149718994 is an even 9-digits composite number following 149718993
and preceding 149718995 . In scientific notation, it is written as 1.49718994 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 74859496 positive integers (up to 149718994) that are relatively prime to 149718994.
149718994 has 4 divisors, whose sum is 224578494
The reverse of 149718994 is 499817941
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred forty-nine million seven hundred eighteen thousand nine hundred ninety-four
Scientific notation
1.49718994 × 10^8
Engineering notation
1.49718994 × 10^6
Prime Factorization
2 × 74859497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149718994
Product of the distinct prime numbers
The prime factorization of 149718994 is 2 × 74859497.
Since it has a total of 2 prime factors.
10 , 1 , 28 , 50 , 17 , 662 , 8112 , 1470 , 31557 , 29937 , 720685 , 836333 , 1372114 , 3728986 , 79407230 , 39942276 , 22560366 , 42097139 , 9704070625 , 5798870720
n×2
299437988
n×3
449156982
n×4
598875976
n×5
748594970
n÷2
74859497
n÷3
49906331.333333
n÷3
37429748.5
n÷5
29943798.8
n2
22415777164372036
n3
3.356067606778E+24
n4
5.0246706588278E+32
n5
7.5228863622102E+40
2 √n
12235.971314121
3 √n
530.99728448054
4 √n
110.61632480842
5 √n
43.157410648754
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-149718993
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149718994 can be divided by 4 positive divisors.
The sum of these divisors (counting 149718994) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011001000011111010010
3
Ternary
101102201111211221
4
Quaternary
20323020133102
5
Quinary
301312001434
6
Senary
22504555254
8
Octal
1073103722
10
Decimal
149718994
12
Duodecimal
42182b2a
16
Hexadecimal
8ec87d2
20
Vigesimal
26feh9e
36
Base36
2h4zwy
md5
229a69f068a57dbcc4156285a73c8f38
sha1
e78f7217667e86aeffdbe4388a497c318afa81c6
sha256
41521711009c081d321f71ae17d02c2b69699fec1dc6ad92f5629e5983c789a4
sha512
3d05bcaade8ac36cd84d7f518c341615cb5a7ad8c34bd3cd9e19743f7c17eaf6e70a4227516ff3dc2bc5c95b09e2355260a36b8e09564da485387257bfbaa8fa
ripemd-160
2c43a8795d00c3c9b846baca31ea6b1d802fd787
Diameter
299437988
Circumference
940712183.30651
Area
7.0421240864097E+16
Volume
1.4057863117872E+25
Surface area
2.8168496345639E+17
Circumference
940712183.30651
Perimeter
598875976
Area
22415777164372036
Diagonal
211734631.85966
Surface area
134494662986232216
Volume
3.356067606778E+24
Space diagonal
259320904.4661
Perimeter
449156982
Area
9.7063162349586E+15
Altitude
129660452.23305
Surface area
9.7063162349586E+15
Volume
3.9551636047887E+23
Height
70578210.619885