71380987 is an odd 8-digits prime number following 71380986
and preceding 71380988 . In scientific notation, it is written as 7.1380987 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 71380986 positive integers (up to 71380987) that are relatively prime to 71380987.
71380987 has 2 divisors, whose sum is 71380988
The reverse of 71380987 is 78908317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
seventy-one million three hundred eighty thousand nine hundred eighty-seven
Scientific notation
7.1380987 × 10^7
Engineering notation
7.1380987 × 10^6
Prime Factorization
71380987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71380987 Product of the distinct prime numbers
The prime factorization of 71380987 is 71380987.
Since it has a total of 1 prime factors.
3 , 9 , 49 , 4 , 609 , 564 , 3713 , 7056 , 52813 , 62564 , 291500 , 771548 , 6190216 , 572181 , 97633399 , 29416932 , 467267043 , 858420710 , 3303081632 , 2826587331
n×2
142761974
n×3
214142961
n×4
285523948
n×5
356904935
n÷2
35690493.5
n÷3
23793662.333333
n÷3
17845246.75
n÷5
14276197.4
n2
5095245305094169
n3
3.6370363888474E+23
n4
2.5961524719084E+31
n5
1.8531592584731E+39
2 √n8448.7269455226
3 √n414.82111029917
4 √n91.916956789934
5 √n37.214870300547
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71380988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35690494 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8448.7270047031 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719813 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71380987 can be divided by 2 positive divisors.
The sum of these divisors (counting 71380987) is 71380988, the average is 35690494.
Base
System
Value
2
Binary
100010000010010111111111011
3
Ternary
11222022112022021
4
Quaternary
10100102333323
5
Quinary
121233142422
6
Senary
11025535311
8
Octal
420227773
10
Decimal
71380987
12
Duodecimal
1baa4537
16
Hexadecimal
4412ffb
20
Vigesimal
1262c97
36
Base36
16hxx7
md5
e74a0d09b9eb540b121be842bf682ae9
sha1
36dd16e7d66b8f49652191c17ce7835529e4e11f
sha256
b4e7a46db197a0c9ed32b18a7fa1bd828f887cbc0f0bc2df9980e5a664cb9a10
sha512
88f0de97afbaada205bc02a2c1db8950e7a8ae975a1573af78c4952eb742900081564b4419e345d6ea5d2878fd956554035ff13ece569826810bc12906f0ca53
ripemd-160
92746eeda176388c0e0e0768ffebf5072223a92d
Diameter
142761974
Circumference
448499968.73038
Area
1.6007185218722E+16
Volume
1.5234782400056E+24
Surface area
6.4028740874887E+16
Circumference
448499968.73038
Perimeter
285523948
Area
5095245305094169
Diagonal
100947959.91098
Surface area
30571471830565014
Volume
3.6370363888474E+23
Space diagonal
123635496.17841
Perimeter
214142961
Area
2.2063059363625E+15
Altitude
61817748.089207
Surface area
2.2063059363625E+15
Volume
4.2862884899604E+22
Height
33649319.970326