154985493 is an odd 9-digits composite number following 154985492
and preceding 154985494 . In scientific notation, it is written as 1.54985493 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 95270784 positive integers (up to 154985493) that are relatively prime to 154985493.
154985493 has 16 divisors, whose sum is 222788160
The reverse of 154985493 is 394589451
Previous prime number is 3083
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-four million nine hundred eighty-five thousand four hundred ninety-three
Scientific notation
1.54985493 × 10^8
Engineering notation
1.54985493 × 10^6
Prime Factorization
3 × 13 × 3083 × 1289
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
154985493
Product of the distinct prime numbers
The prime factorization of 154985493 is 3 × 13 × 3083 × 1289.
Since it has a total of 4 prime factors.
9 , 4 , 18 , 21 , 439 , 591 , 2835 , 1064 , 64066 , 19250 , 480228 , 881459 , 4781652 , 9599871 , 46753823 , 53120099 , 34143767 , 188044770 , 6574057532 , 5163610540
n×2
309970986
n×3
464956479
n×4
619941972
n×5
774927465
n÷2
77492746.5
n÷3
51661831
n÷3
38746373.25
n÷5
30997098.6
n2
24020503040453049
n3
3.7228295058326E+24
n4
5.7698456631641E+32
n5
8.9424237463941E+40
2 √n
12449.316969216
3 √n
537.15177646852
4 √n
111.576507246
5 √n
43.456846681258
1 , 3 , 13 , 39 , 1289 , 3083 , 3867 , 9249 , 16757 , 40079 , 50271 , 120237 , 3973987 , 11921961 , 51661831 , 154985493
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
-154985492
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 154985493 can be divided by 16 positive divisors.
The sum of these divisors (counting 154985493) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111001110010000010101
3
Ternary
101210122002010110
4
Quaternary
21033032100111
5
Quinary
304134013433
6
Senary
23213513233
8
Octal
1117162025
10
Decimal
154985493
12
Duodecimal
43aa2819
16
Hexadecimal
93ce415
20
Vigesimal
288d3ed
36
Base36
2k9vkl
md5
910d69c373921a02e9bfae09bc3d96f4
sha1
0281b735c1f06915b424dc8799c6f7098ce65ea1
sha256
2273f8add19c775e91f2a70746e964cb609b645b39980cc3296e88ebb1537417
sha512
1f0ff2df73c71e9af5b36bc322bdcefdaa9039c5984be550dcd8d79e9a9a2be0a5e15fdff55517b2311cd987dfbd740a30270d3cc44fec68d4864e4104992270
ripemd-160
a25d75f7ff9533098322097586cfc5b806fee0f9
Diameter
309970986
Circumference
973802572.44358
Area
7.5462635887419E+16
Volume
1.5594151768121E+25
Surface area
3.0185054354967E+17
Circumference
973802572.44358
Perimeter
619941972
Area
24020503040453049
Diagonal
219182586.17168
Surface area
144123018242718294
Volume
3.7228295058326E+24
Space diagonal
268442748.31211
Perimeter
464956479
Area
1.0401182922357E+16
Altitude
134221374.15606
Surface area
1.0401182922357E+16
Volume
4.3873966479593E+23
Height
73060862.057227