102555985 is an odd 9-digits composite number following 102555984
and preceding 102555986 . In scientific notation, it is written as 1.02555985 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 66180864 positive integers (up to 102555985) that are relatively prime to 102555985.
102555985 has 12 divisors, whose sum is 112067280
The reverse of 102555985 is 589555201
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred two million five hundred fifty-five thousand nine hundred eighty-five
Scientific notation
1.02555985 × 10^8
Engineering notation
1.02555985 × 10^6
Prime Factorization
17 × 35 × 17 × 10139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6032705
Product of the distinct prime numbers
The prime factorization of 102555985 is 17 × 35 × 17 × 10139.
Since it has a total of 4 prime factors.
1 , 4 , 100 , 19 , 666 , 167 , 8601 , 6966 , 54820 , 25838 , 810602 , 570393 , 2686099 , 5926543 , 87099602 , 45585976 , 234063871 , 897681842 , 8822928774 , 3366311277
n×2
205111970
n×3
307667955
n×4
410223940
n×5
512779925
n÷2
51277992.5
n÷3
34185328.333333
n÷3
25638996.25
n÷5
20511197
n2
10517730059320225
n3
1.0786561661977E+24
n4
1.1062264560073E+32
n5
1.1345014382889E+40
2 √n
10126.992890291
3 √n
468.08027119229
4 √n
100.63296125172
5 √n
40.012178909575
1 , 17 , 35 , 289 , 595 , 10115 , 10139 , 172363 , 354865 , 2930171 , 6032705 , 102555985
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
-102555984
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 102555985 can be divided by 12 positive divisors.
The sum of these divisors (counting 102555985) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000111001110000101010001
3
Ternary
21010222101100211
4
Quaternary
12013032011101
5
Quinary
202223242420
6
Senary
14102044121
8
Octal
607160521
10
Decimal
102555985
12
Duodecimal
2a419641
16
Hexadecimal
61ce151
20
Vigesimal
1c0j9j5
36
Base36
1p24pd
md5
3d7a9183262657c74e291e8da1efc97e
sha1
84a16ccd7ad3d6588053088d8dc16f890e852807
sha256
540450600780f5f824482cd2ce811112b8387bb4a9528b4009b7114b3ba8e8d9
sha512
910c2409b4cb05652a0e782a34f62203ffe5d0c34848c2bcbf1b899ec9dda97a7cee4eb4ac7ceaa235151f25db990383c9f1dfacd7f5fad31f16a8137cd709e1
ripemd-160
6c9bbd5363c7ce3d8c7310bb52ebc7cde995f7c7
Diameter
205111970
Circumference
644378258.11533
Area
3.3042423486801E+16
Volume
4.5182643833013E+24
Surface area
1.321696939472E+17
Circumference
644378258.11533
Perimeter
410223940
Area
10517730059320225
Diagonal
145036064.88953
Surface area
63106380355921350
Volume
1.0786561661977E+24
Space diagonal
177632176.64027
Perimeter
307667955
Area
4.5543107107593E+15
Altitude
88816088.320136
Surface area
4.5543107107593E+15
Volume
1.2712084828118E+23
Height
48345354.963177