993989 is an odd 6-digits composite number following 993988
and preceding 993990 . In scientific notation, it is written as 9.93989 × 10^5.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 986700 positive integers (up to 993989) that are relatively prime to 993989.
993989 has 4 divisors, whose sum is 1001280
The reverse of 993989 is 989399
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 47
Digital Root 2
Name
nine hundred ninety-three thousand nine hundred eighty-nine
Scientific notation
9.93989 × 10^5
Engineering notation
9.93989 × 10^3
Prime Factorization
139 × 7151
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
993989
Product of the distinct prime numbers
The prime factorization of 993989 is 139 × 7151.
Since it has a total of 2 prime factors.
2 , 6 , 26 , 17 , 32 , 981 , 9585 , 148 , 82249 , 57023 , 986654 , 406138 , 7250880 , 6007888 , 8139210 , 25903863 , 415775106 , 978330607 , 1678041294 , 2148680935
n×2
1987978
n×3
2981967
n×4
3975956
n×5
4969945
n÷2
496994.5
n÷3
331329.66666667
n÷3
248497.25
n÷5
198797.8
n2
988014132121
n3
982075179172820669
n4
9.7617192527081E+23
n5
9.7030415582801E+29
2 √n
996.98996985928
3 √n
99.799230519246
4 √n
31.575147978422
5 √n
15.829832360284
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
-993988
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 993989 can be divided by 4 positive divisors.
The sum of these divisors (counting 993989) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110010101011000101
3
Ternary
1212111111102
4
Quaternary
3302223011
5
Quinary
223301424
6
Senary
33145445
8
Octal
3625305
10
Decimal
993989
12
Duodecimal
3bb285
16
Hexadecimal
f2ac5
20
Vigesimal
644j9
36
Base36
layt
md5
926679f26bb7d791171f90f10d693faa
sha1
459d416b119cbe8d6d50d3d7d50beab6399037f8
sha256
643f4903cdf2c2f1368a253365c33d002abb551dc528a913607af90d09ab8891
sha512
4e3f6ca683e6bbcf05a061268937332e55212cda07f8aecf5a65ce8e87b4dc4f93c329a051f72cc6301e10ae7f8f4e4f25dfd2cc346ba87426c5f8a15fc0e2b8
ripemd-160
78c2806d5271bfddb52662dbbf3e02db1d34e77b
Diameter
1987978
Circumference
6245417.0802981
Area
3103937939114.2
Volume
4.113706890883E+18
Surface area
12415751756457
Circumference
6245417.0802981
Perimeter
3975956
Area
988014132121
Diagonal
1405712.7246497
Surface area
5928084792726
Volume
982075179172820669
Space diagonal
1721639.4501646
Perimeter
2981967
Area
427822668857.41
Altitude
860819.72508229
Surface area
427822668857.41
Volume
1.1573866980468E+17
Height
468570.90821656