161009264 is an even 9-digits composite number following 161009263
and preceding 161009265 . In scientific notation, it is written as 1.61009264 × 10^8.
The sum of its digits is 29. It has a total of 6 prime factors and 20 positive divisors.
There are 74311872 positive integers (up to 161009264) that are relatively prime to 161009264.
161009264 has 20 divisors, whose sum is 335952456
The reverse of 161009264 is 462900161
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred sixty-one million nine thousand two hundred sixty-four
Scientific notation
1.61009264 × 10^8
Engineering notation
1.61009264 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 13 × 774083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
20126158
Product of the distinct prime numbers
The prime factorization of 161009264 is 2 × 2 × 2 × 2 × 13 × 774083.
Since it has a total of 6 prime factors.
7 , 3 , 50 , 31 , 41 , 870 , 5156 , 3977 , 22809 , 83374 , 601110 , 367996 , 9284120 , 8842351 , 72194464 , 89061565 , 451661150 , 442495519 , 1481529375 , 6789935485
n×2
322018528
n×3
483027792
n×4
644037056
n×5
805046320
n÷2
80504632
n÷3
53669754.666667
n÷3
40252316
n÷5
32201852.8
n2
25923983093821696
n3
4.1740014378847E+24
n4
6.7205289944875E+32
n5
1.0820674270931E+41
2 √n
12688.942587939
3 √n
544.0226165626
4 √n
112.64520667982
5 √n
43.7895188171
1 , 2 , 4 , 8 , 13 , 16 , 26 , 52 , 104 , 208 , 774083 , 1548166 , 3096332 , 6192664 , 10063079 , 12385328 , 20126158 , 40252316 , 80504632 , 161009264
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161009263
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161009264 can be divided by 20 positive divisors.
The sum of these divisors (counting 161009264) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100110001100111001110000
3
Ternary
102012222010012002
4
Quaternary
21212030321300
5
Quinary
312204244024
6
Senary
23550553132
8
Octal
1146147160
10
Decimal
161009264
12
Duodecimal
45b087a8
16
Hexadecimal
998ce70
20
Vigesimal
2a66334
36
Base36
2nuzjk
md5
c1f0924d347467493b3b925b24e4ca31
sha1
48e4053d6b3d5fd403bcdac6cfb075982b4dda59
sha256
8e0374ac0f20d884119100dbfe43fc29ef55384b3c9c7be74339c211fc315ae1
sha512
0f19338113896eaebe26bea77d51be3bcc0c85aa1d29f53d9e6b212eab322a51084bca7cdc8f9bbcc32edf10bff19174396ccd49b026e226a71154c49ce5f63f
ripemd-160
75fc22b94a6dd5376f82724392c062dde650f63e
Diameter
322018528
Circumference
1011651041.8846
Area
8.1442594839336E+16
Volume
1.7484016337776E+25
Surface area
3.2577037935734E+17
Circumference
1011651041.8846
Perimeter
644037056
Area
25923983093821696
Diagonal
227701484.81651
Surface area
155543898562930176
Volume
4.1740014378847E+24
Space diagonal
278876225.73727
Perimeter
483027792
Area
1.1225413963264E+16
Altitude
139438112.86864
Surface area
1.1225413963264E+16
Volume
4.9191078690178E+23
Height
75900494.938837