81750296 is an even 8-digits composite number following 81750295
and preceding 81750297 . In scientific notation, it is written as 8.1750296 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 40005280 positive integers (up to 81750296) that are relatively prime to 81750296.
81750296 has 16 divisors, whose sum is 156543840
The reverse of 81750296 is 69205718
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-one million seven hundred fifty thousand two hundred ninety-six
Scientific notation
8.1750296 × 10^7
Engineering notation
8.1750296 × 10^6
Prime Factorization
2 × 2 × 2 × 47 × 217421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20437574
Product of the distinct prime numbers
The prime factorization of 81750296 is 2 × 2 × 2 × 47 × 217421.
Since it has a total of 5 prime factors.
2 , 1 , 10 , 22 , 556 , 241 , 7977 , 286 , 26479 , 37693 , 555180 , 949799 , 7317340 , 4218753 , 40325300 , 16700194 , 475484859 , 540169575 , 4662284279 , 4993176097
n×2
163500592
n×3
245250888
n×4
327001184
n×5
408751480
n÷2
40875148
n÷3
27250098.666667
n÷3
20437574
n÷5
16350059.2
n2
6683110896087616
n3
5.4634629395599E+23
n4
4.4663971249405E+31
n5
3.6512928701744E+39
2 √n
9041.5870288351
3 √n
434.006710593
4 √n
95.087260076391
5 √n
38.23823754077
1 , 2 , 4 , 8 , 47 , 94 , 188 , 376 , 217421 , 434842 , 869684 , 1739368 , 10218787 , 20437574 , 40875148 , 81750296
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
-81750295
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 81750296 can be divided by 16 positive divisors.
The sum of these divisors (counting 81750296) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110111110110100100011000
3
Ternary
12200211100022202
4
Quaternary
10313312210120
5
Quinary
131412002141
6
Senary
12040105332
8
Octal
467664430
10
Decimal
81750296
12
Duodecimal
23465248
16
Hexadecimal
4df6918
20
Vigesimal
15aifeg
36
Base36
1co6xk
md5
aaa4ad2d6dfa7c67ccf7714e3dbf8a7a
sha1
85cb63acfb6f663c5f03c151b945f2c558ed28f4
sha256
4903b0a55da71fe250fb03e6b31c85b2d09bba56418c9ce45a2ba7a79e0f50a2
sha512
4f2b5697337bad28cda65d84c068c979c622dd4f9feca7de7f469fab8537c2e003c59b352c54aae830093f09e8b61678705cfe75cd90dc53e76a26271d5337b1
ripemd-160
d2033fb3a89061bf3b339370bed51433f41430ca
Diameter
163500592
Circumference
513652258.68478
Area
2.0995612094275E+16
Volume
2.2885300045442E+24
Surface area
8.3982448377099E+16
Circumference
513652258.68478
Perimeter
327001184
Area
6683110896087616
Diagonal
115612377.33121
Surface area
40098665376525696
Volume
5.4634629395599E+23
Space diagonal
141595666.20579
Perimeter
245250888
Area
2.8938719061602E+15
Altitude
70797833.102897
Surface area
2.8938719061602E+15
Volume
6.438752822207E+22
Height
38537459.110405