72156965 is an odd 8-digits composite number following 72156964
and preceding 72156966 . In scientific notation, it is written as 7.2156965 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 54687312 positive integers (up to 72156965) that are relatively prime to 72156965.
72156965 has 8 divisors, whose sum is 91145760
The reverse of 72156965 is 56965127
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million one hundred fifty-six thousand nine hundred sixty-five
Scientific notation
7.2156965 × 10^7
Engineering notation
7.2156965 × 10^6
Prime Factorization
5 × 19 × 759547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72156965
Product of the distinct prime numbers
The prime factorization of 72156965 is 5 × 19 × 759547.
Since it has a total of 3 prime factors.
9 , 2 , 75 , 85 , 334 , 902 , 9891 , 6958 , 36589 , 40911 , 164878 , 100646 , 9695625 , 7119329 , 40656517 , 5955202 , 15082348 , 673322484 , 8582350463 , 7498822296
n×2
144313930
n×3
216470895
n×4
288627860
n×5
360784825
n÷2
36078482.5
n÷3
24052321.666667
n÷3
18039241.25
n÷5
14431393
n2
5206627598011225
n3
3.7569444535773E+23
n4
2.7108970944372E+31
n5
1.9561010676191E+39
2 √n
8494.5255900492
3 √n
416.31886033237
4 √n
92.165750634654
5 √n
37.295432822069
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
-72156964
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 72156965 can be divided by 8 positive divisors.
The sum of these divisors (counting 72156965) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010000011100100101
3
Ternary
12000202221202012
4
Quaternary
10103100130211
5
Quinary
121433010330
6
Senary
11054324005
8
Octal
423203445
10
Decimal
72156965
12
Duodecimal
201b9605
16
Hexadecimal
44d0725
20
Vigesimal
12ajc85
36
Base36
16yko5
md5
3c26b1e1bb9fc6fd73fa68fa4955a57b
sha1
06d8fd1560d8d5fbefd570180439da7a8f857204
sha256
c93769f93ebe4eea44272929111ceee50286398f29dcfef5561e24a75306dd40
sha512
3ef0dfff332b675d3c95a8b3a65847b4e8a837111ddf8f819fa2f31a6cc8a3b86ebe194993815eb838ac36123ce1100a0fa7a77586f0167b0ccec82db7bd7264
ripemd-160
84a48e1da785505eba9d1fe932114cd29fed9549
Diameter
144313930
Circumference
453375582.29867
Area
1.635710301189E+16
Volume
1.5737052127071E+24
Surface area
6.542841204756E+16
Circumference
453375582.29867
Perimeter
288627860
Area
5206627598011225
Diagonal
102045358.52268
Surface area
31239765588067350
Volume
3.7569444535773E+23
Space diagonal
124979529.49997
Perimeter
216470895
Area
2.2545358839614E+15
Altitude
62489764.749985
Surface area
2.2545358839614E+15
Volume
4.4276014994428E+22
Height
34015119.50756