71399209 is an odd 8-digits composite number following 71399208
and preceding 71399210 . In scientific notation, it is written as 7.1399209 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 60954000 positive integers (up to 71399209) that are relatively prime to 71399209.
71399209 has 8 divisors, whose sum is 81926208
The reverse of 71399209 is 90299317
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred ninety-nine thousand two hundred nine
Scientific notation
7.1399209 × 10^7
Engineering notation
7.1399209 × 10^6
Prime Factorization
7 × 251 × 40637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71399209
Product of the distinct prime numbers
The prime factorization of 71399209 is 7 × 251 × 40637.
Since it has a total of 3 prime factors.
9 , 8 , 45 , 18 , 667 , 537 , 9950 , 5110 , 29850 , 2245 , 2594 , 911613 , 8527749 , 9902913 , 92246072 , 43712813 , 330229245 , 543725706 , 4416060795 , 8222985860
n×2
142798418
n×3
214197627
n×4
285596836
n×5
356996045
n÷2
35699604.5
n÷3
23799736.333333
n÷3
17849802.25
n÷5
14279841.8
n2
5097847045825681
n3
3.6398224667494E+23
n4
2.5988044502634E+31
n5
1.8555258209448E+39
2 √n
8449.8052640283
3 √n
414.85640553897
4 √n
91.922822324101
5 √n
37.216770134554
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
-71399208
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 71399209 can be divided by 8 positive divisors.
The sum of these divisors (counting 71399209) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111011100101001
3
Ternary
11222100110022011
4
Quaternary
10100113130221
5
Quinary
121234233314
6
Senary
11030155521
8
Octal
420273451
10
Decimal
71399209
12
Duodecimal
1bab2ba1
16
Hexadecimal
4417729
20
Vigesimal
1264i09
36
Base36
16ibzd
md5
4af8240c74b785c65e842e77377f0bd4
sha1
98a02fe1c3c3701cf9d5f4c1c5175ffed36b19a1
sha256
6172b61b17312fff7693f2538d405a47f79c211457a1b6e51d27915e3a6f4e78
sha512
541ee720d4f925082ffd310389cb20fa72a03828154feb766822e4b174a11a70edf780209b46c032751bef46cf5685a847cd8359bad18c19fe8b7beba39d3119
ripemd-160
9aae7fd1fc7b939cb972973861aab2503adfe8eb
Diameter
142798418
Circumference
448614460.93304
Area
1.601535882829E+16
Volume
1.5246452695881E+24
Surface area
6.4061435313162E+16
Circumference
448614460.93304
Perimeter
285596836
Area
5097847045825681
Diagonal
100973729.71051
Surface area
30587082274954086
Volume
3.6398224667494E+23
Space diagonal
123667057.60823
Perimeter
214197627
Area
2.2074325231462E+15
Altitude
61833528.804115
Surface area
2.2074325231462E+15
Volume
4.2895719142561E+22
Height
33657909.903504