1904985 is an odd 7-digits composite number following 1904984
and preceding 1904986 . In scientific notation, it is written as 1.904985 × 10^6.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 998784 positive integers (up to 1904985) that are relatively prime to 1904985.
1904985 has 32 divisors, whose sum is 3444480
The reverse of 1904985 is 5894091
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 36
Digital Root 9
Name
one million nine hundred four thousand nine hundred eighty-five
Scientific notation
1.904985 × 10^6
Engineering notation
1.904985 × 10^6
Prime Factorization
5 × 3 × 9 × 103 × 137
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1904985
Product of the distinct prime numbers
The prime factorization of 1904985 is 5 × 3 × 9 × 103 × 137.
Since it has a total of 5 prime factors.
8 , 3 , 70 , 14 , 357 , 343 , 8612 , 820 , 22635 , 34185 , 232351 , 773590 , 268248 , 7731289 , 22355790 , 90297980 , 425939923 , 756441603 , 2320128158 , 8840625053
n×2
3809970
n×3
5714955
n×4
7619940
n×5
9524925
n÷2
952492.5
n÷3
634995
n÷3
476246.25
n÷5
380997
n2
3628967850225
n3
6913129320160871625
n4
1.3169407657967E+25
n5
2.5087524047312E+31
2 √n
1380.2119402469
3 √n
123.9644582494
4 √n
37.151203752326
5 √n
18.029277034646
1 , 3 , 5 , 9 , 15 , 27 , 45 , 103 , 135 , 137 , 309 , 411 , 515 , 685 , 927 , 1233 , 1545 , 2055 , 2781 , 3699 , 4635 , 6165 , 13905 , 14111 , 18495 , 42333 , 70555 , 126999 , 211665 , 380997 , 634995 , 1904985
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1904984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1904985 can be divided by 32 positive divisors.
The sum of these divisors (counting 1904985) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111010001000101011001
3
Ternary
10120210011000
4
Quaternary
13101011121
5
Quinary
441424420
6
Senary
104455213
8
Octal
7210531
10
Decimal
1904985
12
Duodecimal
77a509
16
Hexadecimal
1d1159
20
Vigesimal
bi295
36
Base36
14tw9
md5
30d45183703203990d379d91fe2d32a9
sha1
e32fb3edd1ea8a2ed6c771df849c68dd3b0efaad
sha256
420917bcb76492d138c1b4c9c9e3b1b9356c65ad87d7209fae7f0b59f7c8ddcf
sha512
7231bb6685feba07d727e91d1d8184b2bcb0e47fdf3f641bb3775328d30d3966a4591c2e1c8cba0c9ce5266a28155658efd08eb89533972a58eb949632b31214
ripemd-160
eb97382709dbbd525bb3c39559dec8d1946a56fd
Diameter
3809970
Circumference
11969373.762398
Area
11400738738380
Volume
2.8957648380711E+19
Surface area
45602954953522
Circumference
11969373.762398
Perimeter
7619940
Area
3628967850225
Diagonal
2694055.6231173
Surface area
21773807101350
Volume
6913129320160871625
Space diagonal
3299530.8076566
Perimeter
5714955
Area
1571389173905.9
Altitude
1649765.4038283
Surface area
1571389173905.9
Volume
8.1472010358422E+17
Height
898018.5410391