81363553 is an odd 8-digits prime number following 81363552
and preceding 81363554 . In scientific notation, it is written as 8.1363553 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 81363552 positive integers (up to 81363553) that are relatively prime to 81363553.
81363553 has 2 divisors, whose sum is 81363554
The reverse of 81363553 is 35536318
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
eighty-one million three hundred sixty-three thousand five hundred fifty-three
Scientific notation
8.1363553 × 10^7
Engineering notation
8.1363553 × 10^6
Prime Factorization
81363553
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
81363553 Product of the distinct prime numbers
The prime factorization of 81363553 is 81363553.
Since it has a total of 1 prime factors.
3 , 2 , 46 , 61 , 293 , 958 , 6218 , 6002 , 39427 , 19624 , 375731 , 477489 , 732718 , 6252027 , 28265435 , 41319482 , 30347319 , 278241953 , 5708007630 , 5655357304
n×2
162727106
n×3
244090659
n×4
325454212
n×5
406817765
n÷2
40681776.5
n÷3
27121184.333333
n÷3
20340888.25
n÷5
16272710.6
n2
6620027756783809
n3
5.3862897925055E+23
n4
4.3824767500588E+31
n5
3.5657387932468E+39
2 √n9020.1747765772
3 √n433.32123115445
4 √n94.974600691855
5 √n38.201989513893
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
81363554 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
40681777 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9020.1748320085 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999975419 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81363553 can be divided by 2 positive divisors.
The sum of these divisors (counting 81363553) is 81363554, the average is 40681777.
Base
System
Value
2
Binary
100110110011000001001100001
3
Ternary
12200002200210221
4
Quaternary
10312120021201
5
Quinary
131312113203
6
Senary
12023523041
8
Octal
466301141
10
Decimal
81363553
12
Duodecimal
232b9481
16
Hexadecimal
4d98261
20
Vigesimal
158a8hd
36
Base36
1cfwip
md5
b43a4c257570e2db2f9d741fcf5983bd
sha1
f4550fb37f5d18afd5a9bbe139147171cb95151f
sha256
5b2283e6a068f0b3c1cc37e56161399f02ffbe013e4a4b2062c833d0b22d505b
sha512
ce1b72731b868d232fbb8c709c3969868cecc851b8f3b148609ee9c00553a31b71f823897978d25b1a56f94de8221f95d2d4bb94e0517ed94416b8e767173e0a
ripemd-160
65926bb2cbe6301903cc67346ce4c413f8a98ddd
Diameter
162727106
Circumference
511222280.74953
Area
2.0797430567273E+16
Volume
2.2562037922988E+24
Surface area
8.318972226909E+16
Circumference
511222280.74953
Perimeter
325454212
Area
6620027756783809
Diagonal
115065440.13546
Surface area
39720166540702854
Volume
5.3862897925055E+23
Space diagonal
140925807.68032
Perimeter
244090659
Area
2.8665561055664E+15
Altitude
70462903.840162
Surface area
2.8665561055664E+15
Volume
6.3478033961942E+22
Height
38355146.711821