72312 is an even 5-digits composite number following 72311
and preceding 72313 . In scientific notation, it is written as 7.2312 × 10^4.
The sum of its digits is 15. It has a total of 5 prime factors and 16 positive divisors.
There are 22880 positive integers (up to 72312) that are relatively prime to 72312.
72312 has 16 divisors, whose sum is 138600
The reverse of 72312 is 21327
Previous prime number is 69
Is Prime? no
Number parity even
Number length 5
Sum of Digits 15
Digital Root 6
Name
seventy-two thousand three hundred twelve
Scientific notation
7.2312 × 10^4
Engineering notation
7.2312 × 10^3
Prime Factorization
2 × 2 × 2 × 69 × 131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18078
Product of the distinct prime numbers
The prime factorization of 72312 is 2 × 2 × 2 × 69 × 131.
Since it has a total of 5 prime factors.
3 , 6 , 87 , 9 , 850 , 770 , 715 , 1697 , 8980 , 90678 , 596223 , 826593 , 7181549 , 7702099 , 51242314 , 51819408 , 888302112 , 800690752 , 9068527044 , 2869829150
n×2
144624
n×3
216936
n×4
289248
n×5
361560
n÷2
36156
n÷3
24104
n÷3
18078
n÷5
14462.4
n2
5229025344
n3
378121280675328
n4
2.7342706048194E+19
n5
1.977205759757E+24
2 √n
268.90890650925
3 √n
41.66168118128
4 √n
16.398442197637
5 √n
9.3722113714435
1 , 2 , 4 , 8 , 69 , 131 , 138 , 262 , 276 , 524 , 552 , 1048 , 9039 , 18078 , 36156 , 72312
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72312 can be divided by 16 positive divisors.
The sum of these divisors (counting 72312) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10001101001111000
3
Ternary
10200012020
4
Quaternary
101221320
5
Quinary
4303222
6
Senary
1314440
8
Octal
215170
10
Decimal
72312
12
Duodecimal
35a20
16
Hexadecimal
11a78
20
Vigesimal
90fc
36
Base36
1jso
md5
11921c11dbc0002b1976d867778363b6
sha1
abbf13ae2446b04965210f56abaa98e80407a743
sha256
207a165f1282805066ab3bd34afd2015c314f9ca25387510709640d893f114f0
sha512
32a2cb777e26bf9ac806f8632d5981af76d340ca10d409c6bf74a46ab355cfcda94ca43c181feaa1d114b74514d4b4b6a1afed228731e9bc788b0cbe5065a840
ripemd-160
e9af47d10fb80a97b2f96ecb6b28b4f97b95284e
Diameter
144624
Circumference
454349.69593277
Area
16427467606.145
Volume
1.5838707167141E+15
Surface area
65709870424.581
Circumference
454349.69593277
Perimeter
289248
Area
5229025344
Diagonal
102264.61112232
Surface area
31374152064
Volume
378121280675328
Space diagonal
125248.05799692
Perimeter
216936
Area
2264234392.4683
Altitude
62624.02899846
Surface area
2264234392.4683
Volume
44562020279411
Height
34088.203707441