213979 is an odd 6-digits composite number following 213978
and preceding 213980 . In scientific notation, it is written as 2.13979 × 10^5.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 195840 positive integers (up to 213979) that are relatively prime to 213979.
213979 has 4 divisors, whose sum is 214984
The reverse of 213979 is 979312
Previous prime number is 697
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
two hundred thirteen thousand nine hundred seventy-nine
Scientific notation
2.13979 × 10^5
Engineering notation
2.13979 × 10^3
Prime Factorization
697 × 307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
213979
Product of the distinct prime numbers
The prime factorization of 213979 is 697 × 307.
Since it has a total of 2 prime factors.
2 , 2 , 94 , 24 , 828 , 372 , 3692 , 6598 , 8858 , 17617 , 459507 , 132361 , 8898165 , 6586078 , 97234930 , 63052006 , 881031324 , 139746908 , 7714875361 , 9204145415
n×2
427958
n×3
641937
n×4
855916
n×5
1069895
n÷2
106989.5
n÷3
71326.333333333
n÷3
53494.75
n÷5
42795.8
n2
45787012441
n3
9797459135112739
n4
2.0964505082723E+21
n5
4.485963833096E+26
2 √n
462.57864196264
3 √n
59.812283692636
4 √n
21.507641478383
5 √n
11.643250217915
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
-213978
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 213979 can be divided by 4 positive divisors.
The sum of these divisors (counting 213979) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100001111011011
3
Ternary
101212112011
4
Quaternary
310033123
5
Quinary
23321404
6
Senary
4330351
8
Octal
641733
10
Decimal
213979
12
Duodecimal
a39b7
16
Hexadecimal
343db
20
Vigesimal
16eij
36
Base36
4l3v
md5
1a2281a5a55f9a14ae3415be11b1cfcf
sha1
953ee1a265892c8db2b4a45549d4e0f894d43400
sha256
dc48e69c0f451a33061ce30de42335239fe6aa04ee70861edc8a039827c00469
sha512
94dde9d63fb2bf26b8f3428bc1a13c1bf6eac0ae44419b994650744f782d826e8f147ab8453d6ecee68ec93fd42463cd8474c614443d914a8508b195260c897f
ripemd-160
9bca6f76064a5661eb59183388cea0bca3cd06ab
Diameter
427958
Circumference
1344469.708845
Area
143844141914.47
Volume
4.1039500856955E+16
Surface area
575376567657.88
Circumference
1344469.708845
Perimeter
855916
Area
45787012441
Diagonal
302612.00386303
Surface area
274722074646
Volume
9797459135112739
Space diagonal
370622.49975278
Perimeter
641937
Area
19826357968.65
Altitude
185311.24987639
Surface area
19826357968.65
Volume
1.1546416321394E+15
Height
100870.66795434