149870 is an even 6-digits composite number following 149869
and preceding 149871 . In scientific notation, it is written as 1.49870 × 10^5.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 51360 positive integers (up to 149870) that are relatively prime to 149870.
149870 has 16 divisors, whose sum is 308448
The reverse of 149870 is 078941
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 29
Digital Root 2
Name
one hundred forty-nine thousand eight hundred seventy
Scientific notation
1.49870 × 10^5
Engineering notation
1.49870 × 10^3
Prime Factorization
2 × 7 × 5 × 2141
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
149870
Product of the distinct prime numbers
The prime factorization of 149870 is 2 × 7 × 5 × 2141.
Since it has a total of 4 prime factors.
5 , 6 , 58 , 63 , 704 , 316 , 9781 , 4925 , 12663 , 5229 , 989742 , 609051 , 7475950 , 1668310 , 79916733 , 62617112 , 397928735 , 297475766 , 9043605502 , 5466815371
n×2
299740
n×3
449610
n×4
599480
n×5
749350
n÷2
74935
n÷3
49956.666666667
n÷3
37467.5
n÷5
29974
n2
22461016900
n3
3366232602803000
n4
5.0449728018209E+20
n5
7.5609007380889E+25
2 √n
387.13046896363
3 √n
53.117574510025
4 √n
19.675631348539
5 √n
10.842837308921
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 2141 , 4282 , 10705 , 14987 , 21410 , 29974 , 74935 , 149870
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
-149869
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 149870 can be divided by 16 positive divisors.
The sum of these divisors (counting 149870) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100100100101101110
3
Ternary
21121120202
4
Quaternary
210211232
5
Quinary
14243440
6
Senary
3113502
8
Octal
444556
10
Decimal
149870
12
Duodecimal
72892
16
Hexadecimal
2496e
20
Vigesimal
ieda
36
Base36
37n2
md5
252fcd07b99eb21a8bff067bee67fd9d
sha1
1461adce0333bf4bff9805d803e3f3e596fba76e
sha256
faf6334f3f66d73cb8dab8b43fdf365e58e84c42b0ccb3d00e9343cd9996aeae
sha512
987e33c59649cfa939318a2e303f4db4c774578144d351508863ffd6f4f13ada58dbb13c4b0de5b27da4c5cd2de4575bf9bac67c2e5780b317f810cb88ec84b5
ripemd-160
e57882ead9f8a1c9153250a52c159463e0a81118
Diameter
299740
Circumference
941660.981987
Area
70563365685.196
Volume
1.4100442153654E+16
Surface area
282253462740.78
Circumference
941660.981987
Perimeter
599480
Area
22461016900
Diagonal
211948.18659286
Surface area
134766101400
Volume
3366232602803000
Space diagonal
259582.45453035
Perimeter
449610
Area
9725905615.1158
Altitude
129791.22726517
Surface area
9725905615.1158
Volume
3.9671431674887E+14
Height
70649.395530952