72891497 is an odd 8-digits composite number following 72891496
and preceding 72891498 . In scientific notation, it is written as 7.2891497 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 62434512 positive integers (up to 72891497) that are relatively prime to 72891497.
72891497 has 8 divisors, whose sum is 83363136
The reverse of 72891497 is 79419827
Previous prime number is 1933
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million eight hundred ninety-one thousand four hundred ninety-seven
Scientific notation
7.2891497 × 10^7
Engineering notation
7.2891497 × 10^6
Prime Factorization
7 × 1933 × 5387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72891497
Product of the distinct prime numbers
The prime factorization of 72891497 is 7 × 1933 × 5387.
Since it has a total of 3 prime factors.
7 , 1 , 46 , 6 , 364 , 892 , 1411 , 182 , 50604 , 24491 , 819475 , 777548 , 5632771 , 470745 , 46744308 , 87224340 , 30512932 , 610993244 , 5864443563 , 5978601466
n×2
145782994
n×3
218674491
n×4
291565988
n×5
364457485
n÷2
36445748.5
n÷3
24297165.666667
n÷3
18222874.25
n÷5
14578299.4
n2
5313170334901009
n3
3.8728493952693E+23
n4
2.8229779007672E+31
n5
2.0577108518484E+39
2 √n
8537.6517263238
3 √n
417.72675265295
4 √n
92.399414101626
5 √n
37.371056341189
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
-72891496
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 72891497 can be divided by 8 positive divisors.
The sum of these divisors (counting 72891497) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110000011110001101001
3
Ternary
12002011021100002
4
Quaternary
10112003301221
5
Quinary
122130011442
6
Senary
11122152345
8
Octal
426036151
10
Decimal
72891497
12
Duodecimal
204b26b5
16
Hexadecimal
4583c69
20
Vigesimal
12fb8eh
36
Base36
17ebft
md5
d8fb4263657a95009c2bddb89861fe8f
sha1
c8052a7ab3f1b48726928285b96d8eefe1bf6ad0
sha256
3bff4a6d5d4be9b9edba04849ebac1be3d7ec8d85ba8e00f9c50c1911e63992b
sha512
94739afb8b4176a3fa72cfe360ec0eee79fecebcb0c39d0f08015c571aa4ddb5bb5db523a6fb9856493125fcf37dd902925d4e5c33fb8a37bc83d49a263ebf0a
ripemd-160
a437872ab07581bc08890c10317a483ec2b6a742
Diameter
145782994
Circumference
457990782.96872
Area
1.6691816891396E+16
Volume
1.6222553611517E+24
Surface area
6.6767267565585E+16
Circumference
457990782.96872
Perimeter
291565988
Area
5313170334901009
Diagonal
103084143.63908
Surface area
31879022009406054
Volume
3.8728493952693E+23
Space diagonal
126251776.24375
Perimeter
218674491
Area
2.3006702423291E+15
Altitude
63125888.121877
Surface area
2.3006702423291E+15
Volume
4.5641967831819E+22
Height
34361381.213026