154480981 is an odd 9-digits prime number following 154480980
and preceding 154480982 . In scientific notation, it is written as 1.54480981 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 154480980 positive integers (up to 154480981) that are relatively prime to 154480981.
154480981 has 2 divisors, whose sum is 154480982
The reverse of 154480981 is 189084451
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred fifty-four million four hundred eighty thousand nine hundred eighty-one
Scientific notation
1.54480981 × 10^8
Engineering notation
1.54480981 × 10^6
Prime Factorization
154480981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
154480981
Product of the distinct prime numbers
The prime factorization of 154480981 is 154480981.
Since it has a total of 1 prime factors.
6 , 1 , 54 , 75 , 683 , 365 , 9786 , 4183 , 75216 , 91529 , 885754 , 479982 , 3128759 , 5155225 , 94792505 , 51095259 , 506466076 , 166341528 , 7970308409 , 4200070731
n×2
308961962
n×3
463442943
n×4
617923924
n×5
772404905
n÷2
77240490.5
n÷3
51493660.333333
n÷3
38620245.25
n÷5
30896196.2
n2
23864373490722361
n3
3.6865918277972E+24
n4
5.6950832210469E+32
n5
8.7978204286397E+40
2 √n
12429.03781473
3 √n
536.56829367676
4 √n
111.48559465119
5 √n
43.42851744382
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
154480982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
77240491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
12429.037854959
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999870534
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 154480981 can be divided by 2 positive divisors.
The sum of these divisors (counting 154480981) is 154480982, the average is 77240491.
Base
System
Value
2
Binary
1001001101010011000101010101
3
Ternary
101202200110001211
4
Quaternary
21031103011111
5
Quinary
304021342411
6
Senary
23155021421
8
Octal
1115230525
10
Decimal
154480981
12
Duodecimal
4389a871
16
Hexadecimal
9353155
20
Vigesimal
285a291
36
Base36
2jz2ad
md5
bc60c0f3a3eba71f24e34bf1b9a2c3be
sha1
dcda33cd0d66f48bd2f0bfe28b291e1d382368a8
sha256
f0c6e1906c70df2bcca26bd830e92085bbe7184dbe4c74eef9b31fd74a43740e
sha512
d9d9e8e1f3df4ef117224f53218945046293b7a6c5e021ee97bc1477672162d96ab8f2d3728e926b2f72fe97f5e99ab991a047d9ae61d296a2ef51d903086844
ripemd-160
dae505bb033385af44f8f66ac69c5ff9c7dccca6
Diameter
308961962
Circumference
970632630.05789
Area
7.4972140440976E+16
Volume
1.5442359737322E+25
Surface area
2.9988856176391E+17
Circumference
970632630.05789
Perimeter
617923924
Area
23864373490722361
Diagonal
218469098.4589
Surface area
143186240944334166
Volume
3.6865918277972E+24
Space diagonal
267568907.89508
Perimeter
463442943
Area
1.0333576844183E+16
Altitude
133784453.94754
Surface area
1.0333576844183E+16
Volume
4.3446901348372E+23
Height
72823032.819633