72019972 is an even 8-digits composite number following 72019971
and preceding 72019973 . In scientific notation, it is written as 7.2019972 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 35987976 positive integers (up to 72019972) that are relatively prime to 72019972.
72019972 has 12 divisors, whose sum is 126112000
The reverse of 72019972 is 27991027
Previous prime number is 1999
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-two million nineteen thousand nine hundred seventy-two
Scientific notation
7.2019972 × 10^7
Engineering notation
7.2019972 × 10^6
Prime Factorization
2 × 2 × 1999 × 9007
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
36009986
Product of the distinct prime numbers
The prime factorization of 72019972 is 2 × 2 × 1999 × 9007.
Since it has a total of 4 prime factors.
6 , 10 , 94 , 96 , 981 , 578 , 9129 , 4382 , 50608 , 95335 , 356561 , 774004 , 518029 , 4439459 , 74209719 , 74004866 , 17147442 , 639619843 , 492442954 , 8527026017
n×2
144039944
n×3
216059916
n×4
288079888
n×5
360099860
n÷2
36009986
n÷3
24006657.333333
n÷3
18004993
n÷5
14403994.4
n2
5186876366880784
n3
3.7355869071022E+23
n4
2.6903686445306E+31
n5
1.9376027444877E+39
2 √n
8486.458154024
3 √n
416.05522719693
4 √n
92.121974327649
5 √n
37.281260669247
1 , 2 , 4 , 1999 , 3998 , 7996 , 9007 , 18014 , 36028 , 18004993 , 36009986 , 72019972
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
-72019971
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 72019972 can be divided by 12 positive divisors.
The sum of these divisors (counting 72019972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010010101111000000000100
3
Ternary
12000111222211101
4
Quaternary
10102233000010
5
Quinary
121414114342
6
Senary
11051345444
8
Octal
422570004
10
Decimal
72019972
12
Duodecimal
20152284
16
Hexadecimal
44af004
20
Vigesimal
12a29ic
36
Base36
16vmys
md5
01176e7f3bcf4c6890149532014f241c
sha1
3fa9cfbde2bf5996a58552e42d04c85576109192
sha256
df0147ed62c78064426e68982cb2800c9bf23fcbff2af1bf9d12c0d4cbee3f6f
sha512
0143cc81671f4102f749b5d3703076c200cffa2ae2cb36c00f0039391e7a6df058df19eb4172e9c3c3069351771c37372d8cdedd8d940b74394e899dbd399dc4
ripemd-160
166c35a5d3eb1b6acf3542f7327d3d30c146636e
Diameter
144039944
Circumference
452514829.89389
Area
1.6295052689271E+16
Volume
1.5647589845598E+24
Surface area
6.5180210757085E+16
Circumference
452514829.89389
Perimeter
288079888
Area
5186876366880784
Diagonal
101851621.16413
Surface area
31121258201284704
Volume
3.7355869071022E+23
Space diagonal
124742250.66369
Perimeter
216059916
Area
2.2459833500039E+15
Altitude
62371125.331844
Surface area
2.2459833500039E+15
Volume
4.4024313895394E+22
Height
33950540.388044