71389712 is an even 8-digits composite number following 71389711
and preceding 71389713 . In scientific notation, it is written as 7.1389712 × 10^7.
The sum of its digits is 38. It has a total of 6 prime factors and 20 positive divisors.
There are 35347488 positive integers (up to 71389712) that are relatively prime to 71389712.
71389712 has 20 divisors, whose sum is 139663680
The reverse of 71389712 is 21798317
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred eighty-nine thousand seven hundred twelve
Scientific notation
7.1389712 × 10^7
Engineering notation
7.1389712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 103 × 43319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8923714
Product of the distinct prime numbers
The prime factorization of 71389712 is 2 × 2 × 2 × 2 × 103 × 43319.
Since it has a total of 6 prime factors.
3 , 2 , 76 , 98 , 641 , 674 , 5443 , 5267 , 49681 , 76218 , 875924 , 899975 , 6218598 , 7718416 , 69058276 , 25073912 , 732476343 , 694654100 , 997934807 , 4283981308
n×2
142779424
n×3
214169136
n×4
285558848
n×5
356948560
n÷2
35694856
n÷3
23796570.666667
n÷3
17847428
n÷5
14277942.4
n2
5096490979442944
n3
3.6383702323303E+23
n4
2.5974220303543E+31
n5
1.8542921068945E+39
2 √n
8449.2432797263
3 √n
414.83801100287
4 √n
91.919765446428
5 √n
37.21578002142
1 , 2 , 4 , 8 , 16 , 103 , 206 , 412 , 824 , 1648 , 43319 , 86638 , 173276 , 346552 , 693104 , 4461857 , 8923714 , 17847428 , 35694856 , 71389712
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71389711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71389712 can be divided by 20 positive divisors.
The sum of these divisors (counting 71389712) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010000010101001000010000
3
Ternary
11222022222021102
4
Quaternary
10100111020100
5
Quinary
121233432322
6
Senary
11030043532
8
Octal
420251020
10
Decimal
71389712
12
Duodecimal
1baa95a8
16
Hexadecimal
4415210
20
Vigesimal
1263e5c
36
Base36
16i4nk
md5
852424da81f759970cd906eec9e52045
sha1
3fe1c5807d40292f4c78d19f1922d40b3e20df56
sha256
73d4ce0452c04e54da5ddb6c3866893f823400639506d1348bd42ce7017e6a66
sha512
2241c8106cc90876ad847faf8c5b778fc1d9815cab536737e47ed41903c96b50a2e79131464b6605fcc6bde9ead2dea3f7f7fdcb3366e42bffba48a1b1307751
ripemd-160
7b68fb234515b6ddef22b1bb1792911fdef6ac0b
Diameter
142779424
Circumference
448554789.52218
Area
1.6011098620105E+16
Volume
1.5240369590572E+24
Surface area
6.4044394480418E+16
Circumference
448554789.52218
Perimeter
285558848
Area
5096490979442944
Diagonal
100960298.92431
Surface area
30578945876657664
Volume
3.6383702323303E+23
Space diagonal
123650608.32171
Perimeter
214169136
Area
2.2068453291779E+15
Altitude
61825304.160855
Surface area
2.2068453291779E+15
Volume
4.28786043958E+22
Height
33653432.97477