71097987 is an odd 8-digits composite number following 71097986
and preceding 71097988 . In scientific notation, it is written as 7.1097987 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 47324768 positive integers (up to 71097987) that are relatively prime to 71097987.
71097987 has 8 divisors, whose sum is 94945104
The reverse of 71097987 is 78979017
Previous prime number is 653
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-one million ninety-seven thousand nine hundred eighty-seven
Scientific notation
7.1097987 × 10^7
Engineering notation
7.1097987 × 10^6
Prime Factorization
3 × 653 × 36293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71097987
Product of the distinct prime numbers
The prime factorization of 71097987 is 3 × 653 × 36293.
Since it has a total of 3 prime factors.
5 , 5 , 95 , 94 , 440 , 236 , 1406 , 8945 , 19325 , 40985 , 161992 , 752283 , 9793527 , 8610626 , 79432414 , 76666153 , 371432692 , 671017637 , 6613447817 , 4165301058
n×2
142195974
n×3
213293961
n×4
284391948
n×5
355489935
n÷2
35548993.5
n÷3
23699329
n÷3
17774496.75
n÷5
14219597.4
n2
5054923755452169
n3
3.5939490345113E+23
n4
2.5552254173435E+31
n5
1.8167138350436E+39
2 √n
8431.962227145
3 √n
414.27217860198
4 √n
91.825716589336
5 √n
37.185314670916
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
-71097986
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 71097987 can be divided by 8 positive divisors.
The sum of these divisors (counting 71097987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111001101111010000011
3
Ternary
11221210011002210
4
Quaternary
10033031322003
5
Quinary
121200113422
6
Senary
11015513203
8
Octal
417157203
10
Decimal
71097987
12
Duodecimal
1b988803
16
Hexadecimal
43cde83
20
Vigesimal
12474j7
36
Base36
16bvk3
md5
47b9b10483e8c487064e0a0386a72331
sha1
3f9dcde02f8e4a90a7110f4c29fb487bb5e00416
sha256
807c7a8970d9d99db847b7b6c0550f3aff671d5e5f73c6d04706786f78897295
sha512
37b1b91bdb1fe679acba0676fa0f26d15749dcb88f3868de02269acb660179ea1cd0834bce11cc023547034197d8acf73beb1759b577ffc4dd1a38af87d2bb7a
ripemd-160
7fb83d1b2ed3e35f3690a40474a6a09b8fc9d47f
Diameter
142195974
Circumference
446721827.28845
Area
1.5880511334585E+16
Volume
1.5054298512262E+24
Surface area
6.352204533834E+16
Circumference
446721827.28845
Perimeter
284391948
Area
5054923755452169
Diagonal
100547737.47283
Surface area
30329542532713014
Volume
3.5939490345113E+23
Space diagonal
123145325.79987
Perimeter
213293961
Area
2.1888461932075E+15
Altitude
61572662.899936
Surface area
2.1888461932075E+15
Volume
4.235509555903E+22
Height
33515912.490942