57187987 is an odd 8-digits composite number following 57187986
and preceding 57187988 . In scientific notation, it is written as 5.7187987 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 57034296 positive integers (up to 57187987) that are relatively prime to 57187987.
57187987 has 4 divisors, whose sum is 57341680
The reverse of 57187987 is 78978175
Previous prime number is 373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
fifty-seven million one hundred eighty-seven thousand nine hundred eighty-seven
Scientific notation
5.7187987 × 10^7
Engineering notation
5.7187987 × 10^6
Prime Factorization
373 × 153319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
57187987
Product of the distinct prime numbers
The prime factorization of 57187987 is 373 × 153319.
Since it has a total of 2 prime factors.
5 , 8 , 33 , 55 , 184 , 229 , 2723 , 7314 , 77119 , 58826 , 802332 , 208109 , 8407940 , 1475651 , 98239471 , 52467309 , 216512709 , 161240339 , 5294987972 , 8963143119
n×2
114375974
n×3
171563961
n×4
228751948
n×5
285939935
n÷2
28593993.5
n÷3
19062662.333333
n÷3
14296996.75
n÷5
11437597.4
n2
3270465857112169
n3
1.8703135892047E+23
n4
1.0695946922536E+31
n5
6.116796735587E+38
2 √n
7562.2739305053
3 √n
385.27272967697
4 √n
86.961335836711
5 √n
35.600898751293
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
-57187986
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 57187987 can be divided by 4 positive divisors.
The sum of these divisors (counting 57187987) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011010001001111010010011
3
Ternary
10222121110011121
4
Quaternary
3122021322103
5
Quinary
104120003422
6
Senary
5401423111
8
Octal
332117223
10
Decimal
57187987
12
Duodecimal
1719aa97
16
Hexadecimal
3689e93
20
Vigesimal
hh89j7
36
Base36
y1qj7
md5
4c716e0f0ed709b6eadaa02a26d32f9e
sha1
c563a3b18f76435274d58c025519d37585ea25d1
sha256
8dc7c14137374cee1e61a3f9e4ba6171a3ab95dc4a7058af9d41f014397513ea
sha512
b892040ebbd2fb662f0401579fb38175c78c648e05e9aa9a779c9af8a54a102986d41e25f72a2b4409778cb5e75ee3dfa34724e89f74497582ee6a0a48b4d631
ripemd-160
3bcff30c394d870e7e5e69241678e33f3ec3c401
Diameter
114375974
Circumference
359322719.66558
Area
1.027447151052E+16
Volume
7.8343512423397E+23
Surface area
4.1097886042079E+16
Circumference
359322719.66558
Perimeter
228751948
Area
3270465857112169
Diagonal
80876026.820216
Surface area
19622795142673014
Volume
1.8703135892047E+23
Space diagonal
99052499.066588
Perimeter
171563961
Area
1.4161532572344E+15
Altitude
49526249.533294
Surface area
1.4161532572344E+15
Volume
2.20418570312E+22
Height
26958675.606739