72188815 is an odd 8-digits composite number following 72188814
and preceding 72188816 . In scientific notation, it is written as 7.2188815 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 56580480 positive integers (up to 72188815) that are relatively prime to 72188815.
72188815 has 8 divisors, whose sum is 86724288
The reverse of 72188815 is 51888127
Previous prime number is 15343
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million one hundred eighty-eight thousand eight hundred fifteen
Scientific notation
7.2188815 × 10^7
Engineering notation
7.2188815 × 10^6
Prime Factorization
5 × 15343 × 941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72188815
Product of the distinct prime numbers
The prime factorization of 72188815 is 5 × 15343 × 941.
Since it has a total of 3 prime factors.
4 , 3 , 19 , 41 , 872 , 668 , 4643 , 3375 , 57789 , 98837 , 417805 , 225225 , 413271 , 1055545 , 74773406 , 8245083 , 770494078 , 635213304 , 1557950841 , 2240719978
n×2
144377630
n×3
216566445
n×4
288755260
n×5
360944075
n÷2
36094407.5
n÷3
24062938.333333
n÷3
18047203.75
n÷5
14437763
n2
5211225011104225
n3
3.7619215824998E+23
n4
2.7156866116358E+31
n5
1.9604219840536E+39
2 √n
8496.4001200508
3 √n
416.38010554149
4 √n
92.175919415273
5 √n
37.298724673003
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
-72188814
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 72188815 can be divided by 8 positive divisors.
The sum of these divisors (counting 72188815) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011011000001110001111
3
Ternary
12000211120102211
4
Quaternary
10103120032033
5
Quinary
121440020230
6
Senary
11055131251
8
Octal
423301617
10
Decimal
72188815
12
Duodecimal
20213b27
16
Hexadecimal
44d838f
20
Vigesimal
12b3c0f
36
Base36
16z98v
md5
d7c0ceeb18b16d55fe955cf15b0b4977
sha1
c6d8700b6a14bd295921baefbc1fcee9f8fb4f8e
sha256
26751998c35c40837d4cef7be69b624db5c949abb6bae09cb64d6725979166f2
sha512
1728c704ca78af622308efa05cbfd672387ebce2ce56089b7eb8e0ee014ea7c261685e3b4b4ea43db2309543a34e461c7a45189434cad1833632425552055e80
ripemd-160
ae5148d47d48789903bff6a1944f049a4e129b65
Diameter
144377630
Circumference
453575701.75071
Area
1.6371546211088E+16
Volume
1.575790027595E+24
Surface area
6.5486184844354E+16
Circumference
453575701.75071
Perimeter
288755260
Area
5211225011104225
Diagonal
102090401.22464
Surface area
31267350066625350
Volume
3.7619215824998E+23
Space diagonal
125034695.31819
Perimeter
216566445
Area
2.2565266222266E+15
Altitude
62517347.659095
Surface area
2.2565266222266E+15
Volume
4.4334671021293E+22
Height
34030133.741547