72161722 is an even 8-digits composite number following 72161721
and preceding 72161723 . In scientific notation, it is written as 7.2161722 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 35200800 positive integers (up to 72161722) that are relatively prime to 72161722.
72161722 has 8 divisors, whose sum is 110882772
The reverse of 72161722 is 22716127
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-two million one hundred sixty-one thousand seven hundred twenty-two
Scientific notation
7.2161722 × 10^7
Engineering notation
7.2161722 × 10^6
Prime Factorization
2 × 41 × 880021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72161722
Product of the distinct prime numbers
The prime factorization of 72161722 is 2 × 41 × 880021.
Since it has a total of 3 prime factors.
4 , 1 , 9 , 91 , 173 , 627 , 7402 , 6391 , 25108 , 44151 , 227651 , 256283 , 6693763 , 8261842 , 40081561 , 45557194 , 181661940 , 428510688 , 1196605976 , 2798540995
n×2
144323444
n×3
216485166
n×4
288646888
n×5
360808610
n÷2
36080861
n÷3
24053907.333333
n÷3
18040430.5
n÷5
14432344.4
n2
5207314122005284
n3
3.7576875403882E+23
n4
2.7116120365236E+31
n5
1.9567459395147E+39
2 √n
8494.8055892999
3 √n
416.32800883845
4 √n
92.16726962051
5 √n
37.295924554768
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
-72161721
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 72161722 can be divided by 8 positive divisors.
The sum of these divisors (counting 72161722) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010001100110111010
3
Ternary
12000210012021101
4
Quaternary
10103101212322
5
Quinary
121433133342
6
Senary
11054402014
8
Octal
423214672
10
Decimal
72161722
12
Duodecimal
2020030a
16
Hexadecimal
44d19ba
20
Vigesimal
12b0462
36
Base36
16yoca
md5
435670899bc15828a66ecf5a631f0d33
sha1
cad8e288a6f07d63a3ae1ad871866627d9fa4cc2
sha256
de2856c2440daa19e478378d206588668961b8f1ffa48332789f64eef8efa829
sha512
5aedda75db528aef5bebb3df5f85fca656ca9650ccb2ca7e641e6603d809db9c56c420017fe53c43f602b5653e980e7e3604349cce2cdcd261c0ff022018cc99
ripemd-160
ecfa36ba79abae5e36dbc3a2b796bb5fa4ed4393
Diameter
144323444
Circumference
453405471.41118
Area
1.6359259790626E+16
Volume
1.5740164761826E+24
Surface area
6.5437039162505E+16
Circumference
453405471.41118
Perimeter
288646888
Area
5207314122005284
Diagonal
102052085.9366
Surface area
31243884732031704
Volume
3.7576875403882E+23
Space diagonal
124987768.86566
Perimeter
216485166
Area
2.254833157571E+15
Altitude
62493884.43283
Surface area
2.254833157571E+15
Volume
4.4284772356478E+22
Height
34017361.978866