91728488 is an even 8-digits composite number following 91728487
and preceding 91728489 . In scientific notation, it is written as 9.1728488 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 8 positive divisors.
There are 45864240 positive integers (up to 91728488) that are relatively prime to 91728488.
91728488 has 8 divisors, whose sum is 171990930
The reverse of 91728488 is 88482719
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety-one million seven hundred twenty-eight thousand four hundred eighty-eight
Scientific notation
9.1728488 × 10^7
Engineering notation
9.1728488 × 10^6
Prime Factorization
2 × 2 × 2 × 11466061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
22932122
Product of the distinct prime numbers
The prime factorization of 91728488 is 2 × 2 × 2 × 11466061.
Since it has a total of 4 prime factors.
7 , 5 , 58 , 39 , 488 , 30 , 6072 , 3236 , 40317 , 64809 , 796333 , 690785 , 884060 , 7596656 , 99716575 , 21414231 , 280326820 , 758498743 , 7867721831 , 1333045318
n×2
183456976
n×3
275185464
n×4
366913952
n×5
458642440
n÷2
45864244
n÷3
30576162.666667
n÷3
22932122
n÷5
18345697.6
n2
8414115510766144
n3
7.7181409365993E+23
n4
7.0797339828515E+31
n5
6.4941329368919E+39
2 √n
9577.4990472461
3 √n
450.99121095027
4 √n
97.864697655723
5 √n
39.129189024138
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
-91728487
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 91728488 can be divided by 8 positive divisors.
The sum of these divisors (counting 91728488) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011101111010101001101000
3
Ternary
20101121021211102
4
Quaternary
11131322221220
5
Quinary
141440302423
6
Senary
13034020532
8
Octal
535725150
10
Decimal
91728488
12
Duodecimal
26877748
16
Hexadecimal
577aa68
20
Vigesimal
18d6148
36
Base36
1im25k
md5
98401c547ebc7090b6b0c3b7404b8d96
sha1
3d8fde4b205804b9ff3270d494edb1b7e62bff57
sha256
ea3b7df1967c2548102b7e728b608ea6cd252129850732c889d89874d5bdeb97
sha512
4b7627dadc9fa8e3f716c9b33df68bd5254c4f2a94516d988ed1ae7cb294c66fca80e00c6d8c024a3e4f85bd9f48e8efe7bc46328dbb0c9f7378716b31512145
ripemd-160
0af0ce1a08fca7c051d2ddef595cf6f6a6e29705
Diameter
183456976
Circumference
576347088.0514
Area
2.6433723475079E+16
Volume
3.2329673154388E+24
Surface area
1.0573489390032E+17
Circumference
576347088.0514
Perimeter
366913952
Area
8414115510766144
Diagonal
129723671.78558
Surface area
50484693064596864
Volume
7.7181409365993E+23
Space diagonal
158878401.71747
Perimeter
275185464
Area
3.6434188913501E+15
Altitude
79439200.858736
Surface area
3.6434188913501E+15
Volume
9.095916324038E+22
Height
43241223.928526