72187425 is an odd 8-digits composite number following 72187424
and preceding 72187426 . In scientific notation, it is written as 7.2187425 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 38499840 positive integers (up to 72187425) that are relatively prime to 72187425.
72187425 has 8 divisors, whose sum is 88550184
The reverse of 72187425 is 52478127
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million one hundred eighty-seven thousand four hundred twenty-five
Scientific notation
7.2187425 × 10^7
Engineering notation
7.2187425 × 10^6
Prime Factorization
45 × 5 × 320833
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72187425
Product of the distinct prime numbers
The prime factorization of 72187425 is 45 × 5 × 320833.
Since it has a total of 3 prime factors.
8 , 7 , 12 , 90 , 947 , 391 , 37 , 2390 , 96702 , 14369 , 660955 , 940555 , 4795106 , 5846510 , 26886810 , 38562977 , 264859012 , 252124125 , 1051434073 , 5834841496
n×2
144374850
n×3
216562275
n×4
288749700
n×5
360937125
n÷2
36093712.5
n÷3
24062475
n÷3
18046856.25
n÷5
14437485
n2
5211024328130625
n3
3.761704278601E+23
n4
2.7154774548369E+31
n5
1.9602332511023E+39
2 √n
8496.3183203079
3 √n
416.37743304963
4 √n
92.175475698843
5 √n
37.298581034057
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
-72187424
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 72187425 can be divided by 8 positive divisors.
The sum of these divisors (counting 72187425) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010111111000100001
3
Ternary
12000211111112100
4
Quaternary
10103113320201
5
Quinary
121434444200
6
Senary
11055121013
8
Octal
423277041
10
Decimal
72187425
12
Duodecimal
20213169
16
Hexadecimal
44d7e21
20
Vigesimal
12b38b5
36
Base36
16z869
md5
d266f523a8880c01bba4b55a335c24b9
sha1
b44599bd559f1b0f7e52c7f4157ee9db59178335
sha256
222e8a645e3630e238bd7a6d50c0b346356f53b5f85c08c7c9472fecbea897ea
sha512
97903cfda9fdb3b057690e13df6e212d33ac748c6366c52adcaaf3590297d9aec9ddd258e29051f6da70fc3f8e1ae32f28be61a7b58f99507f39ad56668c0382
ripemd-160
88b399ff889b182956cc0e643edca489f09ff050
Diameter
144374850
Circumference
453566968.12313
Area
1.6370915746933E+16
Volume
1.5756990035507E+24
Surface area
6.5483662987731E+16
Circumference
453566968.12313
Perimeter
288749700
Area
5211024328130625
Diagonal
102088435.46779
Surface area
31266145968783750
Volume
3.761704278601E+23
Space diagonal
125032287.76757
Perimeter
216562275
Area
2.2564397239499E+15
Altitude
62516143.883784
Surface area
2.2564397239499E+15
Volume
4.4332110070288E+22
Height
34029478.489264