161633668 is an even 9-digits composite number following 161633667
and preceding 161633669 . In scientific notation, it is written as 1.61633668 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 69271560 positive integers (up to 161633668) that are relatively prime to 161633668.
161633668 has 12 divisors, whose sum is 323267392
The reverse of 161633668 is 866336161
Previous prime number is 7
Is Prime? no Number parity even Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred sixty-one million six hundred thirty-three thousand six hundred sixty-eight
Scientific notation
1.61633668 × 10^8
Engineering notation
1.61633668 × 10^6
Prime Factorization
2 × 2 × 7 × 5772631
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
80816834 Product of the distinct prime numbers
The prime factorization of 161633668 is 2 × 2 × 7 × 5772631.
Since it has a total of 4 prime factors.
7 , 10 , 64 , 30 , 827 , 700 , 9976 , 1417 , 70735 , 72891 , 497968 , 509394 , 7303879 , 3877109 , 27059542 , 29526744 , 90976262 , 35120457 , 4948592795 , 3204944759
n×2
323267336
n×3
484901004
n×4
646534672
n×5
808168340
n÷2
80816834
n÷3
53877889.333333
n÷3
40408417
n÷5
32326733.6
n2
26125442631134224
n3
4.2227511205938E+24
n4
6.8253875267269E+32
n5
1.1032124214663E+41
2 √n12713.523036515
3 √n544.72496068072
4 √n112.75425950497
5 √n43.823429952788
1 , 2 , 4 , 7 , 14 , 28 , 5772631 , 11545262 , 23090524 , 40408417 , 80816834 , 161633668
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-161633667 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161633668 can be divided by 12 positive divisors.
The sum of these divisors (counting 161633668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000100101010110000100
3
Ternary
102021010211201011
4
Quaternary
21220211112010
5
Quinary
312334234133
6
Senary
24012212004
8
Octal
1150452604
10
Decimal
161633668
12
Duodecimal
4616a004
16
Hexadecimal
9a25584
20
Vigesimal
2aa4438
36
Base36
2o8dc4
md5
c4a7518a9738ebada7c191330e8ccc65
sha1
5fc3914c8cb68e26e9b4c5a45a454054e1dfa89b
sha256
a196bee3bc04b23457de4fad777aeb0a5817bf465325beb7164181b75f7287b1
sha512
769e2620336d40cb912dc4ac57140f62c0e0d5fe57b228f914936aee9774ec8220cae464b338afc0bcda2644072ffa271095b624eafebabf34466d6da72b6a98
ripemd-160
8d96b02abe1028148d1a03b6245e0013c17ef45d
Diameter
323267336
Circumference
1015574287.9231
Area
8.2075498641753E+16
Volume
1.7688218531194E+25
Surface area
3.2830199456701E+17
Circumference
1015574287.9231
Perimeter
646534672
Area
26125442631134224
Diagonal
228584525.42171
Surface area
156752655786805344
Volume
4.2227511205938E+24
Space diagonal
279957725.18972
Perimeter
484901004
Area
1.1312648501838E+16
Altitude
139978862.59486
Surface area
1.1312648501838E+16
Volume
4.9765599210583E+23
Height
76194841.807237