72668488 is an even 8-digits composite number following 72668487
and preceding 72668489 . In scientific notation, it is written as 7.2668488 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 8 positive divisors.
There are 36334240 positive integers (up to 72668488) that are relatively prime to 72668488.
72668488 has 8 divisors, whose sum is 136253430
The reverse of 72668488 is 88486627
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million six hundred sixty-eight thousand four hundred eighty-eight
Scientific notation
7.2668488 × 10^7
Engineering notation
7.2668488 × 10^6
Prime Factorization
2 × 2 × 2 × 9083561
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18167122
Product of the distinct prime numbers
The prime factorization of 72668488 is 2 × 2 × 2 × 9083561.
Since it has a total of 4 prime factors.
9 , 7 , 56 , 49 , 5 , 773 , 296 , 4105 , 57086 , 81675 , 670951 , 13599 , 1368139 , 9981705 , 61742307 , 25919523 , 7263448 , 131175862 , 807994709 , 5877115878
n×2
145336976
n×3
218005464
n×4
290673952
n×5
363342440
n÷2
36334244
n÷3
24222829.333333
n÷3
18167122
n÷5
14533697.6
n2
5280709148206144
n3
3.8374114936791E+23
n4
2.7885889107948E+31
n5
2.0264253980103E+39
2 √n
8524.5813973473
3 √n
417.30031063807
4 √n
92.328659674812
5 √n
37.34816121585
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
-72668487
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 72668488 can be divided by 8 positive divisors.
The sum of these divisors (counting 72668488) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001101010101001000
3
Ternary
12001201221102111
4
Quaternary
10111031111020
5
Quinary
122100342423
6
Senary
11113312104
8
Octal
425152510
10
Decimal
72668488
12
Duodecimal
20405634
16
Hexadecimal
454d548
20
Vigesimal
12e3b48
36
Base36
179jd4
md5
781464978e8fa50c4005d165754f9307
sha1
e46add2545658142bc445f00eea2078ada1bb0e6
sha256
2c3ef508d3c27c4fd74d5406a7a2ff5950bb8cc82b1a01ce5bc4c6d8b849cb74
sha512
e9d3dee1c7bb5d9948852cfb075ae39ba765deeff65175a1c40d89429dac0f912f5378dd7d8d009e2666079d65b35f2254a8499a72f0fe955ce4d5155978a9e3
ripemd-160
8e203d8b336a54ff1128b704c73f95ad386d3a22
Diameter
145336976
Circumference
456589576.09656
Area
1.6589837065749E+16
Volume
1.6074111676458E+24
Surface area
6.6359348262995E+16
Circumference
456589576.09656
Perimeter
290673952
Area
5280709148206144
Diagonal
102768761.28675
Surface area
31684254889236864
Volume
3.8374114936791E+23
Space diagonal
125865513.32521
Perimeter
218005464
Area
2.2866141361717E+15
Altitude
62932756.662605
Surface area
2.2866141361717E+15
Volume
4.5224328156395E+22
Height
34256253.762249