1985220 is an even 7-digits composite number following 1985219
and preceding 1985221 . In scientific notation, it is written as 1.985220 × 10^6.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 514560 positive integers (up to 1985220) that are relatively prime to 1985220.
1985220 has 24 divisors, whose sum is 3651480
The reverse of 1985220 is 0225891
Previous prime number is 41
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million nine hundred eighty-five thousand two hundred twenty
Scientific notation
1.985220 × 10^6
Engineering notation
1.985220 × 10^6
Prime Factorization
2 × 2 × 45 × 41 × 269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
992610
Product of the distinct prime numbers
The prime factorization of 1985220 is 2 × 2 × 45 × 41 × 269.
Since it has a total of 5 prime factors.
3 , 3 , 19 , 8 , 937 , 355 , 2035 , 6821 , 60123 , 88358 , 236855 , 682497 , 1910227 , 1228202 , 52854288 , 99411117 , 111392583 , 475759895 , 410126574 , 2049911448
n×2
3970440
n×3
5955660
n×4
7940880
n×5
9926100
n÷2
992610
n÷3
661740
n÷3
496305
n÷5
397044
n2
3941098448400
n3
7823947461732648000
n4
1.5532256979981E+25
n5
3.0834947201798E+31
2 √n
1408.9783532759
3 √n
125.6809767617
4 √n
37.536360415947
5 √n
18.178654196958
1 , 2 , 4 , 41 , 45 , 82 , 90 , 164 , 180 , 269 , 538 , 1076 , 1845 , 3690 , 7380 , 11029 , 12105 , 22058 , 24210 , 44116 , 48420 , 496305 , 992610 , 1985220
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1985219
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1985220 can be divided by 24 positive divisors.
The sum of these divisors (counting 1985220) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111100100101011000100
3
Ternary
10201212012200
4
Quaternary
13210223010
5
Quinary
1002011340
6
Senary
110314500
8
Octal
7445304
10
Decimal
1985220
12
Duodecimal
7b8a30
16
Hexadecimal
1e4ac4
20
Vigesimal
c8310
36
Base36
16jt0
md5
e429e211b7159215bac260e984a23f88
sha1
ab56b5c6a811addc52871b19b39e57f196efd0df
sha256
655ec3c9fbda4349dc67ffbcbce44ddc1522dcf4d089383599737187aa520a6d
sha512
b0da1762f41a0388da9e1cb717bcf424b6301d28f7d297abc5d19d4585e9072f7e2b8a41ef7f9a439fbcaefffcc6a01473fef3a01cca4c4dda57f755c453bdee
ripemd-160
1a76ff5684af32db5f2ce462caf5694489d43e36
Diameter
3970440
Circumference
12473505.135519
Area
12381325932568
Volume
3.2772874490469E+19
Surface area
49525303730270
Circumference
12473505.135519
Perimeter
7940880
Area
3941098448400
Diagonal
2807525.0482943
Surface area
23646590690400
Volume
7823947461732648000
Space diagonal
3438501.9042019
Perimeter
5955660
Area
1706545687564.9
Altitude
1719250.9521009
Surface area
1706545687564.9
Volume
9.2206105097307E+17
Height
935841.68276477