81796249 is an odd 8-digits prime number following 81796248
and preceding 81796250 . In scientific notation, it is written as 8.1796249 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 81796248 positive integers (up to 81796249) that are relatively prime to 81796249.
81796249 has 2 divisors, whose sum is 81796250
The reverse of 81796249 is 94269718
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
eighty-one million seven hundred ninety-six thousand two hundred forty-nine
Scientific notation
8.1796249 × 10^7
Engineering notation
8.1796249 × 10^6
Prime Factorization
81796249
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
81796249 Product of the distinct prime numbers
The prime factorization of 81796249 is 81796249.
Since it has a total of 1 prime factors.
9 , 7 , 42 , 86 , 49 , 796 , 1552 , 2599 , 93529 , 8948 , 81260 , 863344 , 8163732 , 2112307 , 71154613 , 85402172 , 2880837 , 215316665 , 4964027157 , 4131084228
n×2
163592498
n×3
245388747
n×4
327184996
n×5
408981245
n÷2
40898124.5
n÷3
27265416.333333
n÷3
20449062.25
n÷5
16359249.8
n2
6690626350470001
n3
5.4726813892901E+23
n4
4.4764480961604E+31
n5
3.6615666310911E+39
2 √n9044.1278739301
3 √n434.08801580165
4 √n95.100619734732
5 √n38.24253542557
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
81796250 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
40898125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9044.1279292146 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999975549 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81796249 can be divided by 2 positive divisors.
The sum of these divisors (counting 81796249) is 81796250, the average is 40898125.
Base
System
Value
2
Binary
100111000000001110010011001
3
Ternary
12200220200100201
4
Quaternary
10320001302121
5
Quinary
131414434444
6
Senary
12041102201
8
Octal
470016231
10
Decimal
81796249
12
Duodecimal
23487961
16
Hexadecimal
4e01c99
20
Vigesimal
15b4ac9
36
Base36
1cp6e1
md5
44411575269cac8b74f109e54ca6cd2b
sha1
c6dcf8f11bd6640c8503743ec12c50ef32daa024
sha256
22b410fd9162ba68239358b31ce436994a2616bc80824c4901b416f6ec892d6b
sha512
b0b098041df477270fc066f2e37456421ebae3ca0684aeea73be30e847d8323473973eb375fa2a568ee78f13b572ebc69d171f4d56bf5f2180a1cf30847335e6
ripemd-160
e730b8e0d26a989e10f2d392e1ad6e069d8ce632
Diameter
163592498
Circumference
513940989.8992
Area
2.1019222590551E+16
Volume
2.2923914197375E+24
Surface area
8.4076890362203E+16
Circumference
513940989.8992
Perimeter
327184996
Area
6690626350470001
Diagonal
115677364.68705
Surface area
40143758102820006
Volume
5.4726813892901E+23
Space diagonal
141675259.13655
Perimeter
245388747
Area
2.8971261933683E+15
Altitude
70837629.568277
Surface area
2.8971261933683E+15
Volume
6.4496168694007E+22
Height
38559121.562349