72991323 is an odd 8-digits composite number following 72991322
and preceding 72991324 . In scientific notation, it is written as 7.2991323 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 48624576 positive integers (up to 72991323) that are relatively prime to 72991323.
72991323 has 12 divisors, whose sum is 105510600
The reverse of 72991323 is 32319927
Previous prime number is 2003
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million nine hundred ninety-one thousand three hundred twenty-three
Scientific notation
7.2991323 × 10^7
Engineering notation
7.2991323 × 10^6
Prime Factorization
3 × 3 × 2003 × 4049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
24330441
Product of the distinct prime numbers
The prime factorization of 72991323 is 3 × 3 × 2003 × 4049.
Since it has a total of 4 prime factors.
6 , 8 , 85 , 26 , 500 , 639 , 3 , 4675 , 96439 , 18108 , 114469 , 748651 , 8465945 , 8507865 , 58790274 , 36169349 , 553412838 , 969569231 , 5212430796 , 769444787
n×2
145982646
n×3
218973969
n×4
291965292
n×5
364956615
n÷2
36495661.5
n÷3
24330441
n÷3
18247830.75
n÷5
14598264.6
n2
5327733233290329
n3
3.8887829728893E+23
n4
2.8384741405106E+31
n5
2.0718398281716E+39
2 √n
8543.4959472104
3 √n
417.91736002026
4 √n
92.431033463931
5 √n
37.381286783023
1 , 3 , 9 , 2003 , 4049 , 6009 , 12147 , 18027 , 36441 , 8110147 , 24330441 , 72991323
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72991322
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72991323 can be divided by 12 positive divisors.
The sum of these divisors (counting 72991323) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010110011100001001011011
3
Ternary
12002100100021100
4
Quaternary
10112130021123
5
Quinary
122141210243
6
Senary
11124242443
8
Octal
426341133
10
Decimal
72991323
12
Duodecimal
20540423
16
Hexadecimal
459c25b
20
Vigesimal
12g3i63
36
Base36
17gggr
md5
ced83b7573bb76c3e40e7b01f07b3cca
sha1
634ceb9dcd1308a3a1085240bc722d2045b901c6
sha256
ce41368e43daac0448d732175c6ed1e291792027cddadc822071618ce9f04a83
sha512
89fe9933069849e2bc10af683adaed2243108f5672e6d67193f29e61b26e2fcab64425f95ef0f8840c980b7101714c0d9ba0548c1627a1b4773e4386ed9bc608
ripemd-160
b1bbf7af4244a1840fdac46b554206c3292c8d20
Diameter
145982646
Circumference
458618008.2252
Area
1.6737567585991E+16
Volume
1.6289296025379E+24
Surface area
6.6950270343964E+16
Circumference
458618008.2252
Perimeter
291965292
Area
5327733233290329
Diagonal
103225318.92216
Surface area
31966399399741974
Volume
3.8887829728893E+23
Space diagonal
126424679.94767
Perimeter
218973969
Area
2.306976162308E+15
Altitude
63212339.973835
Surface area
2.306976162308E+15
Volume
4.582974684488E+22
Height
34408439.640718