71397257 is an odd 8-digits composite number following 71397256
and preceding 71397258 . In scientific notation, it is written as 7.1397257 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 70187076 positive integers (up to 71397257) that are relatively prime to 71397257.
71397257 has 4 divisors, whose sum is 72607440
The reverse of 71397257 is 75279317
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million three hundred ninety-seven thousand two hundred fifty-seven
Scientific notation
7.1397257 × 10^7
Engineering notation
7.1397257 × 10^6
Prime Factorization
59 × 1210123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71397257
Product of the distinct prime numbers
The prime factorization of 71397257 is 59 × 1210123.
Since it has a total of 2 prime factors.
9 , 8 , 77 , 25 , 266 , 347 , 5858 , 8595 , 89393 , 91991 , 428193 , 680817 , 2218036 , 17476 , 59815321 , 32075942 , 53262827 , 270168192 , 8956730803 , 1828728324
n×2
142794514
n×3
214191771
n×4
285589028
n×5
356986285
n÷2
35698628.5
n÷3
23799085.666667
n÷3
17849314.25
n÷5
14279451.4
n2
5097568307124049
n3
3.6395239449879E+23
n4
2.5985202645796E+31
n5
1.8552721914989E+39
2 √n
8449.6897576183
3 √n
414.85262488512
4 √n
91.92219404267
5 √n
37.216566636698
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
-71397256
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 71397257 can be divided by 4 positive divisors.
The sum of these divisors (counting 71397257) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010110111110001001
3
Ternary
11222100100121212
4
Quaternary
10100112332021
5
Quinary
121234203012
6
Senary
11030142505
8
Octal
420267611
10
Decimal
71397257
12
Duodecimal
1bab1a35
16
Hexadecimal
4416f89
20
Vigesimal
1264d2h
36
Base36
16iah5
md5
804b158970363b9065f88c17d7eff256
sha1
389faf6856c366d3c264e419e315ed19045120a3
sha256
6e61c6672e94df4d2c3d23ac6985f1e1b0da48f0ce9034068d630d37e5240aff
sha512
fb1675ad85210ee2e98782c6d9793f37504e7004e88cbf5ce307a9ab9670c3bbd9b64de1cab746c0fea341bbef61907ae6c653ae34999d29cd406d65ec758f79
ripemd-160
71d6d6d132276b5055aa724b37107c535dd1d697
Diameter
142794514
Circumference
448602196.15532
Area
1.6014483144833E+16
Volume
1.5245202250851E+24
Surface area
6.4057932579332E+16
Circumference
448602196.15532
Perimeter
285589028
Area
5097568307124049
Diagonal
100970969.16564
Surface area
30585409842744294
Volume
3.6395239449879E+23
Space diagonal
123663676.64505
Perimeter
214191771
Area
2.2073118257479E+15
Altitude
61831838.322526
Surface area
2.2073118257479E+15
Volume
4.2892201029863E+22
Height
33656989.721879