71390249 is an odd 8-digits composite number following 71390248
and preceding 71390250 . In scientific notation, it is written as 7.1390249 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 61140816 positive integers (up to 71390249) that are relatively prime to 71390249.
71390249 has 8 divisors, whose sum is 81656640
The reverse of 71390249 is 94209317
Previous prime number is 1453
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-one million three hundred ninety thousand two hundred forty-nine
Scientific notation
7.1390249 × 10^7
Engineering notation
7.1390249 × 10^6
Prime Factorization
7 × 1453 × 7019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71390249
Product of the distinct prime numbers
The prime factorization of 71390249 is 7 × 1453 × 7019.
Since it has a total of 3 prime factors.
1 , 4 , 23 , 29 , 933 , 513 , 8644 , 8816 , 27374 , 78176 , 186048 , 105453 , 1657233 , 7632439 , 9557211 , 45143680 , 960703689 , 814790234 , 4166444773 , 2010753764
n×2
142780498
n×3
214170747
n×4
285560996
n×5
356951245
n÷2
35695124.5
n÷3
23796749.666667
n÷3
17847562.25
n÷5
14278049.8
n2
5096567652282001
n3
3.6384523374176E+23
n4
2.5975001834287E+31
n5
1.8543618487252E+39
2 √n
8449.2750576603
3 √n
414.83905115019
4 √n
91.919938303179
5 √n
37.215836009358
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
-71390248
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 71390249 can be divided by 8 positive divisors.
The sum of these divisors (counting 71390249) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101010000101001
3
Ternary
11222100000000022
4
Quaternary
10100111100221
5
Quinary
121233441444
6
Senary
11030050225
8
Octal
420252051
10
Decimal
71390249
12
Duodecimal
1baa9975
16
Hexadecimal
4415429
20
Vigesimal
1263fc9
36
Base36
16i52h
md5
aa8202ee4cef9b5ae9c750a34f88cb35
sha1
a8d4a5099f9b2ecb807821e4146048fec96e0587
sha256
24b5dca0188cd5395151bfacf0fd55a1a7c16649513b930f9629308fde1073b5
sha512
98744be2c0ad6b84ab660e5fbbdf50fa8f1f548f526b6c4621bc511ee4c3ed3269720f3dfb0b50eddb171ce4e00c0fc947310b3897ecb43db04080aa40adc60e
ripemd-160
38b599b9cf18f2e69c0832f58712c5f373a2b3f7
Diameter
142780498
Circumference
448558163.59269
Area
1.6011339494933E+16
Volume
1.5240713511557E+24
Surface area
6.404535797973E+16
Circumference
448558163.59269
Perimeter
285560996
Area
5096567652282001
Diagonal
100961058.35699
Surface area
30579405913692006
Volume
3.6384523374176E+23
Space diagonal
123651538.43299
Perimeter
214170747
Area
2.2068785294911E+15
Altitude
61825769.216497
Surface area
2.2068785294911E+15
Volume
4.2879572013534E+22
Height
33653686.118997