51161921 is an odd 8-digits composite number following 51161920
and preceding 51161922 . In scientific notation, it is written as 5.1161921 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 51127344 positive integers (up to 51161921) that are relatively prime to 51161921.
51161921 has 4 divisors, whose sum is 51196500
The reverse of 51161921 is 12916115
Previous prime number is 1549
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
fifty-one million one hundred sixty-one thousand nine hundred twenty-one
Scientific notation
5.1161921 × 10^7
Engineering notation
5.1161921 × 10^6
Prime Factorization
1549 × 33029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51161921
Product of the distinct prime numbers
The prime factorization of 51161921 is 1549 × 33029.
Since it has a total of 2 prime factors.
9 , 2 , 97 , 66 , 757 , 67 , 8173 , 2926 , 11125 , 70057 , 715050 , 285384 , 4354190 , 1173054 , 49535015 , 30585795 , 201472910 , 682584089 , 8065506730 , 7436292424
n×2
102323842
n×3
153485763
n×4
204647684
n×5
255809605
n÷2
25580960.5
n÷3
17053973.666667
n÷3
12790480.25
n÷5
10232384.2
n2
2617542160410241
n3
1.3391848522508E+23
n4
6.8515269615251E+30
n5
3.5053728113492E+38
2 √n
7152.7561820602
3 √n
371.23502809699
4 √n
84.573968702315
5 √n
34.816841350427
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
-51161920
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 51161921 can be divided by 4 positive divisors.
The sum of these divisors (counting 51161921) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000011001010101101000001
3
Ternary
10120021021221222
4
Quaternary
3003022231001
5
Quinary
101044140141
6
Senary
5024324425
8
Octal
303125501
10
Decimal
51161921
12
Duodecimal
15173715
16
Hexadecimal
30cab41
20
Vigesimal
fjf4g1
36
Base36
ugksh
md5
9f083d6eabb68acc73cdfa4f48ef2933
sha1
c5695da3bb798705fdcb3843376c636e5ec63322
sha256
1a642e31c8560bb4f253652877ef4baa290729de4712e1684a0f87adaa1423e3
sha512
9a8ca855aa7781a696d11bff30bc00366601cba8bdfa6eab8d302f8321a8625ffc5f1cc5524c82e747c9aa15b65f713311bacaf5fcf288e738832e4ad73e6b93
ripemd-160
bdab90972c8e17157454360c92f87c74a2e4b603
Diameter
102323842
Circumference
321459830.31428
Area
8.2232512216064E+15
Volume
5.6095643915064E+23
Surface area
3.2893004886425E+16
Circumference
321459830.31428
Perimeter
204647684
Area
2617542160410241
Diagonal
72353882.555261
Surface area
15705252962461446
Volume
1.3391848522508E+23
Space diagonal
88615046.584825
Perimeter
153485763
Area
1.133429003196E+15
Altitude
44307523.292413
Surface area
1.133429003196E+15
Volume
1.5782444838147E+22
Height
24117960.851754