149544981 is an odd 9-digits composite number following 149544980
and preceding 149544982 . In scientific notation, it is written as 1.49544981 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 99696636 positive integers (up to 149544981) that are relatively prime to 149544981.
149544981 has 8 divisors, whose sum is 221548160
The reverse of 149544981 is 189445941
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-nine million five hundred forty-four thousand nine hundred eighty-one
Scientific notation
1.49544981 × 10^8
Engineering notation
1.49544981 × 10^6
Prime Factorization
9 × 3 × 5538703
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149544981
Product of the distinct prime numbers
The prime factorization of 149544981 is 9 × 3 × 5538703.
Since it has a total of 3 prime factors.
1 , 3 , 93 , 78 , 707 , 716 , 3345 , 2641 , 78732 , 40808 , 948740 , 522689 , 2465216 , 3788572 , 87948030 , 19789306 , 956268123 , 190021600 , 1752283948 , 792560232
n×2
299089962
n×3
448634943
n×4
598179924
n×5
747724905
n÷2
74772490.5
n÷3
49848327
n÷3
37386245.25
n÷5
29908996.2
n2
22363701342290361
n3
3.3443792923225E+24
n4
5.0013513772716E+32
n5
7.479269966884E+40
2 √n
12228.858532177
3 √n
530.79148504916
4 √n
110.58416944652
5 √n
43.14737392041
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
-149544980
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 149544981 can be divided by 8 positive divisors.
The sum of these divisors (counting 149544981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111010011110000000010101
3
Ternary
101102101200011000
4
Quaternary
20322132000111
5
Quinary
301240414411
6
Senary
22501133513
8
Octal
1072360025
10
Decimal
149544981
12
Duodecimal
420ba299
16
Hexadecimal
8e9e015
20
Vigesimal
26ed291
36
Base36
2h19n9
md5
1c0fc750d805cdcde112dc4436c1372c
sha1
4e15df8abbacacfb7ca6aa98636a5135b4b56a9e
sha256
6f694dd3cdcaf6f4fc808759f0f0b95d31459853ed64500be8ae27135e585edc
sha512
a435c91b77f6ad4f5954b3a1a9d59ed55bea1f728ee58954ea76c8d2317e7b2f8e472dd8b4c5d0b0273f8e06477c2c1094a749ebe348b64caa5de18ebf73a537
ripemd-160
3f176885b838297042c303c92d7f0b1aad243b05
Diameter
299089962
Circumference
939618827.38165
Area
7.0257639844016E+16
Volume
1.4008903220771E+25
Surface area
2.8103055937606E+17
Circumference
939618827.38165
Perimeter
598179924
Area
22363701342290361
Diagonal
211488540.31503
Surface area
134182208053742166
Volume
3.3443792923225E+24
Space diagonal
259019505.10892
Perimeter
448634943
Area
9.6837667425358E+15
Altitude
129509752.55446
Surface area
9.6837667425358E+15
Volume
3.9413887941018E+23
Height
70496180.105009