154156989 is an odd 9-digits composite number following 154156988
and preceding 154156990 . In scientific notation, it is written as 1.54156989 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 87092544 positive integers (up to 154156989) that are relatively prime to 154156989.
154156989 has 16 divisors, whose sum is 212112000
The reverse of 154156989 is 989651451
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-four million one hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
1.54156989 × 10^8
Engineering notation
1.54156989 × 10^6
Prime Factorization
3 × 49 × 89 × 11783
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
154156989
Product of the distinct prime numbers
The prime factorization of 154156989 is 3 × 49 × 89 × 11783.
Since it has a total of 4 prime factors.
6 , 8 , 99 , 31 , 241 , 386 , 2421 , 3691 , 79322 , 81697 , 148993 , 81247 , 6597653 , 8016527 , 68200091 , 12983318 , 182856728 , 449750613 , 3499745182 , 6960822275
n×2
308313978
n×3
462470967
n×4
616627956
n×5
770784945
n÷2
77078494.5
n÷3
51385663
n÷3
38539247.25
n÷5
30831397.8
n2
23764377257546121
n3
3.6634448434834E+24
n4
5.6474562643898E+32
n5
8.7059485322751E+40
2 √n
12415.997301868
3 √n
536.19291734856
4 √n
111.42709411031
5 √n
43.410285670574
1 , 3 , 49 , 89 , 147 , 267 , 4361 , 11783 , 13083 , 35349 , 577367 , 1048687 , 1732101 , 3146061 , 51385663 , 154156989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-154156988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 154156989 can be divided by 16 positive divisors.
The sum of these divisors (counting 154156989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001100000011111110111101
3
Ternary
101202001222122010
4
Quaternary
21030003332331
5
Quinary
303431010424
6
Senary
23144041433
8
Octal
1114037675
10
Decimal
154156989
12
Duodecimal
43763279
16
Hexadecimal
9303fbd
20
Vigesimal
2839c99
36
Base36
2js4al
md5
4e58ac559bad942bf1e5a2c5c9d7b7a4
sha1
217fabd6dc1beaa1fc2ffd818ea9677df500bae6
sha256
67d61f05c903af617db209f37b95bb534a83905c24c81d5468a1028df8e8549a
sha512
7c4c267afc978c5730a83a71285f51d311022088e540ddeb704c0b7c61d0223805b474f73724acf5847706975fb55129659f675ca89e5865860a9dc5abb95c0e
ripemd-160
139f0dd46cf1529c21e6d3726a195d923ed9981a
Diameter
308313978
Circumference
968596928.28385
Area
7.4657993009443E+16
Volume
1.5345401876158E+25
Surface area
2.9863197203777E+17
Circumference
968596928.28385
Perimeter
616627956
Area
23764377257546121
Diagonal
218010904.5784
Surface area
142586263545276726
Volume
3.6634448434834E+24
Space diagonal
267007737.28984
Perimeter
462470967
Area
1.0290277205076E+16
Altitude
133503868.64492
Surface area
1.0290277205076E+16
Volume
4.3174111522167E+23
Height
72670301.526133