149780646 is an even 9-digits composite number following 149780645
and preceding 149780647 . In scientific notation, it is written as 1.49780646 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 47756016 positive integers (up to 149780646) that are relatively prime to 149780646.
149780646 has 16 divisors, whose sum is 260488800
The reverse of 149780646 is 646087941
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-nine million seven hundred eighty thousand six hundred forty-six
Scientific notation
1.49780646 × 10^8
Engineering notation
1.49780646 × 10^6
Prime Factorization
2 × 9 × 23 × 361789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
149780646
Product of the distinct prime numbers
The prime factorization of 149780646 is 2 × 9 × 23 × 361789.
Since it has a total of 4 prime factors.
1 , 8 , 65 , 21 , 164 , 303 , 45 , 7804 , 92882 , 63346 , 146025 , 156489 , 6514332 , 201956 , 68329125 , 27797150 , 615149480 , 899388242 , 4248512426 , 1966225558
n×2
299561292
n×3
449341938
n×4
599122584
n×5
748903230
n÷2
74890323
n÷3
49926882
n÷3
37445161.5
n÷5
29956129.2
n2
22434241916177316
n3
3.3602152467253E+24
n4
5.0329521035357E+32
n5
7.5383881735463E+40
2 √n
12238.490348078
3 √n
531.07016000821
4 √n
110.62771057957
5 √n
43.160964376251
1 , 2 , 9 , 18 , 23 , 46 , 207 , 414 , 361789 , 723578 , 3256101 , 6512202 , 8321147 , 16642294 , 74890323 , 149780646
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
-149780645
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 149780646 can be divided by 16 positive divisors.
The sum of these divisors (counting 149780646) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011010111100010100110
3
Ternary
101102211122102100
4
Quaternary
20323113202212
5
Quinary
301320440041
6
Senary
22510152530
8
Octal
1073274246
10
Decimal
149780646
12
Duodecimal
421b2746
16
Hexadecimal
8ed78a6
20
Vigesimal
26g2bc6
36
Base36
2h6bhi
md5
3ce5746ab622ccffa1c92f6adef465d3
sha1
ba9cc424bc74150b6bfe7f7be4fcb5296c2aadb4
sha256
b612f506136eaf6e7f5724b6a8b168e364fbdb7e8982b9b4082060548b73eee8
sha512
729238ee366b00cbd2fc158ed099be08ef6334ad432dd62d02044dec967e5782d855a72d74b1b79829eca7ca78ea9c6ca0cc538f5c1ee67c116f61771f65ea0f
ripemd-160
fe1c010ce8d181bfa27d5f82787ddfe6b94347db
Diameter
299561292
Circumference
941099554.24707
Area
7.0479249592719E+16
Volume
1.4075236711457E+25
Surface area
2.8191699837088E+17
Circumference
941099554.24707
Perimeter
599122584
Area
22434241916177316
Diagonal
211821820.9542
Surface area
134605451497063896
Volume
3.3602152467253E+24
Space diagonal
259427688.86249
Perimeter
449341938
Area
9.7143117070276E+15
Altitude
129713844.43124
Surface area
9.7143117070276E+15
Volume
3.9600516453432E+23
Height
70607273.651401