51661009 is an odd 8-digits composite number following 51661008
and preceding 51661010 . In scientific notation, it is written as 5.1661009 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 51580516 positive integers (up to 51661009) that are relatively prime to 51661009.
51661009 has 4 divisors, whose sum is 51741504
The reverse of 51661009 is 90016615
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifty-one million six hundred sixty-one thousand nine
Scientific notation
5.1661009 × 10^7
Engineering notation
5.1661009 × 10^6
Prime Factorization
647 × 79847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51661009
Product of the distinct prime numbers
The prime factorization of 51661009 is 647 × 79847.
Since it has a total of 2 prime factors.
3 , 8 , 97 , 11 , 917 , 967 , 7599 , 7563 , 52833 , 54602 , 651375 , 724389 , 4935851 , 1652928 , 80038666 , 93473572 , 340414085 , 910454124 , 3733805219 , 1155980842
n×2
103322018
n×3
154983027
n×4
206644036
n×5
258305045
n÷2
25830504.5
n÷3
17220336.333333
n÷3
12915252.25
n÷5
10332201.8
n2
2668859850898081
n3
1.3787599277698E+23
n4
7.1228129037357E+30
n5
3.6797170152521E+38
2 √n
7187.5593214943
3 √n
372.43826492187
4 √n
84.779474647431
5 √n
34.884505962391
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
-51661008
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 51661009 can be divided by 4 positive divisors.
The sum of these divisors (counting 51661009) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000101000100100011010001
3
Ternary
10121012122120201
4
Quaternary
3011010203101
5
Quinary
101211123014
6
Senary
5043135201
8
Octal
305044321
10
Decimal
51661009
12
Duodecimal
15374501
16
Hexadecimal
31448d1
20
Vigesimal
g2hca9
36
Base36
ur9w1
md5
423c8f5ee6184fecc50212c3f185f377
sha1
44dfb49d2f00c95257ea650c4b639572458017c7
sha256
336a0121f2d62abb02ba1c2fa24a1bc1992ef000527be3c6dc9cc54419d864c1
sha512
7706f94973614ed242d055db012e9d9fe063a42d872c841bde1bdad87af2fc9de4868f60ae6bdac3c80ee542422e757ceefaaaa73b45dadc666beb689e461b21
ripemd-160
ac6b3ad69b12bb1cc02ec7bcdc382e3305befb98
Diameter
103322018
Circumference
324595692.70287
Area
8.3844705010422E+15
Volume
5.7753360801943E+23
Surface area
3.3537882004169E+16
Circumference
324595692.70287
Perimeter
206644036
Area
2668859850898081
Diagonal
73059699.573679
Surface area
16013159105388486
Volume
1.3787599277698E+23
Space diagonal
89479492.358273
Perimeter
154983027
Area
1.155650215009E+15
Altitude
44739746.179137
Surface area
1.155650215009E+15
Volume
1.6248841575906E+22
Height
24353233.191226