149720169 is an odd 9-digits composite number following 149720168
and preceding 149720170 . In scientific notation, it is written as 1.49720169 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 98177040 positive integers (up to 149720169) that are relatively prime to 149720169.
149720169 has 8 divisors, whose sum is 202899712
The reverse of 149720169 is 961027941
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred forty-nine million seven hundred twenty thousand one hundred sixty-nine
Scientific notation
1.49720169 × 10^8
Engineering notation
1.49720169 × 10^6
Prime Factorization
3 × 61 × 818143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149720169
Product of the distinct prime numbers
The prime factorization of 149720169 is 3 × 61 × 818143.
Since it has a total of 3 prime factors.
7 , 6 , 95 , 85 , 25 , 662 , 5348 , 4160 , 8351 , 45882 , 895916 , 493488 , 8595432 , 2623538 , 60405735 , 56829665 , 257361502 , 265593755 , 7819239582 , 3059293691
n×2
299440338
n×3
449160507
n×4
598880676
n×5
748600845
n÷2
74860084.5
n÷3
49906723
n÷3
37430042.25
n÷5
29944033.8
n2
22416129005388561
n3
3.3561466230126E+24
n4
5.0248283958622E+32
n5
7.5231815662449E+40
2 √n
12236.019328197
3 √n
530.99867357211
4 √n
110.61654183799
5 √n
43.157478388721
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
-149720168
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 149720169 can be divided by 8 positive divisors.
The sum of these divisors (counting 149720169) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001000110001101001
3
Ternary
101102201120110110
4
Quaternary
20323020301221
5
Quinary
301312021134
6
Senary
22505004533
8
Octal
1073106151
10
Decimal
149720169
12
Duodecimal
42183749
16
Hexadecimal
8ec8c69
20
Vigesimal
26ff089
36
Base36
2h50tl
md5
f4ecf4e3e2ff93e52eb039e2451a06a6
sha1
b78d3d93a1d46ae9500ec1c66104c3ed37c26137
sha256
62f16a02619682b8f078c8eacdadf33f241612756b6b0cb65693734800269cd5
sha512
869773b0831f5764976aaa019e031e2274c8d0aa5169ff249cb0c473dced093b5a18727ee88170b97c3989ef0b149c9f19104956d580ecae3761aa06213c2d78
ripemd-160
457a33829fab93fb15bc47486d9cbe79f9504238
Diameter
299440338
Circumference
940719566.04924
Area
7.042234620525E+16
Volume
1.4058194100302E+25
Surface area
2.81689384821E+17
Circumference
940719566.04924
Perimeter
598880676
Area
22416129005388561
Diagonal
211736293.56059
Surface area
134496774032331366
Volume
3.3561466230126E+24
Space diagonal
259322939.6258
Perimeter
449160507
Area
9.7064685865878E+15
Altitude
129661469.8129
Surface area
9.7064685865878E+15
Volume
3.9552567263142E+23
Height
70578764.520197