71138894 is an even 8-digits composite number following 71138893
and preceding 71138895 . In scientific notation, it is written as 7.1138894 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 35309680 positive integers (up to 71138894) that are relatively prime to 71138894.
71138894 has 8 divisors, whose sum is 107487648
The reverse of 71138894 is 49883117
Previous prime number is 137
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million one hundred thirty-eight thousand eight hundred ninety-four
Scientific notation
7.1138894 × 10^7
Engineering notation
7.1138894 × 10^6
Prime Factorization
2 × 137 × 259631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71138894
Product of the distinct prime numbers
The prime factorization of 71138894 is 2 × 137 × 259631.
Since it has a total of 3 prime factors.
1 , 7 , 57 , 33 , 216 , 182 , 2108 , 7143 , 58343 , 94234 , 833523 , 18607 , 8867324 , 1858628 , 52327107 , 47767768 , 981097691 , 606925173 , 3659561785 , 2014093327
n×2
142277788
n×3
213416682
n×4
284555576
n×5
355694470
n÷2
35569447
n÷3
23712964.666667
n÷3
17784723.5
n÷5
14227778.8
n2
5060742239543236
n3
3.6001560574019E+23
n4
2.5611112015097E+31
n5
1.8219461828641E+39
2 √n
8434.3875889124
3 √n
414.35161537003
4 √n
91.838921971637
5 √n
37.189592681506
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
-71138893
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 71138894 can be divided by 8 positive divisors.
The sum of these divisors (counting 71138894) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111010111111001001110
3
Ternary
11221212020012212
4
Quaternary
10033113321032
5
Quinary
121202421034
6
Senary
11020430422
8
Octal
417277116
10
Decimal
71138894
12
Duodecimal
1b9a8412
16
Hexadecimal
43d7e4e
20
Vigesimal
124c74e
36
Base36
16cr4e
md5
769c16ef6272b289870f2c8dfddde6d9
sha1
8299f15d62412c6b82e1e99b88e4eb6fa516c8ce
sha256
b000d29309c57ed6e8b0c98b6fe03bd42a0b1a3f845f54a384affc20a2780235
sha512
769593115f20af27794762ddc98e6359ec6b1b34751716bbc7280751955b49370bab8b8488efc99fdbc1f808f812c15f38df4633aff8a2f8adca153e82f4451c
ripemd-160
db4bcb01c9ee62c7340697804e07cf93c0c9dec9
Diameter
142277788
Circumference
446978853.54981
Area
1.5898790641461E+16
Volume
1.5080298428947E+24
Surface area
6.3595162565842E+16
Circumference
446978853.54981
Perimeter
284555576
Area
5060742239543236
Diagonal
100605588.70702
Surface area
30364453437259416
Volume
3.6001560574019E+23
Space diagonal
123216178.80226
Perimeter
213416682
Area
2.1913656707247E+15
Altitude
61608089.401128
Surface area
2.1913656707247E+15
Volume
4.2428246025312E+22
Height
33535196.235674