72994731 is an odd 8-digits composite number following 72994730
and preceding 72994732 . In scientific notation, it is written as 7.2994731 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 48161280 positive integers (up to 72994731) that are relatively prime to 72994731.
72994731 has 8 divisors, whose sum is 98330064
The reverse of 72994731 is 13749927
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million nine hundred ninety-four thousand seven hundred thirty-one
Scientific notation
7.2994731 × 10^7
Engineering notation
7.2994731 × 10^6
Prime Factorization
3 × 97 × 250841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72994731
Product of the distinct prime numbers
The prime factorization of 72994731 is 3 × 97 × 250841.
Since it has a total of 3 prime factors.
9 , 2 , 60 , 64 , 797 , 569 , 9989 , 7884 , 15996 , 69291 , 393143 , 331750 , 783209 , 5604949 , 75489461 , 18631257 , 225928140 , 397877969 , 7730057085 , 369774390
n×2
145989462
n×3
218984193
n×4
291978924
n×5
364973655
n÷2
36497365.5
n÷3
24331577
n÷3
18248682.75
n÷5
14598946.2
n2
5328230753762361
n3
3.8893277057681E+23
n4
2.8390042965339E+31
n5
2.0723235493334E+39
2 √n
8543.6953948511
3 √n
417.92386417326
4 √n
92.4321123574
5 √n
37.381635846558
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
-72994730
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 72994731 can be divided by 8 positive divisors.
The sum of these divisors (counting 72994731) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110011100111110101011
3
Ternary
12002100111221120
4
Quaternary
10112130332223
5
Quinary
122141312411
6
Senary
11124310323
8
Octal
426347653
10
Decimal
72994731
12
Duodecimal
205423a3
16
Hexadecimal
459cfab
20
Vigesimal
12g46gb
36
Base36
17gj3f
md5
2c60f5f258f45fce1e3f563540a6bdfc
sha1
5721402ebf8d827fd252c07fa32ab1e3bedf9b93
sha256
f4239fab507607397497d63624bdcb9c445eea6a74bde243153f45b2815f91b0
sha512
62d756dfe664c1f00dce29acd48a3dbfc601a823e8bbb92fc24b2e06b316692fdd301b2be076fd71699de6c9bd45f31d9ef49f578ef9fa74e285885cef3d1658
ripemd-160
26f83e8bc764bd06049331fb0e822c0db2202f98
Diameter
145989462
Circumference
458639421.32073
Area
1.6739130592651E+16
Volume
1.6291577797126E+24
Surface area
6.6956522370604E+16
Circumference
458639421.32073
Perimeter
291978924
Area
5328230753762361
Diagonal
103230138.56198
Surface area
31969384522574166
Volume
3.8893277057681E+23
Space diagonal
126430582.77682
Perimeter
218984193
Area
2.3071915949919E+15
Altitude
63215291.388411
Surface area
2.3071915949919E+15
Volume
4.5836166583422E+22
Height
34410046.187325