121488 is an even 6-digits composite number following 121487
and preceding 121489 . In scientific notation, it is written as 1.21488 × 10^5.
The sum of its digits is 24. It has a total of 6 prime factors and 20 positive divisors.
There are 40480 positive integers (up to 121488) that are relatively prime to 121488.
121488 has 20 divisors, whose sum is 313968
The reverse of 121488 is 884121
Previous prime number is 3
Is Prime? no
Number parity even
Number length 6
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-one thousand four hundred eighty-eight
Scientific notation
1.21488 × 10^5
Engineering notation
1.21488 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 3 × 2531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15186
Product of the distinct prime numbers
The prime factorization of 121488 is 2 × 2 × 2 × 2 × 3 × 2531.
Since it has a total of 6 prime factors.
3 , 4 , 61 , 45 , 781 , 888 , 1678 , 5862 , 30462 , 10355 , 991735 , 92719 , 504724 , 1908759 , 89478069 , 71375053 , 233431059 , 619611869 , 8048302028 , 2550457108
n×2
242976
n×3
364464
n×4
485952
n×5
607440
n÷2
60744
n÷3
40496
n÷3
30372
n÷5
24297.6
n2
14759334144
n3
1793081986486272
n4
2.1783794437424E+20
n5
2.6464696186138E+25
2 √n
348.55128747431
3 √n
49.527278098377
4 √n
18.669528314189
5 √n
10.396967262963
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 2531 , 5062 , 7593 , 10124 , 15186 , 20248 , 30372 , 40496 , 60744 , 121488
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121487
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121488 can be divided by 20 positive divisors.
The sum of these divisors (counting 121488) is 1, the average is 0.05.
Base
System
Value
2
Binary
11101101010010000
3
Ternary
20011122120
4
Quaternary
131222100
5
Quinary
12341423
6
Senary
2334240
8
Octal
355220
10
Decimal
121488
12
Duodecimal
5a380
16
Hexadecimal
1da90
20
Vigesimal
f3e8
36
Base36
2lqo
md5
72d101c77a68d7fcd4f26fe05cf4254a
sha1
b0df196a567a9f9acc79144073d7dd54cc086dc7
sha256
ad1e1f925df2a7ce24e1cf1de442867329afab1be2b9891445c30de4b8ef6a14
sha512
e386c5ee8453060573015dc8e3635e27b61ed8e6cffa6048d678c2d57a106fb09377526a218b8c37900912a2707b4553bd3a2c6d7e0bf36d031b3d5805550fae
ripemd-160
9ed6e91e6bc487a1554b531a86d775805ba1bb82
Diameter
242976
Circumference
763331.61659863
Area
46367815718.667
Volume
7.5108442613726E+15
Surface area
185471262874.67
Circumference
763331.61659863
Perimeter
485952
Area
14759334144
Diagonal
171809.97726558
Surface area
88556004864
Volume
1793081986486272
Space diagonal
210423.38850993
Perimeter
364464
Area
6390979155.8235
Altitude
105211.69425496
Surface area
6390979155.8235
Volume
2.1131673864465E+14
Height
57269.992421861