161361232 is an even 9-digits composite number following 161361231
and preceding 161361233 . In scientific notation, it is written as 1.61361232 × 10^8.
The sum of its digits is 25. It has a total of 5 prime factors and 10 positive divisors.
There are 80680608 positive integers (up to 161361232) that are relatively prime to 161361232.
161361232 has 10 divisors, whose sum is 312637418
The reverse of 161361232 is 232163161
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred sixty-one million three hundred sixty-one thousand two hundred thirty-two
Scientific notation
1.61361232 × 10^8
Engineering notation
1.61361232 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 10085077
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20170154
Product of the distinct prime numbers
The prime factorization of 161361232 is 2 × 2 × 2 × 2 × 10085077.
Since it has a total of 5 prime factors.
10 , 1 , 56 , 81 , 243 , 367 , 2720 , 9678 , 54238 , 49865 , 854143 , 705238 , 6912538 , 3115887 , 79562556 , 44786077 , 953746321 , 868115536 , 5104370469 , 1788574024
n×2
322722464
n×3
484083696
n×4
645444928
n×5
806806160
n÷2
80680616
n÷3
53787077.333333
n÷3
40340308
n÷5
32272246.4
n2
26037447192557824
n3
4.2014345571261E+24
n4
6.7794865630524E+32
n5
1.0939463041416E+41
2 √n
12702.804099883
3 √n
544.41874117477
4 √n
112.7067171906
5 √n
43.808646971419
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161361231
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161361232 can be divided by 10 positive divisors.
The sum of these divisors (counting 161361232) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001100111100010110101010000
3
Ternary
102020121222222221
4
Quaternary
21213202311100
5
Quinary
312302024412
6
Senary
24002310424
8
Octal
1147426520
10
Decimal
161361232
12
Duodecimal
46058414
16
Hexadecimal
99e2d50
20
Vigesimal
2a8a31c
36
Base36
2o2j4g
md5
b4c7153864f8076676ac9b4681d91774
sha1
1c09d145ebe465606379181c7a0f3d3b6aa7cda8
sha256
028195ee20e3e634bbf0faf99f72489a60310bafbf654dcf2633022721fa9cdd
sha512
ab19805b4cd4122fe587f53e9dea77568b1c9276dead1f429da6eb0c1ecab13a4c9760800ad3713475f7fe842cde2537e1ae2245825666859ef5915f8eb3815e
ripemd-160
b3750cf0a536d072eebc2d621f41ba31ceb530ee
Diameter
322722464
Circumference
1013862522.0508
Area
8.1799052818372E+16
Volume
1.7598927918941E+25
Surface area
3.2719621127349E+17
Circumference
1013862522.0508
Perimeter
645444928
Area
26037447192557824
Diagonal
228199242.73563
Surface area
156224683155346944
Volume
4.2014345571261E+24
Space diagonal
279485852.19591
Perimeter
484083696
Area
1.1274545359225E+16
Altitude
139742926.09795
Surface area
1.1274545359225E+16
Volume
4.9514381100922E+23
Height
76066414.24521