72187055 is an odd 8-digits composite number following 72187054
and preceding 72187056 . In scientific notation, it is written as 7.2187055 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 57711808 positive integers (up to 72187055) that are relatively prime to 72187055.
72187055 has 8 divisors, whose sum is 86681232
The reverse of 72187055 is 55078127
Previous prime number is 1913
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million one hundred eighty-seven thousand fifty-five
Scientific notation
7.2187055 × 10^7
Engineering notation
7.2187055 × 10^6
Prime Factorization
5 × 1913 × 7547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72187055
Product of the distinct prime numbers
The prime factorization of 72187055 is 5 × 1913 × 7547.
Since it has a total of 3 prime factors.
9 , 7 , 67 , 33 , 704 , 44 , 2419 , 7029 , 84971 , 81655 , 39295 , 241876 , 3560252 , 4772588 , 97980534 , 17590112 , 914158295 , 714724927 , 5122498138 , 6584440208
n×2
144374110
n×3
216561165
n×4
288748220
n×5
360935275
n÷2
36093527.5
n÷3
24062351.666667
n÷3
18046763.75
n÷5
14437411
n2
5210970909573025
n3
3.7616464365275E+23
n4
2.7154217820416E+31
n5
1.9601830152844E+39
2 √n
8496.2965461429
3 √n
416.37672166112
4 √n
92.175357586195
5 √n
37.298542798856
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
-72187054
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 72187055 can be divided by 8 positive divisors.
The sum of these divisors (counting 72187055) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010111110010101111
3
Ternary
12000211111000122
4
Quaternary
10103113302233
5
Quinary
121434441210
6
Senary
11055115155
8
Octal
423276257
10
Decimal
72187055
12
Duodecimal
20212abb
16
Hexadecimal
44d7caf
20
Vigesimal
12b37cf
36
Base36
16z7vz
md5
7bc47fcd68eb3a427bfe0a4a186b0f82
sha1
033d7bfa1b1da32762511918d2a5c60590ed71c9
sha256
ef3985e0e194c3badf0c1cacbcee5cc79c78636f3f380b19af59dc560d18d60a
sha512
41b58ca98cd2b8282bbc1c8b0d14c9aa95aa7304f3ec46285dd413fb6be2f9eb404a913465496cd3d987efb664144a9f40b9f8aef01f18496ef75c9fbc49123e
ripemd-160
35d03ca19d8fffe5595a39765073ad8f0105b3ce
Diameter
144374110
Circumference
453564643.34456
Area
1.6370747927585E+16
Volume
1.5756747747196E+24
Surface area
6.5482991710339E+16
Circumference
453564643.34456
Perimeter
288748220
Area
5210970909573025
Diagonal
102087912.20877
Surface area
31265825457438150
Volume
3.7616464365275E+23
Space diagonal
125031646.90877
Perimeter
216561165
Area
2.256416593036E+15
Altitude
62515823.454384
Surface area
2.256416593036E+15
Volume
4.4331428394913E+22
Height
34029304.069591