149780421 is an odd 9-digits composite number following 149780420
and preceding 149780422 . In scientific notation, it is written as 1.49780421 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 78382080 positive integers (up to 149780421) that are relatively prime to 149780421.
149780421 has 16 divisors, whose sum is 165090240
The reverse of 149780421 is 124087941
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred forty-nine million seven hundred eighty thousand four hundred twenty-one
Scientific notation
1.49780421 × 10^8
Engineering notation
1.49780421 × 10^6
Prime Factorization
861 × 27 × 17 × 379
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
149780421
Product of the distinct prime numbers
The prime factorization of 149780421 is 861 × 27 × 17 × 379.
Since it has a total of 4 prime factors.
1 , 2 , 83 , 61 , 507 , 990 , 5218 , 3344 , 52835 , 84396 , 747948 , 242397 , 7804284 , 4054589 , 68912436 , 12919777 , 786883599 , 722285508 , 9815095864 , 691864938
n×2
299560842
n×3
449341263
n×4
599121684
n×5
748902105
n÷2
74890210.5
n÷3
49926807
n÷3
37445105.25
n÷5
29956084.2
n2
22434174514937241
n3
3.3602001036348E+24
n4
5.0329218616666E+32
n5
7.5383315530053E+40
2 √n
12238.481155764
3 √n
531.06989408412
4 √n
110.6276690334
5 √n
43.160951408991
1 , 17 , 27 , 379 , 459 , 861 , 6443 , 10233 , 14637 , 23247 , 173961 , 326319 , 395199 , 5547423 , 8810613 , 149780421
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
-149780420
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 149780421 can be divided by 16 positive divisors.
The sum of these divisors (counting 149780421) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011010111011111000101
3
Ternary
101102211122010000
4
Quaternary
20323113133011
5
Quinary
301320433141
6
Senary
22510151513
8
Octal
1073273705
10
Decimal
149780421
12
Duodecimal
421b2599
16
Hexadecimal
8ed77c5
20
Vigesimal
26g2b11
36
Base36
2h6bb9
md5
88e69796f41454d9712e5aa8db5ee535
sha1
e1fdbaf1bf2c6c63aa5b44e2f97e00bb0d55024f
sha256
e96c165ab42bbb91d3d730910f935f70bfd1794eaaee78d430bc9e729cfb2cdf
sha512
73366e8dced29f807a2067f993bd574a6619d292ea21d24200c057635227a068e8ce31f18327804665bb6599fc1d92838128f49fac6e0f4eaef8fe66d68a0455
ripemd-160
9ccca83a0560fa51bc50368f44a00b8f29fd970c
Diameter
299560842
Circumference
941098140.53037
Area
7.0479037845478E+16
Volume
1.4075173280228E+25
Surface area
2.8191615138191E+17
Circumference
941098140.53037
Perimeter
599121684
Area
22434174514937241
Diagonal
211821502.75615
Surface area
134605047089623446
Volume
3.3602001036348E+24
Space diagonal
259427299.15106
Perimeter
449341263
Area
9.7142825214345E+15
Altitude
129713649.57553
Surface area
9.7142825214345E+15
Volume
3.9600337990398E+23
Height
70607167.585384