81344152 is an even 8-digits composite number following 81344151
and preceding 81344153 . In scientific notation, it is written as 8.1344152 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 40672072 positive integers (up to 81344152) that are relatively prime to 81344152.
81344152 has 8 divisors, whose sum is 152520300
The reverse of 81344152 is 25144318
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-one million three hundred forty-four thousand one hundred fifty-two
Scientific notation
8.1344152 × 10^7
Engineering notation
8.1344152 × 10^6
Prime Factorization
2 × 2 × 2 × 10168019
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20336038
Product of the distinct prime numbers
The prime factorization of 81344152 is 2 × 2 × 2 × 10168019.
Since it has a total of 4 prime factors.
5 , 8 , 50 , 64 , 502 , 644 , 6655 , 4696 , 69980 , 18193 , 795238 , 351219 , 2272009 , 8812627 , 78779931 , 92351902 , 7279328 , 33108264 , 7715031113 , 8962825863
n×2
162688304
n×3
244032456
n×4
325376608
n×5
406720760
n÷2
40672076
n÷3
27114717.333333
n÷3
20336038
n÷5
16268830.4
n2
6616871064599104
n3
5.3824376564315E+23
n4
4.3782982685529E+31
n5
3.561489598585E+39
2 √n
9019.0992898404
3 √n
433.28678684786
4 √n
94.968938552773
5 √n
38.200167500295
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
-81344151
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 81344152 can be divided by 8 positive divisors.
The sum of these divisors (counting 81344152) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110010011011010011000
3
Ternary
12200001201012101
4
Quaternary
10312103122120
5
Quinary
131311003102
6
Senary
12023253144
8
Octal
466233230
10
Decimal
81344152
12
Duodecimal
232aa1b4
16
Hexadecimal
4d93698
20
Vigesimal
158807c
36
Base36
1cfhjs
md5
7d261f82d83221972ef69053b10b25d8
sha1
4d38561c1eeefe01cea94d7550e35010375fb6f0
sha256
ed3cb018b82644ccb289f067756dac86d2ef2272c0359fb79b623cf8737bcb90
sha512
4c9dbf64679a23857ed01edf2279d96be042798b8e8bb76e4e4475ef02e98b7bfec9f28eb8f85a6930034ca8ea64b46d6b642c16ed64457ab1207b5c19fe76ee
ripemd-160
605ae992628a54f014c0156f3db9073cfba95afa
Diameter
162688304
Circumference
511100380.67138
Area
2.0787513526295E+16
Volume
2.2545902133134E+24
Surface area
8.3150054105182E+16
Circumference
511100380.67138
Perimeter
325376608
Area
6616871064599104
Diagonal
115038002.97814
Surface area
39701226387594624
Volume
5.3824376564315E+23
Space diagonal
140892204.16261
Perimeter
244032456
Area
2.8651892177545E+15
Altitude
70446102.081303
Surface area
2.8651892177545E+15
Volume
6.3432636102943E+22
Height
38346000.992713