149746 is an even 6-digits composite number following 149745
and preceding 149747 . In scientific notation, it is written as 1.49746 × 10^5.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 74872 positive integers (up to 149746) that are relatively prime to 149746.
149746 has 4 divisors, whose sum is 224622
The reverse of 149746 is 647941
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 31
Digital Root 4
Name
one hundred forty-nine thousand seven hundred forty-six
Scientific notation
1.49746 × 10^5
Engineering notation
1.49746 × 10^3
Prime Factorization
2 × 74873
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149746
Product of the distinct prime numbers
The prime factorization of 149746 is 2 × 74873.
Since it has a total of 2 prime factors.
8 , 2 , 57 , 6 , 288 , 55 , 290 , 7663 , 24239 , 5532 , 463972 , 711225 , 5029113 , 6250953 , 99662741 , 2482076 , 330257639 , 297059249 , 4513921970 , 9779377577
n×2
299492
n×3
449238
n×4
598984
n×5
748730
n÷2
74873
n÷3
49915.333333333
n÷3
37436.5
n÷5
29949.2
n2
22423864516
n3
3357884015812936
n4
5.0282969983192E+20
n5
7.5296736231031E+25
2 √n
386.97028309678
3 √n
53.102920928882
4 √n
19.671560260863
5 √n
10.841042477376
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
-149745
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 149746 can be divided by 4 positive divisors.
The sum of these divisors (counting 149746) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100100011110010
3
Ternary
21121102011
4
Quaternary
210203302
5
Quinary
14242441
6
Senary
3113134
8
Octal
444362
10
Decimal
149746
12
Duodecimal
727aa
16
Hexadecimal
248f2
20
Vigesimal
ie76
36
Base36
37jm
md5
710a1e3da7ae243a95a4d94bfdb7caba
sha1
9e7204a7b6943102e9e52478a3f33622c83e3bdd
sha256
3896048e45172a089276d38517027eeeef9a299668bde67747abb4c87aa64fa7
sha512
cf0413162cbf4be6d625be3cd588239168e4e6e81f4a3853dda3e1b972fd914eaf817884ee222a3a4278029a6c787f2753dd5657f97869efcc203daa212cdcc7
ripemd-160
28a829e7febfd97aae80ddffee8f34107f06a4f8
Diameter
299492
Circumference
940881.86700891
Area
70446648028.558
Volume
1.4065471674246E+16
Surface area
281786592114.23
Circumference
940881.86700891
Perimeter
598984
Area
22423864516
Diagonal
211772.82411112
Surface area
134543187096
Volume
3357884015812936
Space diagonal
259367.68023021
Perimeter
449238
Area
9709818160.9382
Altitude
129683.8401151
Surface area
9709818160.9382
Volume
3.9573042633654E+14
Height
70590.941370374