7131921 is an odd 7-digits composite number following 7131920
and preceding 7131922 . In scientific notation, it is written as 7.131921 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 4653360 positive integers (up to 7131921) that are relatively prime to 7131921.
7131921 has 8 divisors, whose sum is 9711744
The reverse of 7131921 is 1291317
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
seven million one hundred thirty-one thousand nine hundred twenty-one
Scientific notation
7.131921 × 10^6
Engineering notation
7.131921 × 10^6
Prime Factorization
3 × 47 × 50581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7131921
Product of the distinct prime numbers
The prime factorization of 7131921 is 3 × 47 × 50581.
Since it has a total of 3 prime factors.
10 , 10 , 57 , 15 , 659 , 295 , 7490 , 9030 , 93606 , 44566 , 821854 , 483115 , 129206 , 4805745 , 49362399 , 57233679 , 120842375 , 423391432 , 7664498509 , 1735693575
n×2
14263842
n×3
21395763
n×4
28527684
n×5
35659605
n÷2
3565960.5
n÷3
2377307
n÷3
1782980.25
n÷5
1426384.2
n2
50864297150241
n3
3.6276014899604E+20
n4
2.587176724588E+27
n5
1.84515400128E+34
2 √n
2670.5656704152
3 √n
192.48734160874
4 √n
51.677516101446
5 √n
23.476929985352
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
-7131920
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 7131921 can be divided by 8 positive divisors.
The sum of these divisors (counting 7131921) is 1, the average is 0.125.
Base
System
Value
2
Binary
11011001101001100010001
3
Ternary
111102100011020
4
Quaternary
123031030101
5
Quinary
3311210141
6
Senary
412510053
8
Octal
33151421
10
Decimal
7131921
12
Duodecimal
247b329
16
Hexadecimal
6cd311
20
Vigesimal
24b9g1
36
Base36
48v0x
md5
d6964fe5c7b4eb2841441959bd3febb5
sha1
a60812af5558ae6719fda2aaa9813848dfbb7bca
sha256
54bc336fc88926970aa23ba1d426e0656bf2f1e9848600055eace53f1faf2419
sha512
d50236194495ac3f6fd667f9e55786001e541431462730b3f5ac8ca98f073d80d21d63338b35f625f7a863885eeb855c827432729eebe5f309d169338fc4ba1f
ripemd-160
913f513682601897a135848607efb6ba0a415f96
Diameter
14263842
Circumference
44811181.239166
Area
1.5979490225721E+14
Volume
1.5195261588015E+21
Surface area
6.3917960902882E+14
Circumference
44811181.239166
Perimeter
28527684
Area
50864297150241
Diagonal
10086059.403973
Surface area
305185782901446
Volume
3.6276014899604E+20
Space diagonal
12352849.527567
Perimeter
21395763
Area
22024886738875
Altitude
6176424.7637837
Surface area
22024886738875
Volume
4.2751693549891E+19
Height
3362019.8013245