72505966 is an even 8-digits composite number following 72505965
and preceding 72505967 . In scientific notation, it is written as 7.2505966 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 33404544 positive integers (up to 72505966) that are relatively prime to 72505966.
72505966 has 16 divisors, whose sum is 117334224
The reverse of 72505966 is 66950527
Previous prime number is 643
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million five hundred five thousand nine hundred sixty-six
Scientific notation
7.2505966 × 10^7
Engineering notation
7.2505966 × 10^6
Prime Factorization
2 × 13 × 643 × 4337
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72505966
Product of the distinct prime numbers
The prime factorization of 72505966 is 2 × 13 × 643 × 4337.
Since it has a total of 4 prime factors.
7 , 10 , 64 , 47 , 166 , 223 , 8635 , 4182 , 4081 , 65827 , 97662 , 350858 , 4175974 , 2666263 , 83351449 , 65818555 , 706300254 , 981073264 , 8609368432 , 1992249148
n×2
145011932
n×3
217517898
n×4
290023864
n×5
362529830
n÷2
36252983
n÷3
24168655.333333
n÷3
18126491.5
n÷5
14501193.2
n2
5257115105593156
n3
3.8117220910422E+23
n4
2.7637259233456E+31
n5
2.0038661783141E+39
2 √n
8515.0435113392
3 √n
416.98898310256
4 √n
92.276993402143
5 √n
37.331440528749
1 , 2 , 13 , 26 , 643 , 1286 , 4337 , 8359 , 8674 , 16718 , 56381 , 112762 , 2788691 , 5577382 , 36252983 , 72505966
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72505965
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72505966 can be divided by 16 positive divisors.
The sum of these divisors (counting 72505966) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010100100101101001101110
3
Ternary
12001102200111011
4
Quaternary
10110211221232
5
Quinary
122030142331
6
Senary
11110015434
8
Octal
424455156
10
Decimal
72505966
12
Duodecimal
2034757a
16
Hexadecimal
4525a6e
20
Vigesimal
12d34i6
36
Base36
1761ym
md5
5570411e8b15bb8676938bccd3705b6e
sha1
53fd38b6a3d7ff1a1761ca7c3687e637062bf137
sha256
67aa9a826706bb7161999b3da794bbd4d2a92b7a30316ebcd7a2150c1207e9ed
sha512
76e8a49abdc0dce6f86f7ecca71675e8e6f6fee011f9332e069def97d3e8097f92deb57d19ed30e6860f988c112cb40b04ee3c2fbf3ab2c9653b8b27eb164642
ripemd-160
42cfa397149c6163bb0b6e1a2b43fe579d22494f
Diameter
145011932
Circumference
455568420.25406
Area
1.6515714194807E+16
Volume
1.5966504158326E+24
Surface area
6.606285677923E+16
Circumference
455568420.25406
Perimeter
290023864
Area
5257115105593156
Diagonal
102538920.47016
Surface area
31542690633558936
Volume
3.8117220910422E+23
Space diagonal
125584016.96386
Perimeter
217517898
Area
2.2763976160313E+15
Altitude
62792008.481931
Surface area
2.2763976160313E+15
Volume
4.4921575642909E+22
Height
34179640.156721