51993921 is an odd 8-digits composite number following 51993920
and preceding 51993922 . In scientific notation, it is written as 5.1993921 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 29635200 positive integers (up to 51993921) that are relatively prime to 51993921.
51993921 has 16 divisors, whose sum is 79430528
The reverse of 51993921 is 12939915
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
fifty-one million nine hundred ninety-three thousand nine hundred twenty-one
Scientific notation
5.1993921 × 10^7
Engineering notation
5.1993921 × 10^6
Prime Factorization
3 × 7 × 421 × 5881
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51993921
Product of the distinct prime numbers
The prime factorization of 51993921 is 3 × 7 × 421 × 5881.
Since it has a total of 4 prime factors.
2 , 1 , 18 , 49 , 976 , 134 , 9917 , 8575 , 89123 , 51833 , 862726 , 300598 , 5980871 , 8538726 , 34293374 , 27350432 , 117166331 , 140166208 , 5939859271 , 3536139083
n×2
103987842
n×3
155981763
n×4
207975684
n×5
259969605
n÷2
25996960.5
n÷3
17331307
n÷3
12998480.25
n÷5
10398784.2
n2
2703367820954241
n3
1.4055869291664E+23
n4
7.3081975753709E+30
n5
3.7998184738623E+38
2 √n
7210.6810357968
3 √n
373.23657028457
4 √n
84.915729024703
5 √n
34.929350809432
1 , 3 , 7 , 21 , 421 , 1263 , 2947 , 5881 , 8841 , 17643 , 41167 , 123501 , 2475901 , 7427703 , 17331307 , 51993921
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51993920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51993921 can be divided by 16 positive divisors.
The sum of these divisors (counting 51993921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000110010101110101000001
3
Ternary
10121211120020210
4
Quaternary
3012111311001
5
Quinary
101302301141
6
Senary
5054224333
8
Octal
306256501
10
Decimal
51993921
12
Duodecimal
154b50a9
16
Hexadecimal
3195d41
20
Vigesimal
g4j4g1
36
Base36
uyerl
md5
9fd5afed21016bebf70e7fadab096888
sha1
d0f297bb06bd55d53c5c51a6a87bb7d88c757369
sha256
82400c925e02f1609878810a7dcce2383ab5d50da0e959699fd0b36271db6fc9
sha512
826d63e1e1d9e51a44f9b18ba156e91e77a76de5ca6fdb35bc4bb30aabd692d28efee9da50d1eb490f3f65385813faa7cf13aebc47f6b793fd73aba34d121c40
ripemd-160
2dd2e37df5ca4d33fe52c07fa730f23dbbe43630
Diameter
103987842
Circumference
326687440.48986
Area
8.4928804862609E+15
Volume
5.8877087608679E+23
Surface area
3.3971521945044E+16
Circumference
326687440.48986
Perimeter
207975684
Area
2703367820954241
Diagonal
73530508.239155
Surface area
16220206925725446
Volume
1.4055869291664E+23
Space diagonal
90056112.856722
Perimeter
155981763
Area
1.1705926043599E+15
Altitude
45028056.428361
Surface area
1.1705926043599E+15
Volume
1.6565000819345E+22
Height
24510169.413052