71398431 is an odd 8-digits composite number following 71398430
and preceding 71398432 . In scientific notation, it is written as 7.1398431 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 43937424 positive integers (up to 71398431) that are relatively prime to 71398431.
71398431 has 8 divisors, whose sum is 85434160
The reverse of 71398431 is 13489317
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-one million three hundred ninety-eight thousand four hundred thirty-one
Scientific notation
7.1398431 × 10^7
Engineering notation
7.1398431 × 10^6
Prime Factorization
9 × 13 × 610243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398431
Product of the distinct prime numbers
The prime factorization of 71398431 is 9 × 13 × 610243.
Since it has a total of 3 prime factors.
1 , 1 , 80 , 41 , 342 , 36 , 2491 , 4548 , 31880 , 9054 , 299741 , 127658 , 1756071 , 5543510 , 73365292 , 28608670 , 563278029 , 609576200 , 3532492646 , 6215442928
n×2
142796862
n×3
214195293
n×4
285593724
n×5
356992155
n÷2
35699215.5
n÷3
23799477
n÷3
17849607.75
n÷5
14279686.2
n2
5097735949261761
n3
3.6397034842959E+23
n4
2.5986911808396E+31
n5
1.8554247296548E+39
2 √n
8449.759227339
3 √n
414.85489870875
4 √n
91.922571914296
5 √n
37.216689027847
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
-71398430
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 71398431 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398431) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111010000011111
3
Ternary
11222100102020100
4
Quaternary
10100113100133
5
Quinary
121234222211
6
Senary
11030152143
8
Octal
420272037
10
Decimal
71398431
12
Duodecimal
1bab2653
16
Hexadecimal
441741f
20
Vigesimal
1264g1b
36
Base36
16ibdr
md5
7075a85f0ee6a13cb8295e19bd197566
sha1
f0eb22c4034503af910420ed4281727e0cfb7f3c
sha256
6ab1569015ab979b39f262e76ec6b20a3383ba8e6e30727223facb598e15c06e
sha512
96e955c1379b3c8df56a1b001ac4ae6dca88e3b6d3a1ffd9b14b07aa32c9f5c891f079a4663c8fb86da63fe25be669e37b13528736b6dc09172aa746d6480ecb
ripemd-160
9adfaf8e6ee9f2bcfc9f40f4f0632f7091aa3140
Diameter
142796862
Circumference
448609572.61488
Area
1.6015009808141E+16
Volume
1.5245954303345E+24
Surface area
6.4060039232565E+16
Circumference
448609572.61488
Perimeter
285593724
Area
5097735949261761
Diagonal
100972629.45236
Surface area
30586415695570566
Volume
3.6397034842959E+23
Space diagonal
123665710.0727
Perimeter
214195293
Area
2.2073844169229E+15
Altitude
61832855.03635
Surface area
2.2073844169229E+15
Volume
4.2894316920898E+22
Height
33657543.150787