81103401 is an odd 8-digits composite number following 81103400
and preceding 81103402 . In scientific notation, it is written as 8.1103401 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 52204320 positive integers (up to 81103401) that are relatively prime to 81103401.
81103401 has 8 divisors, whose sum is 93222600
The reverse of 81103401 is 10430118
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
eighty-one million one hundred three thousand four hundred one
Scientific notation
8.1103401 × 10^7
Engineering notation
8.1103401 × 10^6
Prime Factorization
9 × 29 × 310741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81103401
Product of the distinct prime numbers
The prime factorization of 81103401 is 9 × 29 × 310741.
Since it has a total of 3 prime factors.
7 , 8 , 15 , 10 , 901 , 400 , 1936 , 1750 , 70344 , 93286 , 236730 , 218832 , 3217493 , 8162570 , 83540220 , 98519297 , 513659037 , 808516990 , 1910920729 , 710119207
n×2
162206802
n×3
243310203
n×4
324413604
n×5
405517005
n÷2
40551700.5
n÷3
27034467
n÷3
20275850.25
n÷5
16220680.2
n2
6577761653766801
n3
5.3347884108787E+23
n4
4.3266948373765E+31
n5
3.5090966640038E+39
2 √n
9005.7426678759
3 √n
432.85890397517
4 √n
94.898591495743
5 √n
38.177528784792
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81103400
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81103401 can be divided by 8 positive divisors.
The sum of these divisors (counting 81103401) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101011000101000101001
3
Ternary
12122121110221200
4
Quaternary
10311120220221
5
Quinary
131230302101
6
Senary
12014154413
8
Octal
465305051
10
Decimal
81103401
12
Duodecimal
231b2a09
16
Hexadecimal
4d58a29
20
Vigesimal
156hia1
36
Base36
1cabs9
md5
8121afdbf31e492460286a4fdc46a28c
sha1
4f556b8d99cbe678244bb5c55cd1a120c8c9ecf9
sha256
6933e0ec72e3897761ac46e18c3ac64bf71c951e9e5e31baf859f77ca2c7da29
sha512
af8a62bcadfe0ef7bf539f28e965b15d61a6236b1724f38b8468cbdc663fe0fc8589271c2d25c2e72895ea570c40ae614b2e392cb438f32f18b80e41eee557b8
ripemd-160
e0731cffbb02be14407eacccb916b93cb40045bf
Diameter
162206802
Circumference
509587697.52549
Area
2.0664647688538E+16
Volume
2.2346309440097E+24
Surface area
8.2658590754154E+16
Circumference
509587697.52549
Perimeter
324413604
Area
6577761653766801
Diagonal
114697529.64878
Surface area
39466569922600806
Volume
5.3347884108787E+23
Space diagonal
140475211.19863
Perimeter
243310203
Area
2.8482543461006E+15
Altitude
70237605.599316
Surface area
2.8482543461006E+15
Volume
6.2871084358796E+22
Height
38232509.882928