72019939 is an odd 8-digits composite number following 72019938
and preceding 72019940 . In scientific notation, it is written as 7.2019939 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 67691136 positive integers (up to 72019939) that are relatively prime to 72019939.
72019939 has 8 divisors, whose sum is 76360320
The reverse of 72019939 is 93991027
Previous prime number is 4909
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million nineteen thousand nine hundred thirty-nine
Scientific notation
7.2019939 × 10^7
Engineering notation
7.2019939 × 10^6
Prime Factorization
17 × 4909 × 863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72019939
Product of the distinct prime numbers
The prime factorization of 72019939 is 17 × 4909 × 863.
Since it has a total of 3 prime factors.
4 , 6 , 60 , 86 , 721 , 961 , 8527 , 2137 , 23192 , 40072 , 670595 , 750602 , 7857732 , 7140987 , 42421439 , 97306912 , 414967653 , 929522316 , 1172192168 , 394904643
n×2
144039878
n×3
216059817
n×4
288079756
n×5
360099695
n÷2
36009969.5
n÷3
24006646.333333
n÷3
18004984.75
n÷5
14403987.8
n2
5186871613563721
n3
3.7355817720969E+23
n4
2.6903637135593E+31
n5
1.9375983053836E+39
2 √n
8486.4562097497
3 √n
416.05516365056
4 √n
92.121963774931
5 √n
37.281257252745
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
-72019938
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 72019939 can be divided by 8 positive divisors.
The sum of these divisors (counting 72019939) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010101110111111100011
3
Ternary
12000111222210011
4
Quaternary
10102232333203
5
Quinary
121414114224
6
Senary
11051345351
8
Octal
422567743
10
Decimal
72019939
12
Duodecimal
20152257
16
Hexadecimal
44aefe3
20
Vigesimal
12a29gj
36
Base36
16vmxv
md5
4516749957bdae54842406fa9aefe2cd
sha1
e41f9907014dd076f9778c08f63165f78d23da05
sha256
02564c113162648ec819ea584b9704c87a64833894c327dbd473fb00f254ec27
sha512
e9165e926cc8207a4a14e6424889350028a343caf73bf1cd749101bc8edb8b9b3975de16753d2053f9193b90f6639eba62e90b2268de0880a5a9ee5663b7b817
ripemd-160
8ea7f62d61cc61eb830dc8bf91ed63bfc7a363b1
Diameter
144039878
Circumference
452514622.54877
Area
1.6295037756285E+16
Volume
1.5647568336138E+24
Surface area
6.5180151025141E+16
Circumference
452514622.54877
Perimeter
288079756
Area
5186871613563721
Diagonal
101851574.49508
Surface area
31121229681382326
Volume
3.7355817720969E+23
Space diagonal
124742193.50601
Perimeter
216059817
Area
2.2459812917573E+15
Altitude
62371096.753006
Surface area
2.2459812917573E+15
Volume
4.4024253378776E+22
Height
33950524.831694