81594094 is an even 8-digits composite number following 81594093
and preceding 81594095 . In scientific notation, it is written as 8.1594094 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 38649816 positive integers (up to 81594094) that are relatively prime to 81594094.
81594094 has 8 divisors, whose sum is 128832840
The reverse of 81594094 is 49049518
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-one million five hundred ninety-four thousand ninety-four
Scientific notation
8.1594094 × 10^7
Engineering notation
8.1594094 × 10^6
Prime Factorization
2 × 19 × 2147213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81594094
Product of the distinct prime numbers
The prime factorization of 81594094 is 2 × 19 × 2147213.
Since it has a total of 3 prime factors.
6 , 1 , 11 , 97 , 137 , 7 , 1257 , 9164 , 18613 , 86271 , 503162 , 190685 , 4969529 , 2211089 , 13992124 , 33362553 , 310607166 , 828378142 , 9928894408 , 9266221593
n×2
163188188
n×3
244782282
n×4
326376376
n×5
407970470
n÷2
40797047
n÷3
27198031.333333
n÷3
20398523.5
n÷5
16318818.8
n2
6657596175680836
n3
5.4322052817254E+23
n4
4.432358683844E+31
n5
3.6165429109128E+39
2 √n
9032.944923999
3 √n
433.73011245178
4 √n
95.041806190744
5 √n
38.223613839761
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
-81594093
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 81594094 can be divided by 8 positive divisors.
The sum of these divisors (counting 81594094) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110111010000011011101110
3
Ternary
12200112102001111
4
Quaternary
10313100123232
5
Quinary
131342002334
6
Senary
12032502234
8
Octal
467203356
10
Decimal
81594094
12
Duodecimal
233aa97a
16
Hexadecimal
4dd06ee
20
Vigesimal
159j54e
36
Base36
1ckuem
md5
cf63c5824de0c2f5441691df48c4e4f0
sha1
1ce4a9fb9fd089e5b59a7ffa57d466b2e859ac61
sha256
0906fb4e8c8726b617a66926c8b2a86e831e183e8b7b3f717f93f5dae1bf3758
sha512
c128f85720986cdb1d7674b6fe70d780d55f0e8c86b0d99a0d89646ce07d5285f5bc9f8172da51fe85e90441ade8436b03034d729f6a3309f7dd79a1b83f81ac
ripemd-160
6156fae0d427c1880c16cc2c5901573998b58d2b
Diameter
163188188
Circumference
512670812.57343
Area
2.0915455236086E+16
Volume
2.275436827448E+24
Surface area
8.3661820944346E+16
Circumference
512670812.57343
Perimeter
326376376
Area
6657596175680836
Diagonal
115391474.34435
Surface area
39945577054085016
Volume
5.4322052817254E+23
Space diagonal
141325116.40555
Perimeter
244782282
Area
2.8828237081389E+15
Altitude
70662558.202775
Surface area
2.8828237081389E+15
Volume
6.4019153191757E+22
Height
38463824.781448