72180765 is an odd 8-digits composite number following 72180764
and preceding 72180766 . In scientific notation, it is written as 7.2180765 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 38496384 positive integers (up to 72180765) that are relatively prime to 72180765.
72180765 has 8 divisors, whose sum is 96241080
The reverse of 72180765 is 56708127
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million one hundred eighty thousand seven hundred sixty-five
Scientific notation
7.2180765 × 10^7
Engineering notation
7.2180765 × 10^6
Prime Factorization
9 × 5 × 1604017
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72180765
Product of the distinct prime numbers
The prime factorization of 72180765 is 9 × 5 × 1604017.
Since it has a total of 3 prime factors.
3 , 7 , 47 , 51 , 200 , 513 , 2266 , 8738 , 1617 , 4076 , 795321 , 304126 , 2238028 , 5318006 , 28046508 , 77379530 , 281020406 , 524424643 , 3480018272 , 5471905720
n×2
144361530
n×3
216542295
n×4
288723060
n×5
360903825
n÷2
36090382.5
n÷3
24060255
n÷3
18045191.25
n÷5
14436153
n2
5210062835985225
n3
3.7606632119948E+23
n4
2.7144754754914E+31
n5
1.9593291639471E+39
2 √n
8495.9263767996
3 √n
416.36462768457
4 √n
92.173349601713
5 √n
37.297892776462
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72180764
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72180765 can be divided by 8 positive divisors.
The sum of these divisors (counting 72180765) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010110010000011101
3
Ternary
12000211011101200
4
Quaternary
10103112100131
5
Quinary
121434241030
6
Senary
11055030113
8
Octal
423262035
10
Decimal
72180765
12
Duodecimal
2020b339
16
Hexadecimal
44d641d
20
Vigesimal
12b2bi5
36
Base36
16z319
md5
0e9ccc49feff50f49d881b7fcd2a95a8
sha1
7161c8b64c0561010fbe6e2e841ea20e1a0ef39a
sha256
a837d6db299f34f62cab994c97a71cc8367d272bf200071eb7b55ac73082a6b7
sha512
dc0200c3e08945067b9d62dfff15a75a501ce2b7d42e649df88a7717eed9d2d0bc414fad8f3b20839bac483594c6319240909e846d64a8ceec87359e24d987d4
ripemd-160
790bfa8a71a857ce75fc25f6884bf9e345361f56
Diameter
144361530
Circumference
453525122.10898
Area
1.6367895130272E+16
Volume
1.5752629225904E+24
Surface area
6.547158052109E+16
Circumference
453525122.10898
Perimeter
288723060
Area
5210062835985225
Diagonal
102079016.80547
Surface area
31260377015911350
Volume
3.7606632119948E+23
Space diagonal
125020752.30919
Perimeter
216542295
Area
2.2560233856382E+15
Altitude
62510376.154595
Surface area
2.2560233856382E+15
Volume
4.4319840982672E+22
Height
34026338.935155