72157424 is an even 8-digits composite number following 72157423
and preceding 72157425 . In scientific notation, it is written as 7.2157424 × 10^7.
The sum of its digits is 32. It has a total of 6 prime factors and 20 positive divisors.
There are 36030720 positive integers (up to 72157424) that are relatively prime to 72157424.
72157424 has 20 divisors, whose sum is 139991040
The reverse of 72157424 is 42475127
Previous prime number is 881
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-two million one hundred fifty-seven thousand four hundred twenty-four
Scientific notation
7.2157424 × 10^7
Engineering notation
7.2157424 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 881 × 5119
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9019678
Product of the distinct prime numbers
The prime factorization of 72157424 is 2 × 2 × 2 × 2 × 881 × 5119.
Since it has a total of 6 prime factors.
6 , 1 , 62 , 83 , 481 , 713 , 2661 , 8895 , 68415 , 87122 , 96077 , 415922 , 9880643 , 414013 , 53668992 , 70896283 , 845022132 , 575204351 , 5922530397 , 7506111151
n×2
144314848
n×3
216472272
n×4
288629696
n×5
360787120
n÷2
36078712
n÷3
24052474.666667
n÷3
18039356
n÷5
14431484.8
n2
5206693838315776
n3
3.7570161492954E+23
n4
2.7109660725955E+31
n5
1.9561632834989E+39
2 √n
8494.5526074067
3 √n
416.31974308361
4 √n
92.165897203937
5 √n
37.295480270185
1 , 2 , 4 , 8 , 16 , 881 , 1762 , 3524 , 5119 , 7048 , 10238 , 14096 , 20476 , 40952 , 81904 , 4509839 , 9019678 , 18039356 , 36078712 , 72157424
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72157423
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72157424 can be divided by 20 positive divisors.
The sum of these divisors (counting 72157424) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010011010000100011110000
3
Ternary
12000202222101012
4
Quaternary
10103100203300
5
Quinary
121433014144
6
Senary
11054330052
8
Octal
423204360
10
Decimal
72157424
12
Duodecimal
201b9928
16
Hexadecimal
44d08f0
20
Vigesimal
12ajdb4
36
Base36
16yl0w
md5
5a358aeabd71fb704b9142c4bde2b1e2
sha1
f5a7dd2ab40b9ef7ecd4588d70dc699dc3b5733d
sha256
a2050be7e8690163a9c2c9916e0087852f6a4130642c6c90faa5e98b6157b12e
sha512
e2b1a1834207b0fac312a50403047753787784e1e6fe7d9e1ec5f77fe193658d8c21bbf874c53122072c4c6989d375ad3a9100f3acea9d09f8406cd55afed0d4
ripemd-160
48f5cbd58f7f24c03b1aa77d7daf853754603991
Diameter
144314848
Circumference
453378466.28073
Area
1.6357311111944E+16
Volume
1.5737352445393E+24
Surface area
6.5429244447776E+16
Circumference
453378466.28073
Perimeter
288629696
Area
5206693838315776
Diagonal
102046007.64671
Surface area
31240163029894656
Volume
3.7570161492954E+23
Space diagonal
124980324.51129
Perimeter
216472272
Area
2.2545645668547E+15
Altitude
62490162.255645
Surface area
2.2545645668547E+15
Volume
4.4276859936569E+22
Height
34015335.882235