154489142 is an even 9-digits composite number following 154489141
and preceding 154489143 . In scientific notation, it is written as 1.54489142 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 77244570 positive integers (up to 154489142) that are relatively prime to 154489142.
154489142 has 4 divisors, whose sum is 231733716
The reverse of 154489142 is 241984451
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-four million four hundred eighty-nine thousand one hundred forty-two
Scientific notation
1.54489142 × 10^8
Engineering notation
1.54489142 × 10^6
Prime Factorization
2 × 77244571
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
154489142
Product of the distinct prime numbers
The prime factorization of 154489142 is 2 × 77244571.
Since it has a total of 2 prime factors.
9 , 1 , 40 , 86 , 355 , 961 , 6568 , 2108 , 62792 , 83765 , 790781 , 948564 , 6713524 , 6645005 , 10902983 , 10741420 , 89417516 , 10685124 , 4131590386 , 9432230658
n×2
308978284
n×3
463467426
n×4
617956568
n×5
772445710
n÷2
77244571
n÷3
51496380.666667
n÷3
38622285.5
n÷5
30897828.4
n2
23866894995896164
n3
3.6871761301201E+24
n4
5.6962867674513E+32
n5
8.8001445528951E+40
2 √n
12429.366114167
3 √n
536.57774221148
4 √n
111.48706702648
5 √n
43.428976286895
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
-154489141
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 154489142 can be divided by 4 positive divisors.
The sum of these divisors (counting 154489142) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001101010101000100110110
3
Ternary
101202200212021002
4
Quaternary
21031111010312
5
Quinary
304022123032
6
Senary
23155123302
8
Octal
1115250466
10
Decimal
154489142
12
Duodecimal
438a3532
16
Hexadecimal
9355136
20
Vigesimal
285b2h2
36
Base36
2jz8l2
md5
738e5308779de6fefc3e0f1c3a60a346
sha1
21add6b7ff5d66442411998229de8cae1af63a8b
sha256
ef8e2cdbdccf842085bd3f97edbc7bd2c54357f3f8006be40a19f38a05666140
sha512
e2c8e32944781fb17320a316d0c94481c43b2d3fbbe14dc5fa5840f3ed7a0fa4fe05e611da90d7ca6088ad1c986efe2c8f5793ed1092b915bd889045abef139b
ripemd-160
145b8ecf43c51d58ecf10f01f759f1595f8051a1
Diameter
308978284
Circumference
970683907.13318
Area
7.4980061983106E+16
Volume
1.5444807257169E+25
Surface area
2.9992024793243E+17
Circumference
970683907.13318
Perimeter
617956568
Area
23866894995896164
Diagonal
218480639.85578
Surface area
143201369975376984
Volume
3.6871761301201E+24
Space diagonal
267583043.16172
Perimeter
463467426
Area
1.0334668687951E+16
Altitude
133791521.58086
Surface area
1.0334668687951E+16
Volume
4.3453787417285E+23
Height
72826879.951928