72019931 is an odd 8-digits composite number following 72019930
and preceding 72019932 . In scientific notation, it is written as 7.2019931 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 71501664 positive integers (up to 72019931) that are relatively prime to 72019931.
72019931 has 4 divisors, whose sum is 72538200
The reverse of 72019931 is 13991027
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-two million nineteen thousand nine hundred thirty-one
Scientific notation
7.2019931 × 10^7
Engineering notation
7.2019931 × 10^6
Prime Factorization
139 × 518129
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72019931
Product of the distinct prime numbers
The prime factorization of 72019931 is 139 × 518129.
Since it has a total of 2 prime factors.
4 , 9 , 75 , 47 , 100 , 159 , 7491 , 2612 , 5933 , 21436 , 520208 , 421835 , 2985365 , 8670530 , 6109872 , 37541564 , 794837452 , 35452590 , 7342701048 , 6013937385
n×2
144039862
n×3
216059793
n×4
288079724
n×5
360099655
n÷2
36009965.5
n÷3
24006643.666667
n÷3
18004982.75
n÷5
14403986.2
n2
5186870461244761
n3
3.7355805272479E+23
n4
2.6903625181733E+31
n5
1.9375972292383E+39
2 √n
8486.4557384105
3 √n
416.05514824537
4 √n
92.121961216696
5 √n
37.281256424502
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
-72019930
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 72019931 can be divided by 4 positive divisors.
The sum of these divisors (counting 72019931) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010101110111111011011
3
Ternary
12000111222202212
4
Quaternary
10102232333123
5
Quinary
121414114211
6
Senary
11051345335
8
Octal
422567733
10
Decimal
72019931
12
Duodecimal
2015224b
16
Hexadecimal
44aefdb
20
Vigesimal
12a29gb
36
Base36
16vmxn
md5
c64858d33460ead934994a0afa086b4d
sha1
8c864994dfe48644261b5bea7aa3dccf9cc06d23
sha256
dac045eee3c940041305e9748bc8d59c67d8c8a2c1fcb3b609fe36a36c8972d2
sha512
79964311ebce06ca6ec83b67c3e89baeac6c5f16e678ab1b58ee59f463a544bd507548027e8ee2121e303591c104ce957a9d2795836b81e945b15ac0eed05407
ripemd-160
e00fca87bef581142bfeb3ef83b2ca32e6e0a9d6
Diameter
144039862
Circumference
452514572.28329
Area
1.6295034136168E+16
Volume
1.5647563121727E+24
Surface area
6.5180136544674E+16
Circumference
452514572.28329
Perimeter
288079724
Area
5186870461244761
Diagonal
101851563.18137
Surface area
31121222767468566
Volume
3.7355805272479E+23
Space diagonal
124742179.6496
Perimeter
216059793
Area
2.2459807927885E+15
Altitude
62371089.824802
Surface area
2.2459807927885E+15
Volume
4.402423870809E+22
Height
33950521.060458