149745919 is an odd 9-digits composite number following 149745918
and preceding 149745920 . In scientific notation, it is written as 1.49745919 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 145463040 positive integers (up to 149745919) that are relatively prime to 149745919.
149745919 has 8 divisors, whose sum is 154041968
The reverse of 149745919 is 919547941
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred forty-nine million seven hundred forty-five thousand nine hundred nineteen
Scientific notation
1.49745919 × 10^8
Engineering notation
1.49745919 × 10^6
Prime Factorization
37 × 691 × 5857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149745919
Product of the distinct prime numbers
The prime factorization of 149745919 is 37 × 691 × 5857.
Since it has a total of 3 prime factors.
8 , 4 , 33 , 54 , 362 , 42 , 5440 , 4344 , 30488 , 30934 , 275162 , 215568 , 6232890 , 9775365 , 69669411 , 83143800 , 284893476 , 24726807 , 6007580945 , 1189304814
n×2
299491838
n×3
449237757
n×4
598983676
n×5
748729595
n÷2
74872959.5
n÷3
49915306.333333
n÷3
37436479.75
n÷5
29949183.8
n2
22423840257154561
n3
3.3578785668168E+24
n4
5.0282861187839E+32
n5
7.5296532585223E+40
2 √n
12237.071504245
3 √n
531.02911354141
4 √n
110.62129769735
5 √n
43.158962796108
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-149745918
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149745919 can be divided by 8 positive divisors.
The sum of these divisors (counting 149745919) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001111000011111111
3
Ternary
101102202212210011
4
Quaternary
20323033003333
5
Quinary
301313332134
6
Senary
22505324051
8
Octal
1073170377
10
Decimal
149745919
12
Duodecimal
42196627
16
Hexadecimal
8ecf0ff
20
Vigesimal
26fi4fj
36
Base36
2h5kov
md5
6dcf1b07c63ffac5a0fb5e059cb5b067
sha1
03d55bf70f68358169991881e90e6033b44a7132
sha256
b4105906dcd5e1789aa032a476b50f1d1cdbdb442ad56c33bafaf235b15344dd
sha512
0d06d4cf5d9de937ab283ce0fcb671bd4ea653e155bbbc3edfe3e339bc82b16d8fb181418504cb5fb6386ac86439c282e9081b08f7d5a97dafe8d896f6b869f4
ripemd-160
6753c98b2c101e486282725cfd4de09f9ed57937
Diameter
299491838
Circumference
940881358.0709
Area
7.0446571817148E+16
Volume
1.4065448849544E+25
Surface area
2.8178628726859E+17
Circumference
940881358.0709
Perimeter
598983676
Area
22423840257154561
Diagonal
211772709.55982
Surface area
134543041542927366
Volume
3.3578785668168E+24
Space diagonal
259367539.93409
Perimeter
449237757
Area
9.70980765655E+15
Altitude
129683769.96705
Surface area
9.70980765655E+15
Volume
3.9572978416619E+23
Height
70590903.186608