3855985 is an odd 7-digits composite number following 3855984
and preceding 3855986 . In scientific notation, it is written as 3.855985 × 10^6.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 2533440 positive integers (up to 3855985) that are relatively prime to 3855985.
3855985 has 12 divisors, whose sum is 4138992
The reverse of 3855985 is 5895583
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 43
Digital Root 7
Name
three million eight hundred fifty-five thousand nine hundred eighty-five
Scientific notation
3.855985 × 10^6
Engineering notation
3.855985 × 10^6
Prime Factorization
35 × 29 × 29 × 131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
132965
Product of the distinct prime numbers
The prime factorization of 3855985 is 35 × 29 × 29 × 131.
Since it has a total of 4 prime factors.
8 , 9 , 7 , 73 , 419 , 68 , 6952 , 4005 , 74260 , 85270 , 706840 , 178672 , 9029399 , 8184808 , 34817313 , 64805852 , 222851608 , 404382477 , 5923918809 , 2266937727
n×2
7711970
n×3
11567955
n×4
15423940
n×5
19279925
n÷2
1927992.5
n÷3
1285328.3333333
n÷3
963996.25
n÷5
771197
n2
14868620320225
n3
5.7333176925483E+19
n4
2.2107587022701E+26
n5
8.5246523945729E+32
2 √n
1963.6662139987
3 √n
156.81169358248
4 √n
44.31327356446
5 √n
20.759986519187
1 , 29 , 35 , 131 , 841 , 1015 , 3799 , 4585 , 29435 , 110171 , 132965 , 3855985
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
-3855984
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 3855985 can be divided by 12 positive divisors.
The sum of these divisors (counting 3855985) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110101101011001110001
3
Ternary
21020220102021
4
Quaternary
32231121301
5
Quinary
1441342420
6
Senary
214351441
8
Octal
16553161
10
Decimal
3855985
12
Duodecimal
135b581
16
Hexadecimal
3ad671
20
Vigesimal
141jj5
36
Base36
2anap
md5
89bb1d8997037cdba9b86e574cdf80c2
sha1
846327bfb83af257511b832fcd76a49417c209da
sha256
805b826c664cec73e08c8516a9f53fe02a68e992b791d1e2b0638c15a8ca12a8
sha512
59edb48f57f21f4fb62a19afba0a47b7cf9bff4f36b40e8a8b4f7f245e811ff636711c99d48debaf4eecb2821ae3d12e2b8e9a92cbb371ade8a77e64efc23961
ripemd-160
38341030944dde624f9cf899c050fe5f329d645f
Diameter
7711970
Circumference
24227868.296705
Area
46711148367035
Volume
2.4015664991475E+20
Surface area
1.8684459346814E+14
Circumference
24227868.296705
Perimeter
15423940
Area
14868620320225
Diagonal
5453186.2833072
Surface area
89211721921350
Volume
5.7333176925483E+19
Space diagonal
6678761.9332235
Perimeter
11567955
Area
6438301458270.2
Altitude
3339380.9666117
Surface area
6438301458270.2
Volume
6.7567796984962E+18
Height
1817728.7611024