144992021 is an odd 9-digits composite number following 144992020
and preceding 144992022 . In scientific notation, it is written as 1.44992021 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 137147472 positive integers (up to 144992021) that are relatively prime to 144992021.
144992021 has 8 divisors, whose sum is 152860320
The reverse of 144992021 is 120299441
Previous prime number is 683
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred forty-four million nine hundred ninety-two thousand twenty-one
Scientific notation
1.44992021 × 10^8
Engineering notation
1.44992021 × 10^6
Prime Factorization
19 × 683 × 11173
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
144992021
Product of the distinct prime numbers
The prime factorization of 144992021 is 19 × 683 × 11173.
Since it has a total of 3 prime factors.
3 , 2 , 53 , 41 , 986 , 473 , 4361 , 5498 , 51890 , 86382 , 449586 , 72450 , 2161470 , 5817213 , 29822851 , 53848877 , 22516998 , 429497222 , 7610295603 , 7045518704
n×2
289984042
n×3
434976063
n×4
579968084
n×5
724960105
n÷2
72496010.5
n÷3
48330673.666667
n÷3
36248005.25
n÷5
28998404.2
n2
21022686153664441
n3
3.0481217522685E+24
n4
4.4195333311547E+32
n5
6.4079706956099E+40
2 √n
12041.263264292
3 √n
525.34915066388
4 √n
109.732690044
5 √n
42.881386654179
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
-144992020
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 144992021 can be divided by 8 positive divisors.
The sum of these divisors (counting 144992021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101001000110011100010101
3
Ternary
101002211100122212
4
Quaternary
20221012130111
5
Quinary
244104221041
6
Senary
22215403205
8
Octal
1051063425
10
Decimal
144992021
12
Duodecimal
40683505
16
Hexadecimal
8a46715
20
Vigesimal
2564011
36
Base36
2ebok5
md5
c397a9a5010f1a0d521af64dde288aaa
sha1
dba2d427f6de93347050ceade09c9f08f1092e34
sha256
15577c8f26d60185ae06c25eb3da3b65827ef9314afb2a6fac76dccef263ac22
sha512
a5c92679b8f2237b2ff70014fc4c80707759235ccc7c29399f013a11756c4f2be82441dbfe06b9dfe618561ed291d17b62c7eb23e8900f2c2920c8e43afa9080
ripemd-160
248400ce8f24edbfdd9802f0b802ad65f57e9cf5
Diameter
289984042
Circumference
911011736.00547
Area
6.6044716379076E+16
Volume
1.2767942538899E+25
Surface area
2.641788655163E+17
Circumference
911011736.00547
Perimeter
579968084
Area
21022686153664441
Diagonal
205049682.53408
Surface area
126136116921986646
Volume
3.0481217522685E+24
Space diagonal
251133547.06409
Perimeter
434976063
Area
9.1030901324304E+15
Altitude
125566773.53205
Surface area
9.1030901324304E+15
Volume
3.5922459348522E+23
Height
68349894.178028