145721568 is an even 9-digits composite number following 145721567
and preceding 145721569 . In scientific notation, it is written as 1.45721568 × 10^8.
The sum of its digits is 39. It has a total of 7 prime factors and 24 positive divisors.
There are 48573824 positive integers (up to 145721568) that are relatively prime to 145721568.
145721568 has 24 divisors, whose sum is 382519368
The reverse of 145721568 is 865127541
Previous prime number is 3
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred forty-five million seven hundred twenty-one thousand five hundred sixty-eight
Scientific notation
1.45721568 × 10^8
Engineering notation
1.45721568 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 3 × 1517933
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
9107598 Product of the distinct prime numbers
The prime factorization of 145721568 is 2 × 2 × 2 × 2 × 2 × 3 × 1517933.
Since it has a total of 7 prime factors.
9 , 4 , 45 , 70 , 521 , 31 , 767 , 952 , 1759 , 16822 , 420678 , 793516 , 2075608 , 6250653 , 54038422 , 58844735 , 387904562 , 998028025 , 2411683466 , 9544830568
n×2
291443136
n×3
437164704
n×4
582886272
n×5
728607840
n÷2
72860784
n÷3
48573856
n÷3
36430392
n÷5
29144313.6
n2
21234775380378624
n3
3.0943647645566E+24
n4
4.5091568545513E+32
n5
6.5708140720317E+40
2 √n12071.518877092
3 √n526.22879876522
4 √n109.87046407972
5 √n42.924452765467
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 32 , 48 , 96 , 1517933 , 3035866 , 4553799 , 6071732 , 9107598 , 12143464 , 18215196 , 24286928 , 36430392 , 48573856 , 72860784 , 145721568
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-145721567 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145721568 can be divided by 24 positive divisors.
The sum of these divisors (counting 145721568) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000101011111000100011100000
3
Ternary
101011012102102010
4
Quaternary
20223320203200
5
Quinary
244301042233
6
Senary
22243152520
8
Octal
1053704340
10
Decimal
145721568
12
Duodecimal
40975740
16
Hexadecimal
8af88e0
20
Vigesimal
25af3i8
36
Base36
2erbhc
md5
3c12811fe5a603838ba50daa407cb785
sha1
fbff8b9fd008a320b11b29babcda0bf6eba01ba2
sha256
5988a4aec7b8323af5a2c16f4220b461747ecd52f3bb4a5eca9125ebbbb06228
sha512
d689993d136c27f1c195e225ad92f1e2a06e16817a144827ddc115af0ff4d3ca09c67b48bc9d980ad9182b13d8ecc5c52744236fa08155215b9b4330946eaeae
ripemd-160
a9412c183a820ed794efdd28940e8334ef7c8578
Diameter
291443136
Circumference
915595614.99677
Area
6.6711014335627E+16
Volume
1.2961644815811E+25
Surface area
2.6684405734251E+17
Circumference
915595614.99677
Perimeter
582886272
Area
21234775380378624
Diagonal
206081417.79587
Surface area
127408652282271744
Volume
3.0943647645566E+24
Space diagonal
252397159.5346
Perimeter
437164704
Area
9.1949274615321E+15
Altitude
126198579.7673
Surface area
9.1949274615321E+15
Volume
3.6467438474711E+23
Height
68693805.931958