72019949 is an odd 8-digits composite number following 72019948
and preceding 72019950 . In scientific notation, it is written as 7.2019949 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 71995680 positive integers (up to 72019949) that are relatively prime to 72019949.
72019949 has 4 divisors, whose sum is 72044220
The reverse of 72019949 is 94991027
Previous prime number is 3461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million nineteen thousand nine hundred forty-nine
Scientific notation
7.2019949 × 10^7
Engineering notation
7.2019949 × 10^6
Prime Factorization
3461 × 20809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72019949
Product of the distinct prime numbers
The prime factorization of 72019949 is 3461 × 20809.
Since it has a total of 2 prime factors.
3 , 4 , 69 , 56 , 190 , 216 , 3054 , 5379 , 43383 , 59452 , 896845 , 199315 , 8375493 , 5698864 , 64994046 , 47013342 , 105358104 , 634891060 , 478443334 , 3981425521
n×2
144039898
n×3
216059847
n×4
288079796
n×5
360099745
n÷2
36009974.5
n÷3
24006649.666667
n÷3
18004987.25
n÷5
14403989.8
n2
5186873053962601
n3
3.7355833281586E+23
n4
2.6903652077923E+31
n5
1.9375996505658E+39
2 √n
8486.4567989238
3 √n
416.05518290704
4 √n
92.121966972725
5 √n
37.281258288049
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
-72019948
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 72019949 can be divided by 4 positive divisors.
The sum of these divisors (counting 72019949) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010101110111111101101
3
Ternary
12000111222210112
4
Quaternary
10102232333231
5
Quinary
121414114244
6
Senary
11051345405
8
Octal
422567755
10
Decimal
72019949
12
Duodecimal
20152265
16
Hexadecimal
44aefed
20
Vigesimal
12a29h9
36
Base36
16vmy5
md5
102390578b12984259918577364f083d
sha1
11bcc8cc3a0e3fa0447f4b80d8af9c2784fd54c8
sha256
1972146e582bcaa7cb16f2dcb8ecf881fc76c7d3741fb0048ea29a5c53ec8c97
sha512
e5aab92d2dbdecad7679570016ee80bc849aaf80b8c954b7f865db5818e2f528cb30769a0eb0b1456aa959ec34c0e41674e026be61494ee4a6db162e2a3aee82
ripemd-160
3df5e0fb8db476842b7588652b6b5414a8370b22
Diameter
144039898
Circumference
452514685.38062
Area
1.6295042281432E+16
Volume
1.5647574854154E+24
Surface area
6.5180169125727E+16
Circumference
452514685.38062
Perimeter
288079796
Area
5186873053962601
Diagonal
101851588.63722
Surface area
31121238323775606
Volume
3.7355833281586E+23
Space diagonal
124742210.82652
Perimeter
216059847
Area
2.2459819154683E+15
Altitude
62371105.41326
Surface area
2.2459819154683E+15
Volume
4.4024271717139E+22
Height
33950529.54574