145755812 is an even 9-digits composite number following 145755811
and preceding 145755813 . In scientific notation, it is written as 1.45755812 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 72830856 positive integers (up to 145755812) that are relatively prime to 145755812.
145755812 has 12 divisors, whose sum is 255237360
The reverse of 145755812 is 218557541
Previous prime number is 1667
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-five million seven hundred fifty-five thousand eight hundred twelve
Scientific notation
1.45755812 × 10^8
Engineering notation
1.45755812 × 10^6
Prime Factorization
2 × 2 × 1667 × 21859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72877906
Product of the distinct prime numbers
The prime factorization of 145755812 is 2 × 2 × 1667 × 21859.
Since it has a total of 4 prime factors.
8 , 1 , 33 , 75 , 767 , 393 , 8578 , 1339 , 30372 , 62857 , 19075 , 634952 , 2093308 , 9039183 , 65891848 , 16216006 , 114789971 , 336397602 , 7084764828 , 2768703960
n×2
291511624
n×3
437267436
n×4
583023248
n×5
728779060
n÷2
72877906
n÷3
48585270.666667
n÷3
36438953
n÷5
29151162.4
n2
21244756731779344
n3
3.096546768183E+24
n4
4.5133968859248E+32
n5
6.5785382798625E+40
2 √n
12072.937173696
3 √n
526.27001610836
4 √n
109.87691829359
5 √n
42.926469991649
1 , 2 , 4 , 1667 , 3334 , 6668 , 21859 , 43718 , 87436 , 36438953 , 72877906 , 145755812
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145755811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145755812 can be divided by 12 positive divisors.
The sum of these divisors (counting 145755812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000101100000000111010100100
3
Ternary
101011021011101102
4
Quaternary
20230000322210
5
Quinary
244303141222
6
Senary
22244015232
8
Octal
1054007244
10
Decimal
145755812
12
Duodecimal
40991518
16
Hexadecimal
8b00ea4
20
Vigesimal
25aj9ac
36
Base36
2es1wk
md5
88708c85274da87e91e72ea217e9cb40
sha1
c8d54ef74e694d80bb7dd9e84e9f62322215fbf9
sha256
5ae3e9db0136353dfeaec2b8113eabb7fe32d1d42b68af2408c03813f8b0a517
sha512
19dad2eefcc36683705301e0702259f2d14f3c8aa582c22ff5e97fd53917809a5ba19fea2b7aa87b7ae3e08a7f02474e2c38496acee462cc9100d843800fe3d9
ripemd-160
4a29817c988cc3f221bcebe0b425adda873bbc35
Diameter
291511624
Circumference
915810776.39443
Area
6.674237167586E+16
Volume
1.2970784771228E+25
Surface area
2.6696948670344E+17
Circumference
915810776.39443
Perimeter
583023248
Area
21244756731779344
Diagonal
206129846.1251
Surface area
127468540390676064
Volume
3.096546768183E+24
Space diagonal
252456471.88246
Perimeter
437267436
Area
9.1992495134707E+15
Altitude
126228235.94123
Surface area
9.1992495134707E+15
Volume
3.6493153634058E+23
Height
68709948.708368