144645986 is an even 9-digits composite number following 144645985
and preceding 144645987 . In scientific notation, it is written as 1.44645986 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 71702400 positive integers (up to 144645986) that are relatively prime to 144645986.
144645986 has 16 divisors, whose sum is 218839968
The reverse of 144645986 is 689546441
Previous prime number is 971
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred forty-four million six hundred forty-five thousand nine hundred eighty-six
Scientific notation
1.44645986 × 10^8
Engineering notation
1.44645986 × 10^6
Prime Factorization
2 × 211 × 971 × 353
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
144645986
Product of the distinct prime numbers
The prime factorization of 144645986 is 2 × 211 × 971 × 353.
Since it has a total of 4 prime factors.
9 , 4 , 43 , 95 , 687 , 685 , 9185 , 7536 , 3582 , 10335 , 786915 , 460994 , 256684 , 8102889 , 20271126 , 55991348 , 897706348 , 819170736 , 1599937688 , 1813876616
n×2
289291972
n×3
433937958
n×4
578583944
n×5
723229930
n÷2
72322993
n÷3
48215328.666667
n÷3
36161496.5
n÷5
28929197.2
n2
20922461265912196
n3
3.0263500393547E+24
n4
4.377493854236E+32
n5
6.331869147549E+40
2 √n
12026.885964372
3 √n
524.93088855935
4 √n
109.66715991751
5 √n
42.860899118226
1 , 2 , 211 , 353 , 422 , 706 , 971 , 1942 , 74483 , 148966 , 204881 , 342763 , 409762 , 685526 , 72322993 , 144645986
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
-144645985
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 144645986 can be divided by 16 positive divisors.
The sum of these divisors (counting 144645986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100111110001111101100010
3
Ternary
101002011202222202
4
Quaternary
20213301331202
5
Quinary
244012132421
6
Senary
22204133202
8
Octal
1047617542
10
Decimal
144645986
12
Duodecimal
40537202
16
Hexadecimal
89f1f62
20
Vigesimal
2540ej6
36
Base36
2e49k2
md5
87c3782ec303ef5f00c5cd94e26c220f
sha1
f49d25f7bb741292669fb45fd700fbcc58d9d56c
sha256
2b57fc6cffe62c11b30cb38d13bdcc1e06ed61870a331258f8bb83b927784cd3
sha512
8797f8af6b4e40df5667ad7fe11a93f12d4e14483a8fd916ade5ab53684bf119783f823ebaa5aa91e9b3edc073f10e5d7c8069350917024766c89fffef99d249
ripemd-160
2cde619a36a2ef8a2d702f2fef02e8fd2de0c170
Diameter
289291972
Circumference
908837533.9777
Area
6.5729850608007E+16
Volume
1.2676745401104E+25
Surface area
2.6291940243203E+17
Circumference
908837533.9777
Perimeter
578583944
Area
20922461265912196
Diagonal
204560315.14403
Surface area
125534767595473176
Volume
3.0263500393547E+24
Space diagonal
250534196.8629
Perimeter
433937958
Area
9.0596914829879E+15
Altitude
125267098.43145
Surface area
9.0596914829879E+15
Volume
3.5665877251198E+23
Height
68186771.714676