81670192 is an even 8-digits composite number following 81670191
and preceding 81670193 . In scientific notation, it is written as 8.1670192 × 10^7.
The sum of its digits is 34. It has a total of 5 prime factors and 10 positive divisors.
There are 40835088 positive integers (up to 81670192) that are relatively prime to 81670192.
81670192 has 10 divisors, whose sum is 158236028
The reverse of 81670192 is 29107618
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-one million six hundred seventy thousand one hundred ninety-two
Scientific notation
8.1670192 × 10^7
Engineering notation
8.1670192 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5104387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10208774
Product of the distinct prime numbers
The prime factorization of 81670192 is 2 × 2 × 2 × 2 × 5104387.
Since it has a total of 5 prime factors.
3 , 5 , 11 , 37 , 160 , 727 , 8998 , 1522 , 17360 , 37080 , 968703 , 20616 , 9928603 , 1714412 , 95511948 , 29905756 , 165924211 , 328487794 , 445897901 , 4964016169
n×2
163340384
n×3
245010576
n×4
326680768
n×5
408350960
n÷2
40835096
n÷3
27223397.333333
n÷3
20417548
n÷5
16334038.4
n2
6670020261316864
n3
5.4474183538564E+23
n4
4.4489170286377E+31
n5
3.6334390792091E+39
2 √n
9037.1561898642
3 √n
433.86490872146
4 √n
95.063958416764
5 √n
38.230740963566
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81670191
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81670192 can be divided by 10 positive divisors.
The sum of these divisors (counting 81670192) is 1, the average is 0.1.
Base
System
Value
2
Binary
100110111100011000000110000
3
Ternary
12200200021102221
4
Quaternary
10313203000300
5
Quinary
131401421232
6
Senary
12034250424
8
Octal
467430060
10
Decimal
81670192
12
Duodecimal
23426a14
16
Hexadecimal
4de3030
20
Vigesimal
15a8f9c
36
Base36
1cmh4g
md5
f0991bffba6b3e4af87ca02d15fbb6d2
sha1
c529fb9a42e4590e6e363524d8df87f03788c999
sha256
f558bfa5c2548e7ccdc94bbd6b191a779d7556450624adc586d1beff2fbe8ba1
sha512
197dc0ef05e9798264379434c9b3a035523c0463396fb9e9fb7c27a2f4f27ec4cc62f2e211344ee56635f035563b23ef5a7349763e0d09b07eb976b7906b381f
ripemd-160
4781ff7b56746e1c83c9b7a6e354046b68612d73
Diameter
163340384
Circumference
513148950.40894
Area
2.0954486652248E+16
Volume
2.2818092642007E+24
Surface area
8.3817946608993E+16
Circumference
513148950.40894
Perimeter
326680768
Area
6670020261316864
Diagonal
115499093.16801
Surface area
40020121567901184
Volume
5.4474183538564E+23
Space diagonal
141456922.00791
Perimeter
245010576
Area
2.8882034950287E+15
Altitude
70728461.003953
Surface area
2.8882034950287E+15
Volume
6.4198440966199E+22
Height
38499697.722672