81103627 is an odd 8-digits composite number following 81103626
and preceding 81103628 . In scientific notation, it is written as 8.1103627 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 73730560 positive integers (up to 81103627) that are relatively prime to 81103627.
81103627 has 4 divisors, whose sum is 88476696
The reverse of 81103627 is 72630118
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-one million one hundred three thousand six hundred twenty-seven
Scientific notation
8.1103627 × 10^7
Engineering notation
8.1103627 × 10^6
Prime Factorization
11 × 7373057
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81103627
Product of the distinct prime numbers
The prime factorization of 81103627 is 11 × 7373057.
Since it has a total of 2 prime factors.
3 , 10 , 34 , 11 , 937 , 85 , 5962 , 9001 , 16193 , 19684 , 104539 , 714173 , 3369679 , 3540969 , 17711863 , 86933975 , 524740020 , 272217587 , 6328385866 , 1012396631
n×2
162207254
n×3
243310881
n×4
324414508
n×5
405518135
n÷2
40551813.5
n÷3
27034542.333333
n÷3
20275906.75
n÷5
16220725.4
n2
6577798312555129
n3
5.334833008227E+23
n4
4.3267430640653E+31
n5
3.5091455559279E+39
2 √n
9005.7552154164
3 √n
432.85930603813
4 √n
94.898657605977
5 √n
38.177550061611
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81103626
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81103627 can be divided by 4 positive divisors.
The sum of these divisors (counting 81103627) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110101011000101100001011
3
Ternary
12122121111021001
4
Quaternary
10311120230023
5
Quinary
131230304002
6
Senary
12014155431
8
Octal
465305413
10
Decimal
81103627
12
Duodecimal
231b2b77
16
Hexadecimal
4d58b0b
20
Vigesimal
156hj17
36
Base36
1cabyj
md5
0e245f2d377450b571d1be8e1ca51251
sha1
9b5bd2c76a22753390b8b297b7daa336cb3ecbba
sha256
3e6925bc5623c8cb16725370bba8c6aefdba083d4bbaed58b967d8dbe6831edc
sha512
3739e85051b746a865e754e02d1d6b3d41aedfb21b4cf7d6dc25df8d58c4587194396e6fffa5826346fa6da2d11eecf242b2c6da865081f7cf1b157bbf089d98
ripemd-160
1dade2c4ad70cbf71e1a17851cd085fbf668b1d4
Diameter
162207254
Circumference
509589117.52537
Area
2.0664762855519E+16
Volume
2.2346496249032E+24
Surface area
8.2659051422074E+16
Circumference
509589117.52537
Perimeter
324414508
Area
6577798312555129
Diagonal
114697849.26105
Surface area
39466789875330774
Volume
5.334833008227E+23
Space diagonal
140475602.64211
Perimeter
243310881
Area
2.8482702198216E+15
Altitude
70237801.321057
Surface area
2.8482702198216E+15
Volume
6.2871609943586E+22
Height
38232616.42035