71290909 is an odd 8-digits composite number following 71290908
and preceding 71290910 . In scientific notation, it is written as 7.1290909 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 70659904 positive integers (up to 71290909) that are relatively prime to 71290909.
71290909 has 4 divisors, whose sum is 71921916
The reverse of 71290909 is 90909217
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million two hundred ninety thousand nine hundred nine
Scientific notation
7.1290909 × 10^7
Engineering notation
7.1290909 × 10^6
Prime Factorization
113 × 630893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71290909
Product of the distinct prime numbers
The prime factorization of 71290909 is 113 × 630893.
Since it has a total of 2 prime factors.
3 , 2 , 84 , 12 , 269 , 264 , 4655 , 228 , 19902 , 92306 , 568854 , 460245 , 5567327 , 9254565 , 41144724 , 29219337 , 837952418 , 626711020 , 2208919881 , 1445732668
n×2
142581818
n×3
213872727
n×4
285163636
n×5
356454545
n÷2
35645454.5
n÷3
23763636.333333
n÷3
17822727.25
n÷5
14258181.8
n2
5082393706046281
n3
3.6232846719992E+23
n4
2.5830725783259E+31
n5
1.8414959212183E+39
2 √n
8443.3944003582
3 √n
414.64654474387
4 √n
91.887944804301
5 √n
37.205473023678
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
-71290908
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 71290909 can be divided by 4 positive divisors.
The sum of these divisors (counting 71290909) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111101000000011101
3
Ternary
11222010221202001
4
Quaternary
10033331000131
5
Quinary
121222302114
6
Senary
11024002301
8
Octal
417750035
10
Decimal
71290909
12
Duodecimal
1ba60391
16
Hexadecimal
43fd01d
20
Vigesimal
125b759
36
Base36
16g0f1
md5
f60372d7e8081f3c1bcb499b91aeeff2
sha1
26a00c09fd8fc72f5e739fcf3d721fd130e67622
sha256
be42826b75c65801214e9f9a5f3133cbdba71ddd11814cb41a0bbcf9a7b36a7e
sha512
64bcf57cdab4477f399a8db6109a07613df77cba71a79ce094d7187e354d08b71ff627ae033e5a73442086fc6012cbfcdb72e5ac8cb79f95943ffdf1909d666c
ripemd-160
7fe8963c9c50b5cf60935733faa2c31c856f010c
Diameter
142581818
Circumference
447933991.96428
Area
1.5966810729566E+16
Volume
1.5177179343223E+24
Surface area
6.3867242918264E+16
Circumference
447933991.96428
Perimeter
285163636
Area
5082393706046281
Diagonal
100820570.38171
Surface area
30494362236277686
Volume
3.6232846719992E+23
Space diagonal
123479476.50577
Perimeter
213872727
Area
2.2007410307351E+15
Altitude
61739738.252885
Surface area
2.2007410307351E+15
Volume
4.2700819362332E+22
Height
33606856.793902