156221409 is an odd 9-digits composite number following 156221408
and preceding 156221410 . In scientific notation, it is written as 1.56221409 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 104147604 positive integers (up to 156221409) that are relatively prime to 156221409.
156221409 has 4 divisors, whose sum is 208295216
The reverse of 156221409 is 904122651
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred fifty-six million two hundred twenty-one thousand four hundred nine
Scientific notation
1.56221409 × 10^8
Engineering notation
1.56221409 × 10^6
Prime Factorization
3 × 52073803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156221409
Product of the distinct prime numbers
The prime factorization of 156221409 is 3 × 52073803.
Since it has a total of 2 prime factors.
4 , 5 , 86 , 36 , 905 , 573 , 4613 , 8278 , 28654 , 83432 , 97169 , 254485 , 8323890 , 8846115 , 40585528 , 35487208 , 29390993 , 495303810 , 3699445037 , 8479251086
n×2
312442818
n×3
468664227
n×4
624885636
n×5
781107045
n÷2
78110704.5
n÷3
52073803
n÷3
39055352.25
n÷5
31244281.8
n2
24405128629945281
n3
3.8126035813963E+24
n4
5.9561030344417E+32
n5
9.3047080818967E+40
2 √n
12498.856307679
3 √n
538.5758185348
4 √n
111.79828401044
5 √n
43.525935093886
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
-156221408
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 156221409 can be divided by 4 positive divisors.
The sum of these divisors (counting 156221409) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010011111011111111100001
3
Ternary
101212221212111010
4
Quaternary
21103323333201
5
Quinary
304443041114
6
Senary
23300211133
8
Octal
1123737741
10
Decimal
156221409
12
Duodecimal
44399aa9
16
Hexadecimal
94fbfe1
20
Vigesimal
28g7da9
36
Base36
2l0d7l
md5
1b783441d9f5fcc44878bc678e685ace
sha1
c9d1a87ad9631849881c6fff90d3cb9b49a97984
sha256
112e631b994e64f16f943f4bdf43017bcb9ef31c5d32a2fec4bc4a29d3ba6a91
sha512
1a776de37c36b2d2f0606871fa96ad1d18c1e371cbc047303aca4ff9f2a75b86ac2decf224b66b8f464602d947ed8ac835be91abbf1fc69aab0a66c9f6ffb9a6
ripemd-160
81312d7c9d1e36bce0596cc210e1599b69dc7c09
Diameter
312442818
Circumference
981568061.69569
Area
7.667097281375E+16
Volume
1.5970196536486E+25
Surface area
3.06683891255E+17
Circumference
981568061.69569
Perimeter
624885636
Area
24405128629945281
Diagonal
220930435.34083
Surface area
146430771779671686
Volume
3.8126035813963E+24
Space diagonal
270583417.618
Perimeter
468664227
Area
1.056773068808E+16
Altitude
135291708.809
Surface area
1.056773068808E+16
Volume
4.4931964106357E+23
Height
73643478.446945