151440 is an even 6-digits composite number following 151439
and preceding 151441 . In scientific notation, it is written as 1.51440 × 10^5.
The sum of its digits is 15. It has a total of 7 prime factors and 40 positive divisors.
There are 40320 positive integers (up to 151440) that are relatively prime to 151440.
151440 has 40 divisors, whose sum is 470208
The reverse of 151440 is 044151
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 15
Digital Root 6
Name
one hundred fifty-one thousand four hundred forty
Scientific notation
1.51440 × 10^5
Engineering notation
1.51440 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 3 × 5 × 631
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
18930
Product of the distinct prime numbers
The prime factorization of 151440 is 2 × 2 × 2 × 2 × 3 × 5 × 631.
Since it has a total of 7 prime factors.
9 , 6 , 84 , 64 , 181 , 37 , 8307 , 4628 , 89337 , 91026 , 14120 , 33276 , 7618294 , 6430971 , 97939011 , 65813218 , 748964519 , 677590655 , 9715462946 , 238981105
n×2
302880
n×3
454320
n×4
605760
n×5
757200
n÷2
75720
n÷3
50480
n÷3
37860
n÷5
30288
n2
22934073600
n3
3473136105984000
n4
5.2597173189022E+20
n5
7.9653159077454E+25
2 √n
389.15292623852
3 √n
53.302412632337
4 √n
19.72695937641
5 √n
10.865460071523
1 , 2 , 3 , 4 , 5 , 6 , 8 , 10 , 12 , 15 , 16 , 20 , 24 , 30 , 40 , 48 , 60 , 80 , 120 , 240 , 631 , 1262 , 1893 , 2524 , 3155 , 3786 , 5048 , 6310 , 7572 , 9465 , 10096 , 12620 , 15144 , 18930 , 25240 , 30288 , 37860 , 50480 , 75720 , 151440
40 divisors
τ
Total Divisors
40
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-151439
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.025
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
40
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 151440 can be divided by 40 positive divisors.
The sum of these divisors (counting 151440) is 1, the average is 0.025.
Base
System
Value
2
Binary
100100111110010000
3
Ternary
21200201220
4
Quaternary
210332100
5
Quinary
14321230
6
Senary
3125040
8
Octal
447620
10
Decimal
151440
12
Duodecimal
73780
16
Hexadecimal
24f90
20
Vigesimal
iic0
36
Base36
38uo
md5
fbac01d541dfcec43f6a9c3484625573
sha1
07d2a421dd05682c49a431eab9d75eac11db2cb8
sha256
87bcfca74b167bce465609cb62fbfe1d5e6322fd74d802878c5b0c3f51b53436
sha512
d6fe382f5be5926b8ca9c65e2907fd86e3ed09afea589d7dd679514077708524477066de313e83460ca3f10310eef7a6919b05b3be6b5b5a822b44f4cb5d69b6
ripemd-160
5928e0b0417f29c8fe364cff7639b43da2451c1f
Diameter
302880
Circumference
951525.58291928
Area
72049517138.648
Volume
1.4548238500636E+16
Surface area
288198068554.59
Circumference
951525.58291928
Perimeter
605760
Area
22934073600
Diagonal
214168.50188578
Surface area
137604441600
Volume
3473136105984000
Space diagonal
262301.77429823
Perimeter
454320
Area
9930745174.931
Altitude
131150.88714912
Surface area
9930745174.931
Volume
4.0931301542085E+14
Height
71389.500628594