
302105.7154077
Surface area
273803589846
Volume
9748366111082061
Space diagonal
370002.42556367
Perimeter
640863
Area
19760072037.834
Altitude
185001.21278184
Surface area
19760072037.834
Volume
1.1488559637725E+15
Height
100701.9051359