51491641 is an odd 8-digits composite number following 51491640
and preceding 51491642 . In scientific notation, it is written as 5.1491641 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 49252852 positive integers (up to 51491641) that are relatively prime to 51491641.
51491641 has 4 divisors, whose sum is 53730432
The reverse of 51491641 is 14619415
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
fifty-one million four hundred ninety-one thousand six hundred forty-one
Scientific notation
5.1491641 × 10^7
Engineering notation
5.1491641 × 10^6
Prime Factorization
23 × 2238767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51491641
Product of the distinct prime numbers
The prime factorization of 51491641 is 23 × 2238767.
Since it has a total of 2 prime factors.
2 , 10 , 76 , 80 , 610 , 311 , 7704 , 1315 , 28140 , 67851 , 448639 , 457197 , 4971334 , 6762300 , 36545844 , 20125558 , 167392060 , 576608045 , 4874395934 , 4611049491
n×2
102983282
n×3
154474923
n×4
205966564
n×5
257458205
n÷2
25745820.5
n÷3
17163880.333333
n÷3
12872910.25
n÷5
10298328.2
n2
2651389092872881
n3
1.3652437532153E+23
n4
7.0298641218053E+30
n5
3.6197923963878E+38
2 √n
7175.7676244427
3 √n
372.03081266721
4 √n
84.709902753118
5 √n
34.861602490523
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
-51491640
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 51491641 can be divided by 4 positive divisors.
The sum of these divisors (counting 51491641) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000100011011001100111001
3
Ternary
10120220001020211
4
Quaternary
3010123030321
5
Quinary
101140213031
6
Senary
5035351121
8
Octal
304331471
10
Decimal
51491641
12
Duodecimal
152b24a1
16
Hexadecimal
311b339
20
Vigesimal
g1g921
36
Base36
unn7d
md5
3bc5169269f9993b6ed51cb88f782105
sha1
7f0fc185cdc32b4f02f50c4d7a1fce1e16a3f338
sha256
e6e61100ea3cf23d161f80c0d25700c5890e3812944a023daf152c41f037aee5
sha512
8678858db9eb565dc60c8c49351f784e0a62560f76e9a34a07fc8f5ece2f5d8ce48629fdb62a58f774b43e244ea43ad838c002432cff71a5d3c8542a0a684a7a
ripemd-160
968f3008a40fd64682e657d28d48bfb6c30092f0
Diameter
102983282
Circumference
323531522.17377
Area
8.3295844959775E+15
Volume
5.7187196606139E+23
Surface area
3.331833798391E+16
Circumference
323531522.17377
Perimeter
205966564
Area
2651389092872881
Diagonal
72820177.051047
Surface area
15908334557237286
Volume
1.3652437532153E+23
Space diagonal
89186138.377097
Perimeter
154474923
Area
1.1480851548724E+15
Altitude
44593069.188548
Surface area
1.1480851548724E+15
Volume
1.6089551931185E+22
Height
24273392.350349