213731 is an odd 6-digits composite number following 213730
and preceding 213732 . In scientific notation, it is written as 2.13731 × 10^5.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 173448 positive integers (up to 213731) that are relatively prime to 213731.
213731 has 4 divisors, whose sum is 215472
The reverse of 213731 is 137312
Previous prime number is 133
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 17
Digital Root 8
Name
two hundred thirteen thousand seven hundred thirty-one
Scientific notation
2.13731 × 10^5
Engineering notation
2.13731 × 10^3
Prime Factorization
133 × 1607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
213731
Product of the distinct prime numbers
The prime factorization of 213731 is 133 × 1607.
Since it has a total of 2 prime factors.
8 , 6 , 3 , 31 , 295 , 831 , 5692 , 2413 , 19727 , 75516 , 474389 , 919221 , 2247059 , 3295835 , 10830088 , 38052985 , 238946569 , 439364473 , 9308989176 , 3608004353
n×2
427462
n×3
641193
n×4
854924
n×5
1068655
n÷2
106865.5
n÷3
71243.666666667
n÷3
53432.75
n÷5
42746.2
n2
45680940361
n3
9763433064296891
n4
2.0867483122652E+21
n5
4.4600280352876E+26
2 √n
462.31050171935
3 √n
59.789167435644
4 √n
21.501406970693
5 √n
11.640550078524
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
-213730
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 213731 can be divided by 4 positive divisors.
The sum of these divisors (counting 213731) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100001011100011
3
Ternary
101212011222
4
Quaternary
310023203
5
Quinary
23314411
6
Senary
4325255
8
Octal
641343
10
Decimal
213731
12
Duodecimal
a382b
16
Hexadecimal
342e3
20
Vigesimal
16e6b
36
Base36
4kwz
md5
118d2e2489949c87df8f1324b869833a
sha1
c67e2e662d8adc10e63d61b2a72cc8b6aa72360c
sha256
a5686b011a636c47137c2e090153b377dc250cc3596431c8def8ffdce1ac75c6
sha512
5eaecd036998d23c02571f3ed9dd1b8daa9d49aa7dde760315522913bcd3bf363233f7861e75aac96999470142212afd2f2d1cefb4c2f83662759e9504f09d1f
ripemd-160
fd91d6ab99d298c7a39bee9a0d878f4fe7a3a608
Diameter
427462
Circumference
1342911.4788888
Area
143510906647.19
Volume
4.0896972784814E+16
Surface area
574043626588.76
Circumference
1342911.4788888
Perimeter
854924
Area
45680940361
Diagonal
302261.27889956
Surface area
274085642166
Volume
9763433064296891
Space diagonal
370192.9511525
Perimeter
641193
Area
19780427410.694
Altitude
185096.47557625
Surface area
19780427410.694
Volume
1.1506316212375E+15
Height
100753.75963319