72931749 is an odd 8-digits composite number following 72931748
and preceding 72931750 . In scientific notation, it is written as 7.2931749 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 44201040 positive integers (up to 72931749) that are relatively prime to 72931749.
72931749 has 4 divisors, whose sum is 75141836
The reverse of 72931749 is 94713927
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million nine hundred thirty-one thousand seven hundred forty-nine
Scientific notation
7.2931749 × 10^7
Engineering notation
7.2931749 × 10^6
Prime Factorization
33 × 2210053
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72931749
Product of the distinct prime numbers
The prime factorization of 72931749 is 33 × 2210053.
Since it has a total of 2 prime factors.
2 , 9 , 73 , 43 , 185 , 585 , 9723 , 9929 , 47786 , 16202 , 487107 , 919806 , 6644369 , 6013413 , 91569651 , 78828142 , 678303415 , 588818208 , 4457193871 , 9749255130
n×2
145863498
n×3
218795247
n×4
291726996
n×5
364658745
n÷2
36465874.5
n÷3
24310583
n÷3
18232937.25
n÷5
14586349.8
n2
5319040012199001
n3
3.8792689109065E+23
n4
2.8292186651374E+31
n5
2.0633986555192E+39
2 √n
8540.0087236489
3 √n
417.80363058718
4 √n
92.412167616873
5 √n
37.37518282414
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
-72931748
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 72931749 can be divided by 4 positive divisors.
The sum of these divisors (counting 72931749) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010110001101100110100101
3
Ternary
12002020022112220
4
Quaternary
10112031212211
5
Quinary
122132303444
6
Senary
11123102553
8
Octal
426154645
10
Decimal
72931749
12
Duodecimal
20511a59
16
Hexadecimal
458d9a5
20
Vigesimal
12fg979
36
Base36
17f6hx
md5
6c79ded905b307853d72c241d256ea0c
sha1
20c9092af38c697956e8413a1038a48abe816ebf
sha256
758b230989213c83d6434cebe3ba8a8be56d8e37c7fd3171ccc9b77c0272828e
sha512
f39bc6ae17be6fc1a0afe5ce06f659161ccf169628712b35492bb15930c3fa14b0ed88bad908532b13e8f06b776f9f88cb9c1ce80d23a9421700272ca6e819b7
ripemd-160
232d977e4a0b8d5e9b184d2ea4bcd0126e5c9fa6
Diameter
145863498
Circumference
458243693.74371
Area
1.6710257026475E+16
Volume
1.6249443615738E+24
Surface area
6.6841028105898E+16
Circumference
458243693.74371
Perimeter
291726996
Area
5319040012199001
Diagonal
103141068.56339
Surface area
31914240073194006
Volume
3.8792689109065E+23
Space diagonal
126321494.75286
Perimeter
218795247
Area
2.3032118871551E+15
Altitude
63160747.37643
Surface area
2.3032118871551E+15
Volume
4.5717622549136E+22
Height
34380356.187797