51381811 is an odd 8-digits composite number following 51381810
and preceding 51381812 . In scientific notation, it is written as 5.1381811 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 47181312 positive integers (up to 51381811) that are relatively prime to 51381811.
51381811 has 8 divisors, whose sum is 55623680
The reverse of 51381811 is 11818315
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifty-one million three hundred eighty-one thousand eight hundred eleven
Scientific notation
5.1381811 × 10^7
Engineering notation
5.1381811 × 10^6
Prime Factorization
13 × 193 × 20479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51381811
Product of the distinct prime numbers
The prime factorization of 51381811 is 13 × 193 × 20479.
Since it has a total of 3 prime factors.
9 , 7 , 41 , 74 , 72 , 380 , 9454 , 8016 , 75625 , 73831 , 436065 , 429675 , 1174744 , 6625087 , 76216784 , 10613194 , 165880331 , 490399711 , 307596571 , 6138391999
n×2
102763622
n×3
154145433
n×4
205527244
n×5
256909055
n÷2
25690905.5
n÷3
17127270.333333
n÷3
12845452.75
n÷5
10276362.2
n2
2640090501639721
n3
1.3565263117815E+23
n4
6.9700778568483E+30
n5
3.5813522309586E+38
2 √n
7168.11069948
3 √n
371.76611449513
4 √n
84.664695708896
5 √n
34.846718052431
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51381810
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51381811 can be divided by 8 positive divisors.
The sum of these divisors (counting 51381811) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000100000000011000110011
3
Ternary
10120200110121001
4
Quaternary
3010000120303
5
Quinary
101123204221
6
Senary
5033142431
8
Octal
304003063
10
Decimal
51381811
12
Duodecimal
1525aa17
16
Hexadecimal
3100633
20
Vigesimal
g12eab
36
Base36
ulagj
md5
8bfbeddfcafd41dcba2a4ac4f0a5fdaa
sha1
a8fc55cbbcb33cee0eba58522051fb71b9478a94
sha256
20070b8ab3c6542e8ee363f312964c877cdcb2bd76245cadd2d09f546764d34b
sha512
f764456940d4b86809cb20e9fb45e2d6e14da0712873e59603e02ef53c4998e860b93dee736f08943696654ead9479c39232667bfcf1d84f6390742fac2e43eb
ripemd-160
7959c1326d0d520deef16d567d24e40884353e99
Diameter
102763622
Circumference
322841439.93148
Area
8.2940889247635E+15
Volume
5.6822041273252E+23
Surface area
3.3176355699054E+16
Circumference
322841439.93148
Perimeter
205527244
Area
2640090501639721
Diagonal
72664853.975491
Surface area
15840543009838326
Volume
1.3565263117815E+23
Space diagonal
88995907.236901
Perimeter
154145433
Area
1.143192721355E+15
Altitude
44497953.618451
Surface area
1.143192721355E+15
Volume
1.5986815898644E+22
Height
24221617.99183