72907072 is an even 8-digits composite number following 72907071
and preceding 72907073 . In scientific notation, it is written as 7.2907072 × 10^7.
The sum of its digits is 34. It has a total of 8 prime factors and 28 positive divisors.
There are 31245696 positive integers (up to 72907072) that are relatively prime to 72907072.
72907072 has 28 divisors, whose sum is 165343840
The reverse of 72907072 is 27070927
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million nine hundred seven thousand seventy-two
Scientific notation
7.2907072 × 10^7
Engineering notation
7.2907072 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 7 × 162739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2278346
Product of the distinct prime numbers
The prime factorization of 72907072 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 162739.
Since it has a total of 8 prime factors.
6 , 8 , 83 , 27 , 131 , 85 , 6399 , 4742 , 72626 , 41707 , 688405 , 433290 , 2688251 , 4634699 , 12808251 , 15517707 , 598464757 , 315413365 , 7346742354 , 3194558228
n×2
145814144
n×3
218721216
n×4
291628288
n×5
364535360
n÷2
36453536
n÷3
24302357.333333
n÷3
18226768
n÷5
14581414.4
n2
5315441147613184
n3
3.875332504608E+23
n4
2.8253914593739E+31
n5
2.0599101855676E+39
2 √n
8538.5638136633
3 √n
417.75650294895
4 √n
92.404349538662
5 √n
37.372653247508
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 32 , 56 , 64 , 112 , 224 , 448 , 162739 , 325478 , 650956 , 1139173 , 1301912 , 2278346 , 2603824 , 4556692 , 5207648 , 9113384 , 10415296 , 18226768 , 36453536 , 72907072
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72907071
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72907072 can be divided by 28 positive divisors.
The sum of these divisors (counting 72907072) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100010110000111100101000000
3
Ternary
12002012001200221
4
Quaternary
10112013211000
5
Quinary
122131011242
6
Senary
11122352424
8
Octal
426074500
10
Decimal
72907072
12
Duodecimal
204bb714
16
Hexadecimal
4587940
20
Vigesimal
12fd7dc
36
Base36
17engg
md5
e0a09336634ecd694a9cdb8ac0506cc5
sha1
f2ef9e7c37a55d12235a1bd5d342d5539983467c
sha256
8a69e4a5d28a269f4d3f8f2a42d6952e0cff0e8de332073c17128781ab46dc6a
sha512
2ccf2004bf3aa88f06e4190fbac77ba453e7b31e7ff36eae54986710aec01a31623ccb7549e669060e136e5ff6b63470e094e0ec90e1f156474675c71fe9bed7
ripemd-160
074578f3a1f2971070101c87ef0501b274110a2e
Diameter
145814144
Circumference
458088643.57988
Area
1.669895085993E+16
Volume
1.6232954835592E+24
Surface area
6.6795803439722E+16
Circumference
458088643.57988
Perimeter
291628288
Area
5315441147613184
Diagonal
103106170.01531
Surface area
31892646885679104
Volume
3.875332504608E+23
Space diagonal
126278752.93508
Perimeter
218721216
Area
2.3016535330771E+15
Altitude
63139376.467541
Surface area
2.3016535330771E+15
Volume
4.5671231556016E+22
Height
34368723.338437