161892 is an even 6-digits composite number following 161891
and preceding 161893 . In scientific notation, it is written as 1.61892 × 10^5.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 53928 positive integers (up to 161892) that are relatively prime to 161892.
161892 has 12 divisors, whose sum is 294000
The reverse of 161892 is 298161
Previous prime number is 27
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
one hundred sixty-one thousand eight hundred ninety-two
Scientific notation
1.61892 × 10^5
Engineering notation
1.61892 × 10^3
Prime Factorization
2 × 2 × 27 × 1499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80946
Product of the distinct prime numbers
The prime factorization of 161892 is 2 × 2 × 27 × 1499.
Since it has a total of 4 prime factors.
6 , 8 , 5 , 93 , 499 , 897 , 6116 , 7824 , 13821 , 49981 , 317729 , 369798 , 8704260 , 9417366 , 35062000 , 86560754 , 367596078 , 548810961 , 2614304743 , 8192547356
n×2
323784
n×3
485676
n×4
647568
n×5
809460
n÷2
80946
n÷3
53964
n÷3
40473
n÷5
32378.4
n2
26209019664
n3
4243030611444288
n4
6.8691271174794E+20
n5
1.112056727303E+26
2 √n
402.35804950318
3 √n
54.501500954651
4 √n
20.058864611517
5 √n
11.011464364736
1 , 2 , 4 , 27 , 54 , 108 , 1499 , 2998 , 5996 , 40473 , 80946 , 161892
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
-161891
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 161892 can be divided by 12 positive divisors.
The sum of these divisors (counting 161892) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111100001100100
3
Ternary
22020002000
4
Quaternary
213201210
5
Quinary
20140032
6
Senary
3245300
8
Octal
474144
10
Decimal
161892
12
Duodecimal
79830
16
Hexadecimal
27864
20
Vigesimal
104ec
36
Base36
3gx0
md5
c0d8ac7b3649864e4464192f671d3793
sha1
9d954608e13a9fc77b012b947f066b9dbddf9c66
sha256
2eb4d2eb32fd62b0858e61e7cbe911c93c663f439b373c8e6ea2b0d00bc75db7
sha512
b1c7be42f13f9406f47c7ec676526ac4b12093f90d843b01a377a56596b5684f905e2c8b6b45b4add6fb3a89faec9dac5161b165ceabfbbf3576ae33804db514
ripemd-160
829ef5cadb3bff3fb808653e98cc38765bea1fd8
Diameter
323784
Circumference
1017197.4357499
Area
82338063634.213
Volume
1.7773165063827E+16
Surface area
329352254536.85
Circumference
1017197.4357499
Perimeter
647568
Area
26209019664
Diagonal
228949.86203971
Surface area
157254117984
Volume
4243030611444288
Space diagonal
280405.16933894
Perimeter
485676
Area
11348838418.655
Altitude
140202.58466947
Surface area
11348838418.655
Volume
5.0004595302239E+14
Height
76316.620679902