72902012 is an even 8-digits composite number following 72902011
and preceding 72902013 . In scientific notation, it is written as 7.2902012 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 34532496 positive integers (up to 72902012) that are relatively prime to 72902012.
72902012 has 12 divisors, whose sum is 134293320
The reverse of 72902012 is 21020927
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
seventy-two million nine hundred two thousand twelve
Scientific notation
7.2902012 × 10^7
Engineering notation
7.2902012 × 10^6
Prime Factorization
2 × 2 × 19 × 959237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
36451006
Product of the distinct prime numbers
The prime factorization of 72902012 is 2 × 2 × 19 × 959237.
Since it has a total of 4 prime factors.
9 , 4 , 94 , 27 , 448 , 820 , 3628 , 3514 , 65829 , 66012 , 592064 , 728382 , 1018709 , 4583660 , 18449662 , 39378983 , 804954395 , 790768286 , 5318998589 , 8250557432
n×2
145804024
n×3
218706036
n×4
291608048
n×5
364510060
n÷2
36451006
n÷3
24300670.666667
n÷3
18225503
n÷5
14580402.4
n2
5314703353648144
n3
3.874525676641E+23
n4
2.8246071737279E+31
n5
2.059195460744E+39
2 √n
8538.2675057649
3 √n
417.74683814894
4 √n
92.402746202507
5 √n
37.372134475131
1 , 2 , 4 , 19 , 38 , 76 , 959237 , 1918474 , 3836948 , 18225503 , 36451006 , 72902012
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
-72902011
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 72902012 can be divided by 12 positive divisors.
The sum of these divisors (counting 72902012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010110000110010101111100
3
Ternary
12002011210202112
4
Quaternary
10112012111330
5
Quinary
122130331022
6
Senary
11122313152
8
Octal
426062574
10
Decimal
72902012
12
Duodecimal
204b87b8
16
Hexadecimal
458657c
20
Vigesimal
12fcf0c
36
Base36
17ejjw
md5
bec3cc098576189175a552b05a049943
sha1
aad0720e59b382fd79b9d93b4fc8be4f63114e46
sha256
c25703199f13acbcff9e4b38d7e48e0d754b5f3fdd81a6fd5dc2a3bb725dd51e
sha512
11a037c3aab1b5d4d0528ed2c387f6d042f2c7c76dabea4aeca56149a0a0e34e955b9009d1f2d95ab99406cd34e288e1c6f42cdf1a20de4dd345c981288c9545
ripemd-160
52ed9a4629d642cf51efa421ddfdbfda234c0a2e
Diameter
145804024
Circumference
458056850.66223
Area
1.669663301183E+16
Volume
1.6229575202507E+24
Surface area
6.678653204732E+16
Circumference
458056850.66223
Perimeter
291608048
Area
5314703353648144
Diagonal
103099014.09469
Surface area
31888220121888864
Volume
3.874525676641E+23
Space diagonal
126269988.758
Perimeter
218706036
Area
2.3013340589188E+15
Altitude
63134994.378998
Surface area
2.3013340589188E+15
Volume
4.5661722997237E+22
Height
34366338.031562