71291397 is an odd 8-digits composite number following 71291396
and preceding 71291398 . In scientific notation, it is written as 7.1291397 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 47252528 positive integers (up to 71291397) that are relatively prime to 71291397.
71291397 has 8 divisors, whose sum is 95605344
The reverse of 71291397 is 79319217
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million two hundred ninety-one thousand three hundred ninety-seven
Scientific notation
7.1291397 × 10^7
Engineering notation
7.1291397 × 10^6
Prime Factorization
3 × 173 × 137363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71291397
Product of the distinct prime numbers
The prime factorization of 71291397 is 3 × 173 × 137363.
Since it has a total of 3 prime factors.
6 , 4 , 51 , 57 , 385 , 14 , 2232 , 9519 , 95129 , 91224 , 798061 , 124550 , 8528661 , 53919 , 92100234 , 91849875 , 861091872 , 259654150 , 8242225251 , 6420730831
n×2
142582794
n×3
213874191
n×4
285165588
n×5
356456985
n÷2
35645698.5
n÷3
23763799
n÷3
17822849.25
n÷5
14258279.4
n2
5082463286211609
n3
3.6233590787524E+23
n4
2.5831433055689E+31
n5
1.841558949052E+39
2 √n
8443.423298639
3 √n
414.64749085352
4 √n
91.888102051566
5 √n
37.205523959264
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
-71291396
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 71291397 can be divided by 8 positive divisors.
The sum of these divisors (counting 71291397) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111111101001000000101
3
Ternary
11222010222102010
4
Quaternary
10033331020011
5
Quinary
121222311042
6
Senary
11024004433
8
Octal
417751005
10
Decimal
71291397
12
Duodecimal
1ba60719
16
Hexadecimal
43fd205
20
Vigesimal
125b89h
36
Base36
16g0sl
md5
a857646075e122096ec612fa86d60bf0
sha1
ba1629ed7880dd0548c030bde81d6acddd6b81ff
sha256
8b554870fe5035c45b4e456189ce24991a96864e7afa0b70eb8786ff8659c681
sha512
f062e775835d47b74f3c90095bec25f92b20f1a06f3afb82e78e81180a658d3afa1cdcbb6ced682ce6e4f3ce26e13fb2ec91c6fb6e3f4c4a51d8ec9e6dbff24b
ripemd-160
c5f528093950102d3ea53265aaae3cf2d1ecb33d
Diameter
142582794
Circumference
447937058.15871
Area
1.5967029322102E+16
Volume
1.5177491017502E+24
Surface area
6.3868117288409E+16
Circumference
447937058.15871
Perimeter
285165588
Area
5082463286211609
Diagonal
100821260.51792
Surface area
30494779717269654
Volume
3.6233590787524E+23
Space diagonal
123480321.74656
Perimeter
213874191
Area
2.2007711598305E+15
Altitude
61740160.873282
Surface area
2.2007711598305E+15
Volume
4.2701696254327E+22
Height
33607086.839308