72861488 is an even 8-digits composite number following 72861487
and preceding 72861489 . In scientific notation, it is written as 7.2861488 × 10^7.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 31226304 positive integers (up to 72861488) that are relatively prime to 72861488.
72861488 has 20 divisors, whose sum is 161336400
The reverse of 72861488 is 88416827
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-two million eight hundred sixty-one thousand four hundred eighty-eight
Scientific notation
7.2861488 × 10^7
Engineering notation
7.2861488 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7 × 650549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9107686
Product of the distinct prime numbers
The prime factorization of 72861488 is 2 × 2 × 2 × 2 × 7 × 650549.
Since it has a total of 6 prime factors.
8 , 10 , 72 , 24 , 662 , 100 , 2798 , 7010 , 60750 , 70249 , 694444 , 37217 , 3033493 , 8203342 , 86640119 , 19692017 , 245639314 , 381914514 , 2093329108 , 5822942748
n×2
145722976
n×3
218584464
n×4
291445952
n×5
364307440
n÷2
36430744
n÷3
24287162.666667
n÷3
18215372
n÷5
14572297.6
n2
5308796433574144
n3
3.8680680763931E+23
n4
2.818331957313E+31
n5
2.0534786008777E+39
2 √n
8535.8940949382
3 √n
417.66941956975
4 √n
92.389902559415
5 √n
37.367978745578
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 56 , 112 , 650549 , 1301098 , 2602196 , 4553843 , 5204392 , 9107686 , 10408784 , 18215372 , 36430744 , 72861488
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
-72861487
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 72861488 can be divided by 20 positive divisors.
The sum of these divisors (counting 72861488) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010101111100011100110000
3
Ternary
12002002202011122
4
Quaternary
10111330130300
5
Quinary
122123031423
6
Senary
11121401412
8
Octal
425743460
10
Decimal
72861488
12
Duodecimal
20499268
16
Hexadecimal
457c730
20
Vigesimal
12f7de8
36
Base36
17doa8
md5
8cc6f20ad0c4feacd37a7e3acf9c7c76
sha1
84320c65f202aeca200d29736a9ddafec0ad73da
sha256
1b9a3fe42016c14a8f568e2b6b0f38ca16acd57b767bbc94973ed30252db93af
sha512
3354169f46b8633cd7adde33e0d0bb95da952f6b47e5debcf24112749aa6dcc16304e19b5c5aa4ab8b5a01780926c7f03657cf67ad6cc020f941bd1a75c5d826
ripemd-160
4df7fbed7cfb89694d2dd8a1d4163ac4df87d793
Diameter
145722976
Circumference
457802230.86084
Area
1.667807587512E+16
Volume
1.6202525669842E+24
Surface area
6.6712303500481E+16
Circumference
457802230.86084
Perimeter
291445952
Area
5308796433574144
Diagonal
103041704.50428
Surface area
31852778601444864
Volume
3.8680680763931E+23
Space diagonal
126199799.13107
Perimeter
218584464
Area
2.2987762874977E+15
Altitude
63099899.565535
Surface area
2.2987762874977E+15
Volume
4.5585619448479E+22
Height
34347234.834762