286989 is an odd 6-digits composite number following 286988
and preceding 286990 . In scientific notation, it is written as 2.86989 × 10^5.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 190080 positive integers (up to 286989) that are relatively prime to 286989.
286989 has 8 divisors, whose sum is 385152
The reverse of 286989 is 989682
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 42
Digital Root 6
Name
two hundred eighty-six thousand nine hundred eighty-nine
Scientific notation
2.86989 × 10^5
Engineering notation
2.86989 × 10^3
Prime Factorization
3 × 271 × 353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
286989
Product of the distinct prime numbers
The prime factorization of 286989 is 3 × 271 × 353.
Since it has a total of 3 prime factors.
5 , 1 , 17 , 13 , 311 , 948 , 5852 , 869 , 4957 , 75487 , 971946 , 702235 , 435150 , 4899172 , 21518756 , 56662894 , 770315079 , 349565460 , 4210043317 , 4680122491
n×2
573978
n×3
860967
n×4
1147956
n×5
1434945
n÷2
143494.5
n÷3
95663
n÷3
71747.25
n÷5
57397.8
n2
82362686121
n3
23637184927179669
n4
6.7836120650664E+21
n5
1.9468220429413E+27
2 √n
535.71354285663
3 √n
65.961180109863
4 √n
23.145486446749
5 √n
12.347329850938
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-286988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 286989 can be divided by 8 positive divisors.
The sum of these divisors (counting 286989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110000100001101
3
Ternary
112120200020
4
Quaternary
1012010031
5
Quinary
33140424
6
Senary
10052353
8
Octal
1060415
10
Decimal
286989
12
Duodecimal
11a0b9
16
Hexadecimal
4610d
20
Vigesimal
1fh99
36
Base36
65fx
md5
6b2edc9aa6952202db94bef0a3e8fb30
sha1
f48ac83a1a1f83fb3f0a1e5354389d31b5bb196f
sha256
7ea1286765a0aa1d95e0b55bf02b7348613fdaf264cac6ace05d8e19e519c2b8
sha512
c6fe27ae8821f8e164ab88ab0ebb95e9349118072f564299714968f62fbb518da29ecdd6f0f52e8344180d766f8dc58ab4560ac45031531966b53c4b486f3085
ripemd-160
b74c029d5365aeaea11708aa811c591f5f0c250c
Diameter
573978
Circumference
1803205.0681222
Area
258750009647.66
Volume
9.9011208691695E+16
Surface area
1035000038590.6
Circumference
1803205.0681222
Perimeter
1147956
Area
82362686121
Diagonal
405863.73605189
Surface area
494176116726
Volume
23637184927179669
Space diagonal
497079.52921338
Perimeter
860967
Area
35664089252.355
Altitude
248539.76460669
Surface area
35664089252.355
Volume
2.7856689583615E+15
Height
135287.9120173