71318986 is an even 8-digits composite number following 71318985
and preceding 71318987 . In scientific notation, it is written as 7.1318986 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 35659492 positive integers (up to 71318986) that are relatively prime to 71318986.
71318986 has 4 divisors, whose sum is 106978482
The reverse of 71318986 is 68981317
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred eighteen thousand nine hundred eighty-six
Scientific notation
7.1318986 × 10^7
Engineering notation
7.1318986 × 10^6
Prime Factorization
2 × 35659493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71318986
Product of the distinct prime numbers
The prime factorization of 71318986 is 2 × 35659493.
Since it has a total of 2 prime factors.
10 , 3 , 1 , 78 , 378 , 637 , 7978 , 9839 , 36916 , 72840 , 109525 , 695256 , 8537478 , 8772933 , 49016160 , 96984022 , 978544558 , 175249864 , 9754261029 , 5896813868
n×2
142637972
n×3
213956958
n×4
285275944
n×5
356594930
n÷2
35659493
n÷3
23772995.333333
n÷3
17829746.5
n÷5
14263797.2
n2
5086397764068196
n3
3.6275673092601E+23
n4
2.5871442214318E+31
n5
1.8451250250828E+39
2 √n
8445.0568973809
3 √n
414.70097198749
4 √n
91.896990687295
5 √n
37.208403140731
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
-71318985
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 71318986 can be divided by 4 positive divisors.
The sum of these divisors (counting 71318986) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000011110111001010
3
Ternary
11222012101020221
4
Quaternary
10100003313022
5
Quinary
121224201421
6
Senary
11024340254
8
Octal
420036712
10
Decimal
71318986
12
Duodecimal
1ba7468a
16
Hexadecimal
4403dca
20
Vigesimal
125eh96
36
Base36
16gm2y
md5
7327fa4aceae8e5c2a2374acce54b174
sha1
c6cb280f304dd81559daa9a21a6775a1f8cb27f6
sha256
7957190ba7d2cf855ba59fb0f8700322c069cd0223c72f642a6e02aba2f9344b
sha512
432be58197f7afbaaf5047785bf5d909d935aa7b33d6084ee9a6716e760a23aa77b1bef561513fc176749e58baa493ffd9a84f6fdee477fc7c0457f31640937a
ripemd-160
17449a2b27fca2967836c32a1af12b44f0f51991
Diameter
142637972
Circumference
448110404.95815
Area
1.5979389848832E+16
Volume
1.5195118412232E+24
Surface area
6.3917559395329E+16
Circumference
448110404.95815
Perimeter
285275944
Area
5086397764068196
Diagonal
100860277.2559
Surface area
30518386584409176
Volume
3.6275673092601E+23
Space diagonal
123528107.29629
Perimeter
213956958
Area
2.2024748387177E+15
Altitude
61764053.648147
Surface area
2.2024748387177E+15
Volume
4.2751290726474E+22
Height
33620092.418632