71386145 is an odd 8-digits composite number following 71386144
and preceding 71386146 . In scientific notation, it is written as 7.1386145 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 53749504 positive integers (up to 71386145) that are relatively prime to 71386145.
71386145 has 4 divisors, whose sum is 72226068
The reverse of 71386145 is 54168317
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-one million three hundred eighty-six thousand one hundred forty-five
Scientific notation
7.1386145 × 10^7
Engineering notation
7.1386145 × 10^6
Prime Factorization
85 × 839837
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71386145
Product of the distinct prime numbers
The prime factorization of 71386145 is 85 × 839837.
Since it has a total of 2 prime factors.
1 , 2 , 60 , 39 , 657 , 703 , 5890 , 3618 , 5212 , 14930 , 559820 , 86269 , 7665060 , 9080078 , 99862784 , 15264072 , 302554108 , 549607377 , 1389377607 , 2612476128
n×2
142772290
n×3
214158435
n×4
285544580
n×5
356930725
n÷2
35693072.5
n÷3
23795381.666667
n÷3
17846536.25
n÷5
14277229
n2
5095981697961025
n3
3.6378248840799E+23
n4
2.5969029465954E+31
n5
1.8538289029658E+39
2 √n
8449.0321930976
3 √n
414.83110173547
4 √n
91.918617227946
5 √n
37.215408115338
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
-71386144
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 71386145 can be divided by 4 positive divisors.
The sum of these divisors (counting 71386145) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010100010000100001
3
Ternary
11222022210101022
4
Quaternary
10100110100201
5
Quinary
121233324040
6
Senary
11030015225
8
Octal
420242041
10
Decimal
71386145
12
Duodecimal
1baa7515
16
Hexadecimal
4414421
20
Vigesimal
1263575
36
Base36
16i1wh
md5
0031bd586fa541fbe45ed10387b710e3
sha1
6511d4a5872d3e0a2dd060dcddfd53f03cb1f78c
sha256
fea9731bf0a43801d1aae4b2e0aa612eb2b5fad217789862cde8d42a852f1ae7
sha512
4b195ef40947191b461804f4af1153fb5b752d6cb8621aac72825d9a4190e8d5ec60a47d28a4ea8c5bf0b31a787100a9329a7126ca56fcd0405c6b85287e389e
ripemd-160
526479b7d44b01646e6fcdaa9edd9d12651bf8f0
Diameter
142772290
Circumference
448532377.40019
Area
1.6009498665142E+16
Volume
1.5238085241162E+24
Surface area
6.403799466057E+16
Circumference
448532377.40019
Perimeter
285544580
Area
5095981697961025
Diagonal
100955254.42453
Surface area
30575890187766150
Volume
3.6378248840799E+23
Space diagonal
123644430.09648
Perimeter
214158435
Area
2.2066248038274E+15
Altitude
61822215.048239
Surface area
2.2066248038274E+15
Volume
4.2872177405035E+22
Height
33651751.474844