1230985 is an odd 7-digits composite number following 1230984
and preceding 1230986 . In scientific notation, it is written as 1.230985 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 844080 positive integers (up to 1230985) that are relatively prime to 1230985.
1230985 has 4 divisors, whose sum is 1266192
The reverse of 1230985 is 5890321
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million two hundred thirty thousand nine hundred eighty-five
Scientific notation
1.230985 × 10^6
Engineering notation
1.230985 × 10^6
Prime Factorization
35 × 35171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1230985
Product of the distinct prime numbers
The prime factorization of 1230985 is 35 × 35171.
Since it has a total of 2 prime factors.
3 , 9 , 9 , 94 , 4 , 834 , 5240 , 6513 , 57375 , 83896 , 685293 , 133475 , 2708302 , 2734932 , 23250000 , 17089728 , 178469135 , 487580641 , 6110785916 , 9847883097
n×2
2461970
n×3
3692955
n×4
4923940
n×5
6154925
n÷2
615492.5
n÷3
410328.33333333
n÷3
307746.25
n÷5
246197
n2
1515324070225
n3
1865341200585921625
n4
2.2962070378033E+24
n5
2.8265964204302E+30
2 √n
1109.4976340669
3 √n
107.17272014138
4 √n
33.30912238512
5 √n
16.521540989448
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1230984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1230985 can be divided by 4 positive divisors.
The sum of these divisors (counting 1230985) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100100010001001
3
Ternary
2022112121001
4
Quaternary
10230202021
5
Quinary
303342420
6
Senary
42215001
8
Octal
4544211
10
Decimal
1230985
12
Duodecimal
4b4461
16
Hexadecimal
12c889
20
Vigesimal
7dh95
36
Base36
qdu1
md5
a26e3b283d0d2764adbf6767e904ba2d
sha1
4a3ef51c31ac29e099cd29e1f8247ef3b96eab34
sha256
58e84290e4d49bbc61d9ce4d046dbe6ca358d2a9f871239ad3baf13a9f26f40a
sha512
1db1000734501cca8f4b5626c4caa169a643bef413379f7895be6557d6e5a6616a8230bc80d160de5664c6e883b0c60fc478763ea522645e76c95f3f8b449a1e
ripemd-160
3f6033f87c874ec5b31f85b0e7caf2fc3377b4e9
Diameter
2461970
Circumference
7734506.8653585
Area
4760530966826.6
Volume
7.8135229495988E+18
Surface area
19042123867307
Circumference
7734506.8653585
Perimeter
4923940
Area
1515324070225
Diagonal
1740875.6820778
Surface area
9091944421350
Volume
1865341200585921625
Space diagonal
2132128.5633552
Perimeter
3692955
Area
656154569890.44
Altitude
1066064.2816776
Surface area
656154569890.44
Volume
2.1983256869349E+17
Height
580291.89402595