72671285 is an odd 8-digits composite number following 72671284
and preceding 72671286 . In scientific notation, it is written as 7.2671285 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 55840320 positive integers (up to 72671285) that are relatively prime to 72671285.
72671285 has 16 divisors, whose sum is 90693120
The reverse of 72671285 is 58217627
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million six hundred seventy-one thousand two hundred eighty-five
Scientific notation
7.2671285 × 10^7
Engineering notation
7.2671285 × 10^6
Prime Factorization
5 × 31 × 139 × 3373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72671285
Product of the distinct prime numbers
The prime factorization of 72671285 is 5 × 31 × 139 × 3373.
Since it has a total of 4 prime factors.
5 , 2 , 93 , 26 , 380 , 25 , 9747 , 6023 , 25341 , 26818 , 641253 , 618577 , 3778350 , 6579231 , 52032408 , 75358105 , 140474707 , 657686579 , 9216015159 , 750133907
n×2
145342570
n×3
218013855
n×4
290685140
n×5
363356425
n÷2
36335642.5
n÷3
24223761.666667
n÷3
18167821.25
n÷5
14534257
n2
5281115663551225
n3
3.837854615039E+23
n4
2.7890182651806E+31
n5
2.0268154121915E+39
2 √n
8524.7454507451
3 √n
417.30566451303
4 √n
92.329548091308
5 √n
37.348448716531
1 , 5 , 31 , 139 , 155 , 695 , 3373 , 4309 , 16865 , 21545 , 104563 , 468847 , 522815 , 2344235 , 14534257 , 72671285
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72671284
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72671285 can be divided by 16 positive divisors.
The sum of these divisors (counting 72671285) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001110000000110101
3
Ternary
12001202002021002
4
Quaternary
10111032000311
5
Quinary
122100440120
6
Senary
11113333045
8
Octal
425160065
10
Decimal
72671285
12
Duodecimal
20407185
16
Hexadecimal
454e035
20
Vigesimal
12e3i45
36
Base36
179lit
md5
8d855482ee6dfb3087d33fa79ca5e28f
sha1
f57459a10116beb2369c0073faf68bc0587b8103
sha256
369ddd7e15a1f6957dc6c5cfc4bccd79d3d6ed0a96a73e982b3bf0b13f56e8e0
sha512
0f747ea49bd45d50c0246cbc11551c2af3fbaefd2a3164556de7a8b6a9b7114de828841a0f3e870314cdaea6d73398364a9716bdb1973a8c51255d0f46850ca2
ripemd-160
891f9db3ad74ced810062fc066dd8e75c53f744e
Diameter
145342570
Circumference
456607150.16586
Area
1.6591114171371E+16
Volume
1.6075967818869E+24
Surface area
6.6364456685482E+16
Circumference
456607150.16586
Perimeter
290685140
Area
5281115663551225
Diagonal
102772716.84208
Surface area
31686693981307350
Volume
3.837854615039E+23
Space diagonal
125870357.87132
Perimeter
218013855
Area
2.2867901624796E+15
Altitude
62935178.935659
Surface area
2.2867901624796E+15
Volume
4.5229550391702E+22
Height
34257572.280693