72028901 is an odd 8-digits composite number following 72028900
and preceding 72028902 . In scientific notation, it is written as 7.2028901 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 61581168 positive integers (up to 72028901) that are relatively prime to 72028901.
72028901 has 8 divisors, whose sum is 82529280
The reverse of 72028901 is 10982027
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-two million twenty-eight thousand nine hundred one
Scientific notation
7.2028901 × 10^7
Engineering notation
7.2028901 × 10^6
Prime Factorization
7 × 397 × 25919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72028901
Product of the distinct prime numbers
The prime factorization of 72028901 is 7 × 397 × 25919.
Since it has a total of 3 prime factors.
4 , 4 , 74 , 9 , 114 , 517 , 3448 , 50 , 30489 , 80692 , 609318 , 564517 , 5132501 , 3019425 , 22872479 , 37959477 , 644601477 , 287718119 , 5030735737 , 6268253541
n×2
144057802
n×3
216086703
n×4
288115604
n×5
360144505
n÷2
36014450.5
n÷3
24009633.666667
n÷3
18007225.25
n÷5
14405780.2
n2
5188162579267801
n3
3.7369764879399E+23
n4
2.6917030948915E+31
n5
1.9388041574333E+39
2 √n
8486.9842111318
3 √n
416.07242059253
4 √n
92.12482950395
5 √n
37.282185045806
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
-72028900
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 72028901 can be divided by 8 positive divisors.
The sum of these divisors (counting 72028901) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010110001001011100101
3
Ternary
12000112110002002
4
Quaternary
10102301023211
5
Quinary
121414411101
6
Senary
11051455045
8
Octal
422611345
10
Decimal
72028901
12
Duodecimal
20157485
16
Hexadecimal
44b12e5
20
Vigesimal
12a3c51
36
Base36
16vtut
md5
f906f4cf6a62cc4de573a48663c408cf
sha1
bef4b060566f1fdf6f53cb42a22ed1b3e09168d7
sha256
67eb4e1895a5fcb707f5d75da9b99952ef4971abdb1625e95d7eeba00b92cbd5
sha512
7ec509450b127ee09e365719c02e62d79715f22679b1760839f14aec8a3a62d4ce20176bddc399989e49feb58d0804da06cd4753c1120d571011140043f85058
ripemd-160
c52996da72083b5650e40ba103f401f34dc63456
Diameter
144057802
Circumference
452570932.45549
Area
1.6299093444657E+16
Volume
1.5653410508199E+24
Surface area
6.5196373778629E+16
Circumference
452570932.45549
Perimeter
288115604
Area
5188162579267801
Diagonal
101864248.67703
Surface area
31128975475606806
Volume
3.7369764879399E+23
Space diagonal
124757716.14535
Perimeter
216086703
Area
2.2465402963049E+15
Altitude
62378858.072674
Surface area
2.2465402963049E+15
Volume
4.4040690262616E+22
Height
33954749.55901