72019947 is an odd 8-digits composite number following 72019946
and preceding 72019948 . In scientific notation, it is written as 7.2019947 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 47982240 positive integers (up to 72019947) that are relatively prime to 72019947.
72019947 has 8 divisors, whose sum is 96088720
The reverse of 72019947 is 74991027
Previous prime number is 1741
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million nineteen thousand nine hundred forty-seven
Scientific notation
7.2019947 × 10^7
Engineering notation
7.2019947 × 10^6
Prime Factorization
3 × 1741 × 13789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72019947
Product of the distinct prime numbers
The prime factorization of 72019947 is 3 × 1741 × 13789.
Since it has a total of 3 prime factors.
2 , 4 , 40 , 89 , 736 , 296 , 4783 , 2358 , 73778 , 4959 , 439484 , 714569 , 418446 , 6868559 , 3129738 , 32426267 , 34168603 , 383436715 , 1392101897 , 3277642967
n×2
144039894
n×3
216059841
n×4
288079788
n×5
360099735
n÷2
36009973.5
n÷3
24006649
n÷3
18004986.75
n÷5
14403989.4
n2
5186872765882809
n3
3.7355830169462E+23
n4
2.6903649089457E+31
n5
1.9375993815293E+39
2 √n
8486.456681089
3 √n
416.05517905574
4 √n
92.121966333166
5 √n
37.281258080988
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
-72019946
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 72019947 can be divided by 8 positive divisors.
The sum of these divisors (counting 72019947) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010101110111111101011
3
Ternary
12000111222210110
4
Quaternary
10102232333223
5
Quinary
121414114242
6
Senary
11051345403
8
Octal
422567753
10
Decimal
72019947
12
Duodecimal
20152263
16
Hexadecimal
44aefeb
20
Vigesimal
12a29h7
36
Base36
16vmy3
md5
4d64265d83f91826675ef70d164be9e4
sha1
c039a5da43f81260eceaeef7334431fd3b868a94
sha256
5ab298c6918b176f2428f669f1d0e3c7201b56638d8cf3e3ad0273f756973bcc
sha512
f5c661cc1453bdb0e5f0b7e5da9586c978125c263ad063de581e87e2e657a78eb4bf451d7d64c2c30ca32177f8f1823acf14b8721864f295c50be07d5c240861
ripemd-160
b1605d8736092d9a358d5800b0b9416bdfdde7df
Diameter
144039894
Circumference
452514672.81425
Area
1.6295041376402E+16
Volume
1.5647573550551E+24
Surface area
6.518016550561E+16
Circumference
452514672.81425
Perimeter
288079788
Area
5186872765882809
Diagonal
101851585.80879
Surface area
31121236595296854
Volume
3.7355830169462E+23
Space diagonal
124742207.36242
Perimeter
216059841
Area
2.2459817907261E+15
Altitude
62371103.681209
Surface area
2.2459817907261E+15
Volume
4.4024268049466E+22
Height
33950528.602931