72185005 is an odd 8-digits composite number following 72185004
and preceding 72185006 . In scientific notation, it is written as 7.2185005 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 57748000 positive integers (up to 72185005) that are relatively prime to 72185005.
72185005 has 4 divisors, whose sum is 86622012
The reverse of 72185005 is 50058127
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-two million one hundred eighty-five thousand five
Scientific notation
7.2185005 × 10^7
Engineering notation
7.2185005 × 10^6
Prime Factorization
5 × 14437001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72185005
Product of the distinct prime numbers
The prime factorization of 72185005 is 5 × 14437001.
Since it has a total of 2 prime factors.
9 , 3 , 89 , 24 , 448 , 959 , 159 , 8565 , 56368 , 29542 , 584733 , 763094 , 7057767 , 7434236 , 32279630 , 80040670 , 870715983 , 842104551 , 7702297103 , 8196738629
n×2
144370010
n×3
216555015
n×4
288740020
n×5
360925025
n÷2
36092502.5
n÷3
24061668.333333
n÷3
18046251.25
n÷5
14437001
n2
5210674946850025
n3
3.7613259709174E+23
n4
2.7151133401731E+31
n5
1.9599047003596E+39
2 √n
8496.1759044879
3 √n
416.37278014022
4 √n
92.174703170056
5 √n
37.298330952338
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72185004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72185005 can be divided by 4 positive divisors.
The sum of these divisors (counting 72185005) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011010111010010101101
3
Ternary
12000211101012201
4
Quaternary
10103113102231
5
Quinary
121434410010
6
Senary
11055101501
8
Octal
423272255
10
Decimal
72185005
12
Duodecimal
20211891
16
Hexadecimal
44d74ad
20
Vigesimal
12b32a5
36
Base36
16z6b1
md5
d0054216e2dffb75b80df2c0c79cbf79
sha1
ccfa622632fef58388f5b137f3cc259959f49f7b
sha256
c2e163359170b4579ef43ce6a2243294687518d2b4c2d520ecc631d7a7604ad1
sha512
e0ef86de2bf1f55f85678a0f9171e14fd8ff759b147ec8649736e40bf820574592fe27c0f82505bec56894f02a401792a44dc64bbe6a2ea32b1a280fb8c1ee5f
ripemd-160
3c480fd998bba0679713412518bac5df3499edbf
Diameter
144370010
Circumference
453551762.81468
Area
1.6369818133268E+16
Volume
1.5755405383988E+24
Surface area
6.5479272533074E+16
Circumference
453551762.81468
Perimeter
288740020
Area
5210674946850025
Diagonal
102085013.07097
Surface area
31264049681100150
Volume
3.7613259709174E+23
Space diagonal
125028096.20461
Perimeter
216555015
Area
2.2562884374176E+15
Altitude
62514048.102307
Surface area
2.2562884374176E+15
Volume
4.432765167148E+22
Height
34028337.690323