985215 is an odd 6-digits composite number following 985214
and preceding 985216 . In scientific notation, it is written as 9.85215 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 408960 positive integers (up to 985215) that are relatively prime to 985215.
985215 has 8 divisors, whose sum is 1052128
The reverse of 985215 is 512589
Previous prime number is 55
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
nine hundred eighty-five thousand two hundred fifteen
Scientific notation
9.85215 × 10^5
Engineering notation
9.85215 × 10^3
Prime Factorization
21 × 55 × 853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
985215
Product of the distinct prime numbers
The prime factorization of 985215 is 21 × 55 × 853.
Since it has a total of 3 prime factors.
1 , 10 , 19 , 83 , 771 , 478 , 479 , 1319 , 2415 , 37497 , 799275 , 296822 , 1106509 , 8689960 , 64839100 , 250904 , 465646625 , 918564213 , 5662949571 , 9672526731
n×2
1970430
n×3
2955645
n×4
3940860
n×5
4926075
n÷2
492607.5
n÷3
328405
n÷3
246303.75
n÷5
197043
n2
970648596225
n3
956297556729813375
n4
9.4215869735356E+23
n5
9.2822888101319E+29
2 √n
992.57997158919
3 √n
99.504717670643
4 √n
31.505237208902
5 √n
15.801786987141
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
-985214
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 985215 can be divided by 8 positive divisors.
The sum of these divisors (counting 985215) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110000100001111111
3
Ternary
1212001110110
4
Quaternary
3300201333
5
Quinary
223011330
6
Senary
33041103
8
Octal
3604177
10
Decimal
985215
12
Duodecimal
3b6193
16
Hexadecimal
f087f
20
Vigesimal
6330f
36
Base36
l473
md5
4d4aa94c61d93ae44973c0bb4f711952
sha1
fe5ee46c7fe3f08bd4601caac81d43da6c55c2e3
sha256
7e04405694f7b32482a11c523d58831cc6f2990ed085be66f7cbfdd08adcaf43
sha512
6755052f6a0818813a89394d40931cffc44f325c62e4af94b0d0da180767dd4ec75ad46f85630dff36b16e683bb215679b9f50791cd1388e6f730caaf439ca9a
ripemd-160
2802041e2e535341a7ea547e4cba9b936679ecb0
Diameter
1970430
Circumference
6190288.4124129
Area
3049382499117.7
Volume
4.005729838491E+18
Surface area
12197529996471
Circumference
6190288.4124129
Perimeter
3940860
Area
970648596225
Diagonal
1393304.4148534
Surface area
5823891577350
Volume
956297556729813375
Space diagonal
1706442.436379
Perimeter
2955645
Area
420303171239.28
Altitude
853221.21818949
Surface area
420303171239.28
Volume
1.1270074786596E+17
Height
464434.80495114