51887745 is an odd 8-digits composite number following 51887744
and preceding 51887746 . In scientific notation, it is written as 5.1887745 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 21893760 positive integers (up to 51887745) that are relatively prime to 51887745.
51887745 has 16 divisors, whose sum is 66908160
The reverse of 51887745 is 54778815
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-one million eight hundred eighty-seven thousand seven hundred forty-five
Scientific notation
5.1887745 × 10^7
Engineering notation
5.1887745 × 10^6
Prime Factorization
65 × 9 × 7 × 12671
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51887745
Product of the distinct prime numbers
The prime factorization of 51887745 is 65 × 9 × 7 × 12671.
Since it has a total of 4 prime factors.
6 , 8 , 54 , 71 , 180 , 761 , 5151 , 6597 , 52909 , 79583 , 612986 , 877086 , 4684390 , 1567388 , 54403595 , 50175572 , 329016788 , 414958117 , 6833890480 , 8780879748
n×2
103775490
n×3
155663235
n×4
207550980
n×5
259438725
n÷2
25943872.5
n÷3
17295915
n÷3
12971936.25
n÷5
10377549
n2
2692338081185025
n3
1.3969935181032E+23
n4
7.2486843433991E+30
n5
3.7611788479578E+38
2 √n
7203.3148619229
3 √n
372.98233689812
4 √n
84.872344505869
5 √n
34.915073402553
1 , 7 , 9 , 63 , 65 , 455 , 585 , 4095 , 12671 , 88697 , 114039 , 798273 , 823615 , 5765305 , 7412535 , 51887745
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
-51887744
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 51887745 can be divided by 16 positive divisors.
The sum of these divisors (counting 51887745) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000101111011111010000001
3
Ternary
10121122011121100
4
Quaternary
3011323322001
5
Quinary
101240401440
6
Senary
5052045013
8
Octal
305737201
10
Decimal
51887745
12
Duodecimal
15463769
16
Hexadecimal
317be81
20
Vigesimal
g45j75
36
Base36
uw4u9
md5
72aabb238b319e00ffa742407467008d
sha1
2da7f26f7de614d7b07bc51bdb64c55b53d83153
sha256
8aa86ce5ba471c5a6440ce89d61acf0b1e105ecf0b8790751a1fd08fa2dd3eb2
sha512
7c72d147806b9e21fa57dea86a05316715e47504f2fdeae55cae6dd3194c071405559c7ec6f6d27a9542c60bc77fe941053d759c3419e8348760466eefa78f32
ripemd-160
8309e01feec108617e7f70bb275c5b8125c29569
Diameter
103775490
Circumference
326020317.00668
Area
8.4582295368309E+15
Volume
5.8517127647807E+23
Surface area
3.3832918147324E+16
Circumference
326020317.00668
Perimeter
207550980
Area
2692338081185025
Diagonal
73380352.699957
Surface area
16154028487110150
Volume
1.3969935181032E+23
Space diagonal
89872210.630178
Perimeter
155663235
Area
1.1658165869412E+15
Altitude
44936105.315089
Surface area
1.1658165869412E+15
Volume
1.646372649874E+22
Height
24460117.566652