145874457 is an odd 9-digits composite number following 145874456
and preceding 145874458 . In scientific notation, it is written as 1.45874457 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 91922688 positive integers (up to 145874457) that are relatively prime to 145874457.
145874457 has 16 divisors, whose sum is 171000000
The reverse of 145874457 is 754478541
Previous prime number is 683
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-five million eight hundred seventy-four thousand four hundred fifty-seven
Scientific notation
1.45874457 × 10^8
Engineering notation
1.45874457 × 10^6
Prime Factorization
9 × 19 × 683 × 1249
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145874457
Product of the distinct prime numbers
The prime factorization of 145874457 is 9 × 19 × 683 × 1249.
Since it has a total of 4 prime factors.
6 , 6 , 61 , 47 , 97 , 439 , 526 , 7971 , 24400 , 86170 , 113767 , 34594 , 6140291 , 6769661 , 17265896 , 29316709 , 186839956 , 781122580 , 7209316146 , 2463005109
n×2
291748914
n×3
437623371
n×4
583497828
n×5
729372285
n÷2
72937228.5
n÷3
48624819
n÷3
36468614.25
n÷5
29174891.4
n2
21279357205044849
n3
3.104114677595E+24
n4
4.5281104305989E+32
n5
6.6053565029966E+40
2 √n
12077.849850035
3 √n
526.41277170081
4 √n
109.89927138082
5 √n
42.933456133046
1 , 9 , 19 , 171 , 683 , 1249 , 6147 , 11241 , 12977 , 23731 , 116793 , 213579 , 853067 , 7677603 , 16208273 , 145874457
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
-145874456
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 145874457 can be divided by 16 positive divisors.
The sum of these divisors (counting 145874457) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101100011101111000011001
3
Ternary
101011111012010200
4
Quaternary
20230131320121
5
Quinary
244320440312
6
Senary
22250332413
8
Octal
1054357031
10
Decimal
145874457
12
Duodecimal
40a2a109
16
Hexadecimal
8b1de19
20
Vigesimal
25be62h
36
Base36
2eulg9
md5
14adaf0fd7aabb3737eb452c68fd157a
sha1
febd0af65d516800db5ecbcce3ff1382dd328920
sha256
6a8e3f21bcebf16934abd86d4e217ef60357c82569505e029168aef8e51ab873
sha512
81e5b2c2d9fa148d52268dab4db7dd2e15c58bb83b65ba341695addcef64fb8925a638dd5fc483c43a76731e83529cd879d9cba5b774ddaf908d8a0aae492dc2
ripemd-160
1bae9a8e93454d3830c5b31055c224807f2fa09e
Diameter
291748914
Circumference
916556244.9152
Area
6.6851072268482E+16
Volume
1.3002485156043E+25
Surface area
2.6740428907393E+17
Circumference
916556244.9152
Perimeter
583497828
Area
21279357205044849
Diagonal
206297635.49321
Surface area
127676143230269094
Volume
3.104114677595E+24
Space diagonal
252661971.05052
Perimeter
437623371
Area
9.2142319578861E+15
Altitude
126330985.52526
Surface area
9.2142319578861E+15
Volume
3.6582342301801E+23
Height
68765878.497737