72064978 is an even 8-digits composite number following 72064977
and preceding 72064979 . In scientific notation, it is written as 7.2064978 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 36032488 positive integers (up to 72064978) that are relatively prime to 72064978.
72064978 has 4 divisors, whose sum is 108097470
The reverse of 72064978 is 87946027
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million sixty-four thousand nine hundred seventy-eight
Scientific notation
7.2064978 × 10^7
Engineering notation
7.2064978 × 10^6
Prime Factorization
2 × 36032489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72064978
Product of the distinct prime numbers
The prime factorization of 72064978 is 2 × 36032489.
Since it has a total of 2 prime factors.
3 , 1 , 39 , 72 , 947 , 365 , 1 , 5107 , 30595 , 54110 , 164203 , 636609 , 4518881 , 4634742 , 16275124 , 51008290 , 550569740 , 288819384 , 7013458589 , 5515297505
n×2
144129956
n×3
216194934
n×4
288259912
n×5
360324890
n÷2
36032489
n÷3
24021659.333333
n÷3
18016244.5
n÷5
14412995.6
n2
5193361054140484
n3
3.7425945011269E+23
n4
2.6970999038663E+31
n5
1.9436644523593E+39
2 √n
8489.109376136
3 √n
416.14187483977
4 √n
92.136362941761
5 √n
37.285918991428
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
-72064977
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 72064978 can be divided by 4 positive divisors.
The sum of these divisors (counting 72064978) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010111001111111010010
3
Ternary
12000121021120021
4
Quaternary
10102321333102
5
Quinary
121422034403
6
Senary
11052334054
8
Octal
422717722
10
Decimal
72064978
12
Duodecimal
2017432a
16
Hexadecimal
44b9fd2
20
Vigesimal
12a828i
36
Base36
16wloy
md5
25951ecbb92ad2d8c9a43c8ecfa719a3
sha1
37416649c745b19c35617eab145ab97afbcd1f84
sha256
a3e98a151d3f6d58a467ab06f506523f08ae8707e725b63f5b4e2ee360a4a0ec
sha512
8accf9fcd6602364046f63f1351e38d28d9f0a0eed31574673cbf184283602510452fab9562b496b4c346b3a8b795fbc1b6152ed4947a86319d6e9782dd5e10f
ripemd-160
32ec5c1a9fc07bf5a4443c83837d3f4880d3bad6
Diameter
144129956
Circumference
452797610.93182
Area
1.6315424935127E+16
Volume
1.5676943186808E+24
Surface area
6.5261699740508E+16
Circumference
452797610.93182
Perimeter
288259912
Area
5193361054140484
Diagonal
101915269.25972
Surface area
31160166324842904
Volume
3.7425945011269E+23
Space diagonal
124820203.34233
Perimeter
216194934
Area
2.2487913019552E+15
Altitude
62410101.671167
Surface area
2.2487913019552E+15
Volume
4.4106899182972E+22
Height
33971756.419906