72505969 is an odd 8-digits composite number following 72505968
and preceding 72505970 . In scientific notation, it is written as 7.2505969 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 68240896 positive integers (up to 72505969) that are relatively prime to 72505969.
72505969 has 4 divisors, whose sum is 76771044
The reverse of 72505969 is 96950527
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million five hundred five thousand nine hundred sixty-nine
Scientific notation
7.2505969 × 10^7
Engineering notation
7.2505969 × 10^6
Prime Factorization
17 × 4265057
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72505969
Product of the distinct prime numbers
The prime factorization of 72505969 is 17 × 4265057.
Since it has a total of 2 prime factors.
8 , 1 , 27 , 2 , 853 , 40 , 4614 , 512 , 86734 , 4539 , 309210 , 907110 , 8118256 , 5075843 , 91908327 , 1373752 , 862793207 , 968318710 , 5208108749 , 1435812309
n×2
145011938
n×3
217517907
n×4
290023876
n×5
362529845
n÷2
36252984.5
n÷3
24168656.333333
n÷3
18126492.25
n÷5
14501193.8
n2
5257115540628961
n3
3.8117225641826E+23
n4
2.7637263807523E+31
n5
2.0038665928731E+39
2 √n
8515.043687498
3 √n
416.98898885366
4 √n
92.276994356654
5 √n
37.331440837673
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
-72505968
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 72505969 can be divided by 4 positive divisors.
The sum of these divisors (counting 72505969) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100100101101001110001
3
Ternary
12001102200111021
4
Quaternary
10110211221301
5
Quinary
122030142334
6
Senary
11110015441
8
Octal
424455161
10
Decimal
72505969
12
Duodecimal
20347581
16
Hexadecimal
4525a71
20
Vigesimal
12d34i9
36
Base36
1761yp
md5
8b994614bc1645a13910c180cc34b3d0
sha1
49e7f15beb7be2655baa8b9865a73b8c31feb5c4
sha256
1fcd02d4ecc59a9ee8614fb38c6c9f3cc31a248395d66e4cdf7539c1d798e68a
sha512
1d1fe32bc27874664be04bbfb7a1cc1e4945ff0d89a34c358eac3b94c3f390ed025a6d9e1b6f0e0e7e4561d3651a39044b21c23daca25f3a780743f38efa7d21
ripemd-160
7b70e711efb2701036331eb47f9110587e1a2169
Diameter
145011938
Circumference
455568439.10362
Area
1.6515715561513E+16
Volume
1.5966506140211E+24
Surface area
6.6062862246051E+16
Circumference
455568439.10362
Perimeter
290023876
Area
5257115540628961
Diagonal
102538924.7128
Surface area
31542693243773766
Volume
3.8117225641826E+23
Space diagonal
125584022.16001
Perimeter
217517907
Area
2.2763978044073E+15
Altitude
62792011.080007
Surface area
2.2763978044073E+15
Volume
4.4921581218922E+22
Height
34179641.570934