1985087124 is an even 10-digits composite number following 1985087123
and preceding 1985087125 . In scientific notation, it is written as 1.985087124 × 10^9.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 661695696 positive integers (up to 1985087124) that are relatively prime to 1985087124.
1985087124 has 12 divisors, whose sum is 3859891700
The reverse of 1985087124 is 4217805891
Previous prime number is 9
Is Prime? no Number parity even Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion nine hundred eighty-five million eighty-seven thousand one hundred twenty-four
Scientific notation
1.985087124 × 10^9
Engineering notation
1.985087124 × 10^9
Prime Factorization
2 × 2 × 9 × 55141309
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
992543562 Product of the distinct prime numbers
The prime factorization of 1985087124 is 2 × 2 × 9 × 55141309.
Since it has a total of 4 prime factors.
6 , 7 , 73 , 23 , 319 , 354 , 5363 , 9270 , 52688 , 30446 , 30857 , 35025 , 7047362 , 9922933 , 22460791 , 2074801 , 302198495 , 803322616 , 3351744817 , 2786082914
n×2
3970174248
n×3
5955261372
n×4
7940348496
n×5
9925435620
n÷2
992543562
n÷3
661695708
n÷3
496271781
n÷5
397017424.8
n2
3940570889870591376
n3
7.8223765346913E+27
n4
1.5528098938096E+37
n5
3.0824629262211E+46
2 √n44554.316558556
3 √n1256.7817264628
4 √n211.07893442633
5 √n72.369557052319
1 , 2 , 4 , 9 , 18 , 36 , 55141309 , 110282618 , 220565236 , 496271781 , 992543562 , 1985087124
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1985087123 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1985087124 can be divided by 12 positive divisors.
The sum of these divisors (counting 1985087124) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110110010100100000011010010100
3
Ternary
12010100021212121100
4
Quaternary
1312110200122110
5
Quinary
13031140241444
6
Senary
524551150100
8
Octal
16624403224
10
Decimal
1985087124
12
Duodecimal
474975330
16
Hexadecimal
76520694
20
Vigesimal
1b06fhg4
36
Base36
wtvb10
md5
965b8e96146d5a43321a5446d5f2f1c3
sha1
026605e8e993a1f9c0234a335e2614a29e2ca7ab
sha256
ce37368eb371f3d8c3045cdf24822b9ec5a55b52f2a4ddcaf5237de2ecf9f2ed
sha512
160a683cb3168917cab2007e8c37b5452fbc28bb9c852e27552c04083db73084090399031bad2ef71b67f3842029ef7f531dc191b1ec4e6606d2fbb5426edffd
ripemd-160
99f137e5e5ee1cdb10ac44929ebe83611b6bc029
Diameter
3970174248
Circumference
12472670250.988
Area
1.2379668558567E+19
Volume
3.2766294206666E+28
Surface area
4.9518674234269E+19
Circumference
12472670250.988
Perimeter
7940348496
Area
3940570889870591376
Diagonal
2807337133.253
Surface area
2.3643425339224E+19
Volume
7.8223765346913E+27
Space diagonal
3438271756.2188
Perimeter
5955261372
Area
1.7063172480207E+18
Altitude
1719135878.1094
Surface area
1.7063172480207E+18
Volume
9.2187591544579E+26
Height
935779044.41767