72682021 is an odd 8-digits composite number following 72682020
and preceding 72682022 . In scientific notation, it is written as 7.2682021 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 67581120 positive integers (up to 72682021) that are relatively prime to 72682021.
72682021 has 8 divisors, whose sum is 77886144
The reverse of 72682021 is 12028627
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-two million six hundred eighty-two thousand twenty-one
Scientific notation
7.2682021 × 10^7
Engineering notation
7.2682021 × 10^6
Prime Factorization
17 × 83 × 51511
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72682021
Product of the distinct prime numbers
The prime factorization of 72682021 is 17 × 83 × 51511.
Since it has a total of 3 prime factors.
2 , 2 , 100 , 29 , 973 , 353 , 2122 , 8284 , 51534 , 80644 , 703370 , 665519 , 9335884 , 4512702 , 32769529 , 56152129 , 566469787 , 883331818 , 4594190014 , 4605909653
n×2
145364042
n×3
218046063
n×4
290728084
n×5
363410105
n÷2
36341010.5
n÷3
24227340.333333
n÷3
18170505.25
n÷5
14536404.2
n2
5282676176644441
n3
3.8395558080707E+23
n4
2.7906667587287E+31
n5
2.0283129996192E+39
2 √n
8525.3751237116
3 √n
417.32621354193
4 √n
92.33295794954
5 √n
37.349552176453
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
-72682020
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 72682021 can be divided by 8 positive divisors.
The sum of these divisors (counting 72682021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101010000101000100101
3
Ternary
12001202121222201
4
Quaternary
10111100220211
5
Quinary
122101311041
6
Senary
11113454501
8
Octal
425205045
10
Decimal
72682021
12
Duodecimal
20411431
16
Hexadecimal
4550a25
20
Vigesimal
12e5511
36
Base36
179tt1
md5
0f56ca516a494550bdd7e67b9c4d9a96
sha1
92cdefe3ebd54a9b15c78508d9ae13cd3025e37f
sha256
19a319476a2ea52522044c8e12a8de4f91bed125ba6cbbb15cdc31e07983889e
sha512
1013c36c70892b87b256a1b3315a9232f515e0c5077b826d8b36b29a23550b4fedc917be7b8cb8d06b6eecb48a0c665c8bd42696ea5e9240fb6adffe3148f54f
ripemd-160
c514cc53e7691d8ba4799f5605f4acf2329e6248
Diameter
145364042
Circumference
456674606.44332
Area
1.659601666784E+16
Volume
1.6083093759577E+24
Surface area
6.638406667136E+16
Circumference
456674606.44332
Perimeter
290728084
Area
5282676176644441
Diagonal
102787899.83889
Surface area
31696057059866646
Volume
3.8395558080707E+23
Space diagonal
125888953.16879
Perimeter
218046063
Area
2.2874658844705E+15
Altitude
62944476.584394
Surface area
2.2874658844705E+15
Volume
4.524959914385E+22
Height
34262633.279629