72082021 is an odd 8-digits composite number following 72082020
and preceding 72082022 . In scientific notation, it is written as 7.2082021 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 65472720 positive integers (up to 72082021) that are relatively prime to 72082021.
72082021 has 8 divisors, whose sum is 78702624
The reverse of 72082021 is 12028027
Previous prime number is 1637
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
seventy-two million eighty-two thousand twenty-one
Scientific notation
7.2082021 × 10^7
Engineering notation
7.2082021 × 10^6
Prime Factorization
11 × 1637 × 4003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72082021
Product of the distinct prime numbers
The prime factorization of 72082021 is 11 × 1637 × 4003.
Since it has a total of 3 prime factors.
9 , 7 , 42 , 67 , 211 , 869 , 6439 , 7271 , 79685 , 60587 , 982846 , 142467 , 5395392 , 9333815 , 73485581 , 94966563 , 729261102 , 428527586 , 1147454969 , 5593369582
n×2
144164042
n×3
216246063
n×4
288328084
n×5
360410105
n÷2
36041010.5
n÷3
24027340.333333
n÷3
18020505.25
n÷5
14416404.2
n2
5195817751444441
n3
3.7452504427179E+23
n4
2.6996522106225E+31
n5
1.9459638733879E+39
2 √n
8490.113132344
3 √n
416.17467739817
4 √n
92.141809903778
5 √n
37.287682410581
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
-72082020
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 72082021 can be divided by 8 positive divisors.
The sum of these divisors (counting 72082021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010111110001001100101
3
Ternary
12000122010221111
4
Quaternary
10102332021211
5
Quinary
121423111041
6
Senary
11052545021
8
Octal
422761145
10
Decimal
72082021
12
Duodecimal
20182171
16
Hexadecimal
44be265
20
Vigesimal
12aa511
36
Base36
16wyud
md5
0aae6de14d246271f4bf149a67128860
sha1
5489243dc09ad7bf329537eda8218fe2beab34a6
sha256
ca7a28b58d7622e9f0f263a34e4b6fc7327f129d8e3d29a5f7a0ce7a5e683289
sha512
32b1adf480882e6837c6288c4f1f8750abc91af8327e38416ad0b01cbb8faf60ad993ba1a05e3673f1cd874ab8f08aaeefe6fd40de5e8683c4fba0579bf87816
ripemd-160
524b70035981c04bd802c341cc0a242949ee0cd0
Diameter
144164042
Circumference
452904695.25901
Area
1.6323142877329E+16
Volume
1.5688068368929E+24
Surface area
6.5292571509317E+16
Circumference
452904695.25901
Perimeter
288328084
Area
5195817751444441
Diagonal
101939371.70146
Surface area
31174906508666646
Volume
3.7452504427179E+23
Space diagonal
124849722.68425
Perimeter
216246063
Area
2.2498550830925E+15
Altitude
62424861.342123
Surface area
2.2498550830925E+15
Volume
4.4138199754796E+22
Height
33979790.567154