71283921 is an odd 8-digits composite number following 71283920
and preceding 71283922 . In scientific notation, it is written as 7.1283921 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 47522612 positive integers (up to 71283921) that are relatively prime to 71283921.
71283921 has 4 divisors, whose sum is 95045232
The reverse of 71283921 is 12938217
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-one million two hundred eighty-three thousand nine hundred twenty-one
Scientific notation
7.1283921 × 10^7
Engineering notation
7.1283921 × 10^6
Prime Factorization
3 × 23761307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71283921
Product of the distinct prime numbers
The prime factorization of 71283921 is 3 × 23761307.
Since it has a total of 2 prime factors.
8 , 9 , 84 , 47 , 103 , 647 , 3906 , 7725 , 34206 , 19309 , 117607 , 798444 , 2042252 , 6432712 , 15074864 , 99366580 , 175899110 , 772488506 , 4465459194 , 7973479093
n×2
142567842
n×3
213851763
n×4
285135684
n×5
356419605
n÷2
35641960.5
n÷3
23761307
n÷3
17820980.25
n÷5
14256784.2
n2
5081397393134241
n3
3.6222193034179E+23
n4
2.5820599466951E+31
n5
1.8405935725748E+39
2 √n
8442.9805756024
3 √n
414.6329962902
4 √n
91.885692986462
5 √n
37.20474361219
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
-71283920
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 71283921 can be divided by 4 positive divisors.
The sum of these divisors (counting 71283921) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111011010011010001
3
Ternary
11222010121011020
4
Quaternary
10033323103101
5
Quinary
121222041141
6
Senary
11023510053
8
Octal
417732321
10
Decimal
71283921
12
Duodecimal
1ba58329
16
Hexadecimal
43fb4d1
20
Vigesimal
125a9g1
36
Base36
16fv0x
md5
8b9ed42e2ce882c0d2b400a23b04094c
sha1
ac7816f3353e2cb8d92bed9f54a1d4bd9fb9268c
sha256
8c659b1d8e8707f473f3fa95903a70297e0bdc0676c1be3366325202660e5048
sha512
441fa18b071acfad8dc4906cd7cf6eb87c2a1619b0989e53db5228dda1aeac1ff101e06667e939b54ad5d1310d9c140d863b3d5e5d5581dd2f414dbb2ff503e4
ripemd-160
3d6f1f46cdd47ef01973064170d6677fd91d0156
Diameter
142567842
Circumference
447890085.06535
Area
1.5963680720241E+16
Volume
1.5172716737745E+24
Surface area
6.3854722880963E+16
Circumference
447890085.06535
Perimeter
285135684
Area
5081397393134241
Diagonal
100810687.85733
Surface area
30488384358805446
Volume
3.6222193034179E+23
Space diagonal
123467372.93473
Perimeter
213851763
Area
2.2003096145891E+15
Altitude
61733686.467363
Surface area
2.2003096145891E+15
Volume
4.2688263873193E+22
Height
33603562.619111