111985 is an odd 6-digits composite number following 111984
and preceding 111986 . In scientific notation, it is written as 1.11985 × 10^5.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 89584 positive integers (up to 111985) that are relatively prime to 111985.
111985 has 4 divisors, whose sum is 134388
The reverse of 111985 is 589111
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred eleven thousand nine hundred eighty-five
Scientific notation
1.11985 × 10^5
Engineering notation
1.11985 × 10^3
Prime Factorization
5 × 22397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
111985
Product of the distinct prime numbers
The prime factorization of 111985 is 5 × 22397.
Since it has a total of 2 prime factors.
6 , 3 , 74 , 34 , 925 , 982 , 2210 , 5081 , 56464 , 81610 , 729104 , 413574 , 3539243 , 6849024 , 19405377 , 56399297 , 662545788 , 723445018 , 2508067110 , 3039301962
n×2
223970
n×3
335955
n×4
447940
n×5
559925
n÷2
55992.5
n÷3
37328.333333333
n÷3
27996.25
n÷5
22397
n2
12540640225
n3
1404363595596625
n4
1.5726765725289E+20
n5
1.7611618597465E+25
2 √n
334.6415993268
3 √n
48.200693274694
4 √n
18.293211837367
5 √n
10.228971553932
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
-111984
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 111985 can be divided by 4 positive divisors.
The sum of these divisors (counting 111985) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011010101110001
3
Ternary
12200121121
4
Quaternary
123111301
5
Quinary
12040420
6
Senary
2222241
8
Octal
332561
10
Decimal
111985
12
Duodecimal
54981
16
Hexadecimal
1b571
20
Vigesimal
djj5
36
Base36
2eep
md5
3dba1956a03b7e30b89f9c08ce5460fb
sha1
552463f05d3e326d546e093e6ca07416506f4086
sha256
a3e11d0b0fcde39cd19d6e63cf19c8066bb046abb2b4963da6857aebd576dd6a
sha512
c4b49309c5e79e855309e248943b6eaf9793b57d0a20b3d8583dce16a5a63a3d92d401919cbde24f57de3a3568507e62a76bb087f381824b25a065000b462a62
ripemd-160
470fe22d3519aae953d9af501b023c66fb74fac2
Diameter
223970
Circumference
703622.50662451
Area
39397583202.173
Volume
5.8825844731937E+15
Surface area
157590332808.69
Circumference
703622.50662451
Perimeter
447940
Area
12540640225
Diagonal
158370.70578235
Surface area
75243841350
Volume
1404363595596625
Space diagonal
193963.7096856
Perimeter
335955
Area
5430256507.2855
Altitude
96981.8548428
Surface area
5430256507.2855
Volume
1.6550583694965E+14
Height
52790.235260784