72606985 is an odd 8-digits composite number following 72606984
and preceding 72606986 . In scientific notation, it is written as 7.2606985 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 52805040 positive integers (up to 72606985) that are relatively prime to 72606985.
72606985 has 4 divisors, whose sum is 73927168
The reverse of 72606985 is 58960627
Previous prime number is 55
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million six hundred six thousand nine hundred eighty-five
Scientific notation
7.2606985 × 10^7
Engineering notation
7.2606985 × 10^6
Prime Factorization
55 × 1320127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72606985
Product of the distinct prime numbers
The prime factorization of 72606985 is 55 × 1320127.
Since it has a total of 2 prime factors.
7 , 5 , 66 , 83 , 633 , 179 , 8766 , 852 , 15541 , 55834 , 324059 , 426375 , 798763 , 5440047 , 19942922 , 73258103 , 434242632 , 490482577 , 8030219721 , 8648137661
n×2
145213970
n×3
217820955
n×4
290427940
n×5
363034925
n÷2
36303492.5
n÷3
24202328.333333
n÷3
18151746.25
n÷5
14521397
n2
5271774270790225
n3
3.8276763540265E+23
n4
2.7791603962166E+31
n5
2.0178645720069E+39
2 √n
8520.9732425352
3 √n
417.18254998873
4 √n
92.309117873237
5 √n
37.3418371487
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72606984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72606985 can be divided by 4 positive divisors.
The sum of these divisors (counting 72606985) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100111110010100001001
3
Ternary
12001121211001121
4
Quaternary
10110332110021
5
Quinary
122041410420
6
Senary
11112115241
8
Octal
424762411
10
Decimal
72606985
12
Duodecimal
20395b21
16
Hexadecimal
453e509
20
Vigesimal
12dfh95
36
Base36
1787wp
md5
c9f1dc27a91c5c6e15a0b7288f0fc0e9
sha1
6f26b3375cd153f6981b8226ee982435c875a3ce
sha256
8bde1a2bbbb95e4275b011f74e07cd42d3646e32e2ffc1681170b897e4ac66c3
sha512
b0037e165a462d67e239092eb4f36e3fdec6770d87a1f3f7a74f26223a691d0ead1232bd2864efcba34d3bd2f34aa6bd80de539c4a17e75ddb65809682343323
ripemd-160
36d9c384ad6fee9a482b1c2fe3362246ef3a94a7
Diameter
145213970
Circumference
456203141.35061
Area
1.6561767320498E+16
Volume
1.6033333218839E+24
Surface area
6.6247069281993E+16
Circumference
456203141.35061
Perimeter
290427940
Area
5271774270790225
Diagonal
102681782.91002
Surface area
31630645624741350
Volume
3.8276763540265E+23
Space diagonal
125758987.00439
Perimeter
217820955
Area
2.2827452207608E+15
Altitude
62879493.502196
Surface area
2.2827452207608E+15
Volume
4.5109598435326E+22
Height
34227260.970007