51491657 is an odd 8-digits composite number following 51491656
and preceding 51491658 . In scientific notation, it is written as 5.1491657 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 41126400 positive integers (up to 51491657) that are relatively prime to 51491657.
51491657 has 16 divisors, whose sum is 62929152
The reverse of 51491657 is 75619415
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
fifty-one million four hundred ninety-one thousand six hundred fifty-seven
Scientific notation
5.1491657 × 10^7
Engineering notation
5.1491657 × 10^6
Prime Factorization
7 × 17 × 103 × 4201
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51491657
Product of the distinct prime numbers
The prime factorization of 51491657 is 7 × 17 × 103 × 4201.
Since it has a total of 4 prime factors.
1 , 5 , 75 , 14 , 11 , 573 , 4367 , 4382 , 53103 , 65988 , 266101 , 651213 , 7021103 , 8831977 , 26101579 , 95230654 , 310263432 , 189319020 , 7080200464 , 4341749287
n×2
102983314
n×3
154474971
n×4
205966628
n×5
257458285
n÷2
25745828.5
n÷3
17163885.666667
n÷3
12872914.25
n÷5
10298331.4
n2
2651390740605649
n3
1.3652450258824E+23
n4
7.0298728593694E+30
n5
3.6197980202826E+38
2 √n
7175.7687393059
3 √n
372.03085120092
4 √n
84.709909333595
5 √n
34.861604657032
1 , 7 , 17 , 103 , 119 , 721 , 1751 , 4201 , 12257 , 29407 , 71417 , 432703 , 499919 , 3028921 , 7355951 , 51491657
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
-51491656
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 51491657 can be divided by 16 positive divisors.
The sum of these divisors (counting 51491657) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000100011011001101001001
3
Ternary
10120220001021102
4
Quaternary
3010123031021
5
Quinary
101140213112
6
Senary
5035351145
8
Octal
304331511
10
Decimal
51491657
12
Duodecimal
152b24b5
16
Hexadecimal
311b349
20
Vigesimal
g1g92h
36
Base36
unn7t
md5
8f068d19edcd68025c0ba4c5754982cc
sha1
5b11181950594536150ce1e82a7854ca9e7712bb
sha256
938ea8046840abd959e22dd5bd12e1e7421c2669dff450164bf454d562778ce4
sha512
62e7041b229cad11e673c66ba904830f86a127fb364e2ce4b19e4e88fbdd748c867f289cc7992b8b8de1f4b5c1f4be8b02d1e9f813840055fd023720b17e50a9
ripemd-160
ccd9e5bde7bd2bf742882a772c07d47e1fbf111f
Diameter
102983314
Circumference
323531622.70473
Area
8.3295896724827E+15
Volume
5.7187249915496E+23
Surface area
3.3318358689931E+16
Circumference
323531622.70473
Perimeter
205966628
Area
2651390740605649
Diagonal
72820199.678464
Surface area
15908344443633894
Volume
1.3652450258824E+23
Space diagonal
89186166.08991
Perimeter
154474971
Area
1.1480858683617E+15
Altitude
44593083.044955
Surface area
1.1480858683617E+15
Volume
1.6089566929711E+22
Height
24273399.892821