81674047 is an odd 8-digits composite number following 81674046
and preceding 81674048 . In scientific notation, it is written as 8.1674047 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 64621152 positive integers (up to 81674047) that are relatively prime to 81674047.
81674047 has 4 divisors, whose sum is 82571656
The reverse of 81674047 is 74047618
Previous prime number is 91
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million six hundred seventy-four thousand forty-seven
Scientific notation
8.1674047 × 10^7
Engineering notation
8.1674047 × 10^6
Prime Factorization
91 × 897517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81674047
Product of the distinct prime numbers
The prime factorization of 81674047 is 91 × 897517.
Since it has a total of 2 prime factors.
1 , 5 , 42 , 82 , 468 , 536 , 8554 , 6701 , 56477 , 41046 , 941630 , 695665 , 2671304 , 7537172 , 17865975 , 64828849 , 206787719 , 290969074 , 8238707335 , 4490755247
n×2
163348094
n×3
245022141
n×4
326696188
n×5
408370235
n÷2
40837023.5
n÷3
27224682.333333
n÷3
20418511.75
n÷5
16334809.4
n2
6670649953358209
n3
5.4481897781113E+23
n4
4.4497570800238E+31
n5
3.6342966889245E+39
2 √n
9037.3694734696
3 √n
433.8717350509
4 √n
95.065080200195
5 √n
38.231101870575
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
-81674046
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 81674047 can be divided by 4 positive divisors.
The sum of these divisors (counting 81674047) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111100011111100111111
3
Ternary
12200200110201201
4
Quaternary
10313203330333
5
Quinary
131402032142
6
Senary
12034320331
8
Octal
467437477
10
Decimal
81674047
12
Duodecimal
234290a7
16
Hexadecimal
4de3f3f
20
Vigesimal
15a9527
36
Base36
1cmk3j
md5
061b2e4f6b3965a5a2d318d3fddcfcc6
sha1
8b2d601ac0170dd10aeca985f0bf55c3edac3ad0
sha256
caba6bf7c739587c67d8ae00ebf43ca9d025781c398e637491864ba6ec31de7b
sha512
74b8e89e041c747fccf7a2dd86731968fac32851b640c3e8cc4475a5e79b4fd0e41d5fa341924f5b81f756d9142ead01ac28977890c1091d7f1fec4a1d7c8bf7
ripemd-160
c3115a331982736a4925aa4ebd05f8891168322d
Diameter
163348094
Circumference
513173172.08829
Area
2.0956464888139E+16
Volume
2.282132397637E+24
Surface area
8.3825859552557E+16
Circumference
513173172.08829
Perimeter
326696188
Area
6670649953358209
Diagonal
115504544.9613
Surface area
40023899720149254
Volume
5.4481897781113E+23
Space diagonal
141463599.06377
Perimeter
245022141
Area
2.8884761596808E+15
Altitude
70731799.531884
Surface area
2.8884761596808E+15
Volume
6.4207532288228E+22
Height
38501514.987099