81796794 is an even 8-digits composite number following 81796793
and preceding 81796795 . In scientific notation, it is written as 8.1796794 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 27151040 positive integers (up to 81796794) that are relatively prime to 81796794.
81796794 has 16 divisors, whose sum is 164280960
The reverse of 81796794 is 49769718
Previous prime number is 239
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-one million seven hundred ninety-six thousand seven hundred ninety-four
Scientific notation
8.1796794 × 10^7
Engineering notation
8.1796794 × 10^6
Prime Factorization
2 × 3 × 239 × 57041
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81796794
Product of the distinct prime numbers
The prime factorization of 81796794 is 2 × 3 × 239 × 57041.
Since it has a total of 4 prime factors.
6 , 6 , 39 , 64 , 490 , 863 , 6289 , 9455 , 57062 , 82114 , 981737 , 788330 , 73756 , 7605490 , 49081366 , 97050094 , 625437013 , 476401235 , 9720683520 , 5390525173
n×2
163593588
n×3
245390382
n×4
327187176
n×5
408983970
n÷2
40898397
n÷3
27265598
n÷3
20449198.5
n÷5
16359358.8
n2
6690715508678436
n3
5.4727907817598E+23
n4
4.476567401807E+31
n5
3.6616886159272E+39
2 √n
9044.1580039272
3 √n
434.08897989412
4 √n
95.10077814575
5 √n
38.24258638665
1 , 2 , 3 , 6 , 239 , 478 , 717 , 1434 , 57041 , 114082 , 171123 , 342246 , 13632799 , 27265598 , 40898397 , 81796794
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
-81796793
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 81796794 can be divided by 16 positive divisors.
The sum of these divisors (counting 81796794) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111000000001111010111010
3
Ternary
12200220201002220
4
Quaternary
10320001322322
5
Quinary
131414444134
6
Senary
12041104510
8
Octal
470017272
10
Decimal
81796794
12
Duodecimal
23488136
16
Hexadecimal
4e01eba
20
Vigesimal
15b4bje
36
Base36
1cp6t6
md5
c47847f34fc01bacdd28340dade7933e
sha1
e7fea1da97eb5115749ea06c8b68be0ecc9307c7
sha256
c27757257e0b3281740a43e3945d9a36762a1dd25cb5025a30b3085ed398c3e3
sha512
d4c744ec9f7661b65b389d93ff64df7ab7a8c3c414f7a0251b36960b478a274db3480fb9da4ec6ce21c5e9ac0c71f5a732f0b75a1203cf99dc8073ca559bbc08
ripemd-160
af6a836f3ede6cd75cab3f1c7a3bd22d47ad3b76
Diameter
163593588
Circumference
513944414.2352
Area
2.1019502689323E+16
Volume
2.2924372419481E+24
Surface area
8.4078010757294E+16
Circumference
513944414.2352
Perimeter
327187176
Area
6690715508678436
Diagonal
115678135.43344
Surface area
40144293052070616
Volume
5.4727907817598E+23
Space diagonal
141676203.10425
Perimeter
245390382
Area
2.897164800005E+15
Altitude
70838101.552123
Surface area
2.897164800005E+15
Volume
6.4497457896626E+22
Height
38559378.477813