71389405 is an odd 8-digits composite number following 71389404
and preceding 71389406 . In scientific notation, it is written as 7.1389405 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 55718400 positive integers (up to 71389405) that are relatively prime to 71389405.
71389405 has 8 divisors, whose sum is 87756984
The reverse of 71389405 is 50498317
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred eighty-nine thousand four hundred five
Scientific notation
7.1389405 × 10^7
Engineering notation
7.1389405 × 10^6
Prime Factorization
5 × 41 × 348241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389405
Product of the distinct prime numbers
The prime factorization of 71389405 is 5 × 41 × 348241.
Since it has a total of 3 prime factors.
1 , 7 , 27 , 92 , 299 , 532 , 4421 , 4218 , 39065 , 67933 , 751157 , 571452 , 8537934 , 5622368 , 65484089 , 29338512 , 641729541 , 774375042 , 8684813764 , 7927217173
n×2
142778810
n×3
214168215
n×4
285557620
n×5
356947025
n÷2
35694702.5
n÷3
23796468.333333
n÷3
17847351.25
n÷5
14277881
n2
5096447146254025
n3
3.6383232938502E+23
n4
2.5973773514561E+31
n5
1.8542522368093E+39
2 √n
8449.2251123994
3 √n
414.83741635392
4 √n
91.919666624718
5 √n
37.215748013267
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
-71389404
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 71389405 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389405) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101000011011101
3
Ternary
11222022221212001
4
Quaternary
10100111003131
5
Quinary
121233430110
6
Senary
11030042301
8
Octal
420250335
10
Decimal
71389405
12
Duodecimal
1baa9391
16
Hexadecimal
44150dd
20
Vigesimal
1263da5
36
Base36
16i4f1
md5
438ca5d1f6c7eed2d1094a62bb06cf5a
sha1
126047af7ba6b3778c09494ad0ffa8290e5272c8
sha256
f61080903a132ec6fbd1fe9a369b420db5c8079a175179740ab18b32f036adde
sha512
a030e38f6fc059fa7eb5c242b2ec726fa112f1286faf0bd64805e141e7f0e3fe3a6803a485c98059a98c7a7b46e920bf76c5bc203d83f00cc43328a573b3b840
ripemd-160
478b1b6e4b29f961f1c4d2237ac1cb5979c0fdb9
Diameter
142778810
Circumference
448552860.58429
Area
1.601096091408E+16
Volume
1.5240172975126E+24
Surface area
6.4043843656321E+16
Circumference
448552860.58429
Perimeter
285557620
Area
5096447146254025
Diagonal
100959864.76075
Surface area
30578682877524150
Volume
3.6383232938502E+23
Space diagonal
123650076.58211
Perimeter
214168215
Area
2.2068263488503E+15
Altitude
61825038.291056
Surface area
2.2068263488503E+15
Volume
4.2878051220508E+22
Height
33653288.253582