66187025 is an odd 8-digits composite number following 66187024
and preceding 66187026 . In scientific notation, it is written as 6.6187025 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 52949600 positive integers (up to 66187025) that are relatively prime to 66187025.
66187025 has 4 divisors, whose sum is 68834532
The reverse of 66187025 is 52078166
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
sixty-six million one hundred eighty-seven thousand twenty-five
Scientific notation
6.6187025 × 10^7
Engineering notation
6.6187025 × 10^6
Prime Factorization
25 × 2647481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66187025
Product of the distinct prime numbers
The prime factorization of 66187025 is 25 × 2647481.
Since it has a total of 2 prime factors.
3 , 3 , 61 , 92 , 194 , 587 , 48 , 4804 , 83071 , 96658 , 365468 , 661008 , 2432456 , 2081376 , 66809541 , 82531443 , 912722116 , 349123115 , 6453171935 , 8052080505
n×2
132374050
n×3
198561075
n×4
264748100
n×5
330935125
n÷2
33093512.5
n÷3
22062341.666667
n÷3
16546756.25
n÷5
13237405
n2
4380722278350625
n3
2.8994697495525E+23
n4
1.9190727680037E+31
n5
1.2701771727268E+39
2 √n
8135.5408547926
3 √n
404.50536575813
4 √n
90.197233077255
5 √n
36.656801867295
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
-66187024
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 66187025 can be divided by 4 positive divisors.
The sum of these divisors (counting 66187025) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111100011110111100010001
3
Ternary
11121112122112022
4
Quaternary
3330132330101
5
Quinary
113420441100
6
Senary
10322341225
8
Octal
374367421
10
Decimal
66187025
12
Duodecimal
1a1ba815
16
Hexadecimal
3f1ef11
20
Vigesimal
10dd7b5
36
Base36
13em8h
md5
c5b5c516ed80d8faa8480099ecd769d7
sha1
7ba4b285f918f8608dc3a834f463f45fcc441007
sha256
56f1809e3ce6af8a0991d9e58ed25813a04d800c1f45ba1854d5f667c78f94dc
sha512
82b559da077e9f18fe4f940557802d750b0792cca38086952fa17c7a61c06b95dc845adb047d782829918606bf05869b0c75f5393e25f4aace496ff35d4d7854
ripemd-160
cf270964f2c4348d357e8408e04396843f55819b
Diameter
132374050
Circumference
415865343.00593
Area
1.3762444927083E+16
Volume
1.2145270486E+24
Surface area
5.5049779708334E+16
Circumference
415865343.00593
Perimeter
264748100
Area
4380722278350625
Diagonal
93602588.408127
Surface area
26284333670103750
Volume
2.8994697495525E+23
Space diagonal
114639290.10183
Perimeter
198561075
Area
1.896908389988E+15
Altitude
57319645.050916
Surface area
1.896908389988E+15
Volume
3.4170578695897E+22
Height
31200862.802709