71491105 is an odd 8-digits composite number following 71491104
and preceding 71491106 . In scientific notation, it is written as 7.1491105 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 49022448 positive integers (up to 71491105) that are relatively prime to 71491105.
71491105 has 8 divisors, whose sum is 98044992
The reverse of 71491105 is 50119417
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-one million four hundred ninety-one thousand one hundred five
Scientific notation
7.1491105 × 10^7
Engineering notation
7.1491105 × 10^6
Prime Factorization
7 × 5 × 2042603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71491105
Product of the distinct prime numbers
The prime factorization of 71491105 is 7 × 5 × 2042603.
Since it has a total of 3 prime factors.
9 , 1 , 48 , 82 , 785 , 761 , 9665 , 9127 , 26795 , 57057 , 398213 , 166099 , 9406453 , 4104421 , 58106272 , 35467809 , 469925291 , 121568632 , 9740600409 , 9367774687
n×2
142982210
n×3
214473315
n×4
285964420
n×5
357455525
n÷2
35745552.5
n÷3
23830368.333333
n÷3
17872776.25
n÷5
14298221
n2
5110978094121025
n3
3.6538947157951E+23
n4
2.6122097078585E+31
n5
1.8674975850653E+39
2 √n
8455.2412739082
3 √n
415.03431273846
4 √n
91.952385906556
5 √n
37.226345346832
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
-71491104
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 71491105 can be divided by 8 positive divisors.
The sum of these divisors (counting 71491105) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000101101111000100001
3
Ternary
11222112010100201
4
Quaternary
10100231320201
5
Quinary
121300203410
6
Senary
11032145201
8
Octal
420557041
10
Decimal
71491105
12
Duodecimal
1bb38201
16
Hexadecimal
442de21
20
Vigesimal
126g7f5
36
Base36
16kaw1
md5
212abbd4462878574427eb8e43a3d270
sha1
3e711ef26edc577def63c0d91c7e61ad23de56ca
sha256
77972edf6c4461121bbd465dba255e500606d61cdd4d928334295174b25e4bb0
sha512
9d16e3a60c2cd736bb78584f7bb7189dd93bf08120f4a19ff894b8ecc0da1e8d972d055e6e2aea920f46c703c08ddeef446d11b00e62f319177107e580043dea
ripemd-160
283949061b03a247015bde85ff24007c6e2ed99d
Diameter
142982210
Circumference
449191860.53003
Area
1.6056611233149E+16
Volume
1.5305398394843E+24
Surface area
6.4226444932596E+16
Circumference
449191860.53003
Perimeter
285964420
Area
5110978094121025
Diagonal
101103690.28004
Surface area
30665868564726150
Volume
3.6538947157951E+23
Space diagonal
123826226.14924
Perimeter
214473315
Area
2.2131184338473E+15
Altitude
61913113.074621
Surface area
2.2131184338473E+15
Volume
4.3061562188006E+22
Height
33701230.093346