121544986 is an even 9-digits composite number following 121544985
and preceding 121544987 . In scientific notation, it is written as 1.21544986 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 58148640 positive integers (up to 121544986) that are relatively prime to 121544986.
121544986 has 16 divisors, whose sum is 190321920
The reverse of 121544986 is 689445121
Previous prime number is 89
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-one million five hundred forty-four thousand nine hundred eighty-six
Scientific notation
1.21544986 × 10^8
Engineering notation
1.21544986 × 10^6
Prime Factorization
2 × 31 × 89 × 22027
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121544986
Product of the distinct prime numbers
The prime factorization of 121544986 is 2 × 31 × 89 × 22027.
Since it has a total of 4 prime factors.
10 , 3 , 77 , 22 , 248 , 268 , 4164 , 7774 , 94166 , 1925 , 944030 , 85111 , 6997864 , 1606523 , 81314419 , 37608247 , 504809170 , 944947296 , 6675203960 , 1344764101
n×2
243089972
n×3
364634958
n×4
486179944
n×5
607724930
n÷2
60772493
n÷3
40514995.333333
n÷3
30386246.5
n÷5
24308997.2
n2
14773183621740196
n3
1.7956063964798E+24
n4
2.1824695432165E+32
n5
2.6526823007568E+40
2 √n
11024.744260072
3 √n
495.35020756891
4 √n
104.99878218376
5 √n
41.394954502015
1 , 2 , 31 , 62 , 89 , 178 , 2759 , 5518 , 22027 , 44054 , 682837 , 1365674 , 1960403 , 3920806 , 60772493 , 121544986
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121544985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121544986 can be divided by 16 positive divisors.
The sum of these divisors (counting 121544986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111101010000100011010
3
Ternary
22110201010101011
4
Quaternary
13033222010122
5
Quinary
222103414421
6
Senary
20021044134
8
Octal
717520432
10
Decimal
121544986
12
Duodecimal
3485664a
16
Hexadecimal
73ea11a
20
Vigesimal
1hjd296
36
Base36
20d4pm
md5
befc89d33ac3307c57ec51022e191494
sha1
2bdec2fb0cd4315120947cf5d9ba498c5aa0309f
sha256
e4f3ad93dac29e2c436e532537407489387a6787b788088a9748bbb1b88e9afc
sha512
52fef3a1487e192a1a043a82c43c287c207b387038abd046179483c113d80135d153423f3cc2c64b4043ef60a1ffdfde148d63b505550d405501028d08153e1f
ripemd-160
1186d13530bc88d5b18454ccae3dfca21fd741ed
Diameter
243089972
Circumference
763689670.19655
Area
4.6411325136192E+16
Volume
7.5214184852265E+24
Surface area
1.8564530054477E+17
Circumference
763689670.19655
Perimeter
486179944
Area
14773183621740196
Diagonal
171890567.63965
Surface area
88639101730441176
Volume
1.7956063964798E+24
Space diagonal
210522091.15725
Perimeter
364634958
Area
6.3969761555996E+15
Altitude
105261045.57862
Surface area
6.3969761555996E+15
Volume
2.1161424321547E+23
Height
57296855.879883