161012146 is an even 9-digits composite number following 161012145
and preceding 161012147 . In scientific notation, it is written as 1.61012146 × 10^8.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 80506072 positive integers (up to 161012146) that are relatively prime to 161012146.
161012146 has 4 divisors, whose sum is 241518222
The reverse of 161012146 is 641210161
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 22
Digital Root 4
Name
one hundred sixty-one million twelve thousand one hundred forty-six
Scientific notation
1.61012146 × 10^8
Engineering notation
1.61012146 × 10^6
Prime Factorization
2 × 80506073
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161012146
Product of the distinct prime numbers
The prime factorization of 161012146 is 2 × 80506073.
Since it has a total of 2 prime factors.
1 , 7 , 58 , 20 , 175 , 471 , 1591 , 3298 , 56806 , 58650 , 308581 , 28368 , 2280103 , 6438978 , 92315616 , 2330486 , 815944394 , 105880694 , 3034388719 , 4864490893
n×2
322024292
n×3
483036438
n×4
644048584
n×5
805060730
n÷2
80506073
n÷3
53670715.333333
n÷3
40253036.5
n÷5
32202429.2
n2
25924911159525316
n3
4.1742255806545E+24
n4
6.7210101862928E+32
n5
1.0821642733829E+41
2 √n
12689.056150873
3 √n
544.0258624707
4 √n
112.64571075222
5 √n
43.789675578875
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
-161012145
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 161012146 can be divided by 4 positive divisors.
The sum of these divisors (counting 161012146) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001101100110110010
3
Ternary
102012222021010211
4
Quaternary
21212031212302
5
Quinary
312204342041
6
Senary
23551014334
8
Octal
1146154662
10
Decimal
161012146
12
Duodecimal
45b0a3aa
16
Hexadecimal
998d9b2
20
Vigesimal
2a66a76
36
Base36
2nv1rm
md5
aef4ac98acdbb5141d422bf9d483581f
sha1
68b9648ee57365cc869cd8e3e5b4fe027171c7bf
sha256
48c849d717d5fac05d70dbbb214d812a06b4d93f24ead7e72f3154e5f4aa344f
sha512
2b58f645400f5eaa04ab54777fd332e6400bd6dc926929b521404b21c5273b989796b81b3ed3b12a8015a07be610ebd0e0ba0b356d32ccff1de521a241ea35de
ripemd-160
940be2a91b70a3d02f939257131952133569594e
Diameter
322024292
Circumference
1011669150.0247
Area
8.1445510443733E+16
Volume
1.7484955224814E+25
Surface area
3.2578204177493E+17
Circumference
1011669150.0247
Perimeter
644048584
Area
25924911159525316
Diagonal
227705560.58
Surface area
155549466957151896
Volume
4.1742255806545E+24
Space diagonal
278881217.5077
Perimeter
483036438
Area
1.1225815827502E+16
Altitude
139440608.75385
Surface area
1.1225815827502E+16
Volume
4.9193720238053E+23
Height
75901853.526666