81799098 is an even 8-digits composite number following 81799097
and preceding 81799099 . In scientific notation, it is written as 8.1799098 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 27001440 positive integers (up to 81799098) that are relatively prime to 81799098.
81799098 has 16 divisors, whose sum is 165187776
The reverse of 81799098 is 89099718
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-one million seven hundred ninety-nine thousand ninety-eight
Scientific notation
8.1799098 × 10^7
Engineering notation
8.1799098 × 10^6
Prime Factorization
2 × 3 × 103 × 132361
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81799098
Product of the distinct prime numbers
The prime factorization of 81799098 is 2 × 3 × 103 × 132361.
Since it has a total of 4 prime factors.
7 , 2 , 99 , 23 , 956 , 96 , 946 , 5147 , 97312 , 17360 , 918613 , 982280 , 3738780 , 6366468 , 67163507 , 28461771 , 310362146 , 83880803 , 5959409388 , 2867344692
n×2
163598196
n×3
245397294
n×4
327196392
n×5
408995490
n÷2
40899549
n÷3
27266366
n÷3
20449774.5
n÷5
16359819.6
n2
6691092433613604
n3
5.4732532570422E+23
n4
4.4770717955161E+31
n5
3.6622043455446E+39
2 √n
9044.2853780716
3 √n
434.09305556983
4 √n
95.101447823215
5 √n
38.242801822787
1 , 2 , 3 , 6 , 103 , 206 , 309 , 618 , 132361 , 264722 , 397083 , 794166 , 13633183 , 27266366 , 40899549 , 81799098
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
-81799097
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 81799098 can be divided by 16 positive divisors.
The sum of these divisors (counting 81799098) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111000000010011110111010
3
Ternary
12200220211021020
4
Quaternary
10320002132322
5
Quinary
131420032343
6
Senary
12041123310
8
Octal
470023672
10
Decimal
81799098
12
Duodecimal
23489536
16
Hexadecimal
4e027ba
20
Vigesimal
15b4hei
36
Base36
1cp8l6
md5
7f1364c6024986e810dcca430ba9fd32
sha1
cf2709af651f064edb6c65444104fa166080be7d
sha256
fc697f9be5f4a8b84e643b478dffa908cef4f89af46ae395fc32a2ef276138e6
sha512
d1c79e629bd59dd2d2caf1596d62f80e1b3045bb06b2f8dbb5e8e4ac5fe180cd877cc75881cc947f80875742f1e2c5c48f582e61edce1cc90d2775cd244c0578
ripemd-160
470997ec22470dc0821253dab471dc696aeb4112
Diameter
163598196
Circumference
513958890.69414
Area
2.1020686833931E+16
Volume
2.2926309631413E+24
Surface area
8.4082747335723E+16
Circumference
513958890.69414
Perimeter
327196392
Area
6691092433613604
Diagonal
115681393.78149
Surface area
40146554601681624
Volume
5.4732532570422E+23
Space diagonal
141680193.74931
Perimeter
245397294
Area
2.8973280132896E+15
Altitude
70840096.874653
Surface area
2.8973280132896E+15
Volume
6.4502908220098E+22
Height
38560464.593829