71287072 is an even 8-digits composite number following 71287071
and preceding 71287073 . In scientific notation, it is written as 7.1287072 × 10^7.
The sum of its digits is 34. It has a total of 7 prime factors and 24 positive divisors.
There are 34774272 positive integers (up to 71287072) that are relatively prime to 71287072.
71287072 has 24 divisors, whose sum is 141168636
The reverse of 71287072 is 27078217
Previous prime number is 12877
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million two hundred eighty-seven thousand seventy-two
Scientific notation
7.1287072 × 10^7
Engineering notation
7.1287072 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 12877 × 173
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4455442
Product of the distinct prime numbers
The prime factorization of 71287072 is 2 × 2 × 2 × 2 × 2 × 12877 × 173.
Since it has a total of 7 prime factors.
7 , 1 , 4 , 78 , 509 , 617 , 9606 , 3892 , 38289 , 25399 , 224571 , 473592 , 9523885 , 119048 , 71480778 , 90900343 , 620999569 , 143887391 , 2627038235 , 7023050328
n×2
142574144
n×3
213861216
n×4
285148288
n×5
356435360
n÷2
35643536
n÷3
23762357.333333
n÷3
17821768
n÷5
14257414.4
n2
5081846634333184
n3
3.6226996691467E+23
n4
2.5825165214884E+31
n5
1.8410004120853E+39
2 √n
8443.1671782572
3 √n
414.63910561239
4 √n
91.886708387325
5 √n
37.205072522476
1 , 2 , 4 , 8 , 16 , 32 , 173 , 346 , 692 , 1384 , 2768 , 5536 , 12877 , 25754 , 51508 , 103016 , 206032 , 412064 , 2227721 , 4455442 , 8910884 , 17821768 , 35643536 , 71287072
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71287071
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71287072 can be divided by 24 positive divisors.
The sum of these divisors (counting 71287072) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100001111111100000100100000
3
Ternary
11222010202110221
4
Quaternary
10033330010200
5
Quinary
121222141242
6
Senary
11023532424
8
Octal
417740440
10
Decimal
71287072
12
Duodecimal
1ba5a114
16
Hexadecimal
43fc120
20
Vigesimal
125ahdc
36
Base36
16fxgg
md5
47ba6082126a618476faaabb87e81d45
sha1
d525b6abaf8572aad8c66ef693efaa427ff30586
sha256
02825087a775aa74bafa2e9fefdf8eb178eec6ba60a673f667d36cf04305f8ed
sha512
2a4ab1a738680cd14dd5bd9c42e26bcf5f98bd594725b745de81df455cf7ab71350e738a6bd9870cb905dfcfa792dba53e4ec5a55ee58f7596d3b12c1ace892e
ripemd-160
7a114bd38c65e39a47879dd6b250f557edc7c436
Diameter
142574144
Circumference
447909883.38225
Area
1.5965092053091E+16
Volume
1.5174728889004E+24
Surface area
6.3860368212365E+16
Circumference
447909883.38225
Perimeter
285148288
Area
5081846634333184
Diagonal
100815144.04427
Surface area
30491079805999104
Volume
3.6226996691467E+23
Space diagonal
123472830.62682
Perimeter
213861216
Area
2.2005041417345E+15
Altitude
61736415.31341
Surface area
2.2005041417345E+15
Volume
4.2693925037598E+22
Height
33605048.014756