71087906 is an even 8-digits composite number following 71087905
and preceding 71087907 . In scientific notation, it is written as 7.1087906 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 35489520 positive integers (up to 71087906) that are relatively prime to 71087906.
71087906 has 8 divisors, whose sum is 106795164
The reverse of 71087906 is 60978017
Previous prime number is 661
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million eighty-seven thousand nine hundred six
Scientific notation
7.1087906 × 10^7
Engineering notation
7.1087906 × 10^6
Prime Factorization
2 × 661 × 53773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71087906
Product of the distinct prime numbers
The prime factorization of 71087906 is 2 × 661 × 53773.
Since it has a total of 3 prime factors.
10 , 9 , 90 , 74 , 306 , 120 , 3374 , 728 , 45145 , 8141 , 715666 , 414541 , 2864735 , 6690188 , 92139315 , 87577956 , 768717090 , 173836069 , 1086936760 , 1556310235
n×2
142175812
n×3
213263718
n×4
284351624
n×5
355439530
n÷2
35543953
n÷3
23695968.666667
n÷3
17771976.5
n÷5
14217581.2
n2
5053490379464836
n3
3.592420490673E+23
n4
2.5537765015344E+31
n5
1.8154262388608E+39
2 √n
8431.3644210175
3 √n
414.25259776053
4 √n
91.822461418857
5 √n
37.184260108233
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
-71087905
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 71087906 can be divided by 8 positive divisors.
The sum of these divisors (counting 71087906) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111001011011100100010
3
Ternary
11221202122021102
4
Quaternary
10033023130202
5
Quinary
121144303111
6
Senary
11015354402
8
Octal
417133442
10
Decimal
71087906
12
Duodecimal
1b982a02
16
Hexadecimal
43cb722
20
Vigesimal
1245jf6
36
Base36
16bns2
md5
e9807886d55e6c5f43b6071fad43d720
sha1
6ec10e224da2116186e3342d4b06fb910963497c
sha256
cf6f1f2252b9c4c72ecfed270dc40dc1281b0ce31d8b7cfc33527bf861e4cfa6
sha512
5577ac123418badb17211e283b2002afd8700118e2bcd13ef9b308ff789a3b2bfadefe5d270b6030675cfd9aedde686b1119d22f9cfa3025c50683f982353d0f
ripemd-160
fd2a0eb71ce6b30d747016ac5d34f1fbe27f8f5c
Diameter
142175812
Circumference
446658486.49736
Area
1.5876008251113E+16
Volume
1.5047895762805E+24
Surface area
6.3504033004454E+16
Circumference
446658486.49736
Perimeter
284351624
Area
5053490379464836
Diagonal
100533480.7859
Surface area
30320942276789016
Volume
3.592420490673E+23
Space diagonal
123127864.99568
Perimeter
213263718
Area
2.1882255231984E+15
Altitude
61563932.49784
Surface area
2.1882255231984E+15
Volume
4.233708149714E+22
Height
33511160.261968