72408 is an even 5-digits composite number following 72407
and preceding 72409 . In scientific notation, it is written as 7.2408 × 10^4.
The sum of its digits is 21. It has a total of 6 prime factors and 32 positive divisors.
There are 20640 positive integers (up to 72408) that are relatively prime to 72408.
72408 has 32 divisors, whose sum is 207360
The reverse of 72408 is 80427
Previous prime number is 7
Is Prime? no
Number parity even
Number length 5
Sum of Digits 21
Digital Root 3
Name
seventy-two thousand four hundred eight
Scientific notation
7.2408 × 10^4
Engineering notation
7.2408 × 10^3
Prime Factorization
2 × 2 × 2 × 3 × 7 × 431
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
18102
Product of the distinct prime numbers
The prime factorization of 72408 is 2 × 2 × 2 × 3 × 7 × 431.
Since it has a total of 6 prime factors.
5 , 7 , 54 , 73 , 269 , 587 , 4253 , 5167 , 59563 , 1323 , 98673 , 663092 , 5341297 , 3175232 , 25855924 , 5613138 , 411495584 , 782141482 , 7652426770 , 3672027612
n×2
144816
n×3
217224
n×4
289632
n×5
362040
n÷2
36204
n÷3
24136
n÷3
18102
n÷5
14481.6
n2
5242918464
n3
379629240141312
n4
2.7488194020152E+19
n5
1.9903651526112E+24
2 √n
269.08734641376
3 √n
41.680109440315
4 √n
16.403882053153
5 √n
9.3746985240186
1 , 2 , 3 , 4 , 6 , 7 , 8 , 12 , 14 , 21 , 24 , 28 , 42 , 56 , 84 , 168 , 431 , 862 , 1293 , 1724 , 2586 , 3017 , 3448 , 5172 , 6034 , 9051 , 10344 , 12068 , 18102 , 24136 , 36204 , 72408
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72407
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72408 can be divided by 32 positive divisors.
The sum of these divisors (counting 72408) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10001101011011000
3
Ternary
10200022210
4
Quaternary
101223120
5
Quinary
4304113
6
Senary
1315120
8
Octal
215330
10
Decimal
72408
12
Duodecimal
35aa0
16
Hexadecimal
11ad8
20
Vigesimal
9108
36
Base36
1jvc
md5
b46ff064a7b91ca1241d4f7596310756
sha1
d511d5da736ef8f7bde276cef194e3c2f5139a5f
sha256
0505368344dcbb9d5d9284126c7d377a1b237b728ab1808c9fe3008617e01f6b
sha512
e15d6f438671cf117de3bdc36422fd4672c33b48c4481f086a28791a8d2252b3b16c767b9b5310a8dc75fa11930b9625657ba5db8aa2658fa9bf589c177cffcb
ripemd-160
cd46367fac5fd5f08dc2aa18ac815ff15ea3238a
Diameter
144816
Circumference
454952.88172226
Area
16471114129.873
Volume
1.5901872425544E+15
Surface area
65884456519.491
Circumference
454952.88172226
Perimeter
289632
Area
5242918464
Diagonal
102400.37562431
Surface area
31457510784
Volume
379629240141312
Space diagonal
125414.33487445
Perimeter
217224
Area
2270250289.8972
Altitude
62707.167437224
Surface area
2270250289.8972
Volume
44739735006770
Height
34133.458541437