20161223 is an odd 8-digits composite number following 20161222
and preceding 20161224 . In scientific notation, it is written as 2.0161223 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 19100088 positive integers (up to 20161223) that are relatively prime to 20161223.
20161223 has 4 divisors, whose sum is 21222360
The reverse of 20161223 is 32216102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred sixty-one thousand two hundred twenty-three
Scientific notation
2.0161223 × 10^7
Engineering notation
2.0161223 × 10^6
Prime Factorization
19 × 1061117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20161223
Product of the distinct prime numbers
The prime factorization of 20161223 is 19 × 1061117.
Since it has a total of 2 prime factors.
5 , 5 , 44 , 50 , 464 , 59 , 7027 , 6563 , 24098 , 23786 , 674794 , 215083 , 954144 , 8856169 , 9950744 , 1157210 , 283330766 , 599534973 , 6713884395 , 9715940199
n×2
40322446
n×3
60483669
n×4
80644892
n×5
100806115
n÷2
10080611.5
n÷3
6720407.6666667
n÷3
5040305.75
n÷5
4032244.6
n2
406474912855729
n3
8.1950313619899E+21
n4
1.6522185478107E+29
n5
3.3310746587148E+36
2 √n
4490.1250539378
3 √n
272.16918810136
4 √n
67.008395398919
5 √n
28.900368121401
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
-20161222
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 20161223 can be divided by 4 positive divisors.
The sum of these divisors (counting 20161223) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010001011000111
3
Ternary
1101221021222222
4
Quaternary
1030322023013
5
Quinary
20130124343
6
Senary
2000042555
8
Octal
114721307
10
Decimal
20161223
12
Duodecimal
690345b
16
Hexadecimal
133a2c7
20
Vigesimal
660313
36
Base36
c04hz
md5
958ee630c0ff8b9f857b9002f937e808
sha1
4094708acb322223cb428ac1bca791c699ca020f
sha256
8b5025fb7c5a2f53669b1ec0c28cc5c06c13817fb6190f93b0f5de3e919d05ec
sha512
726fad7a9ff5f823ba19a4953df781e719d3d100a737a18c4bd9122ae7056d112b6e1b49f0384e423de584ddcd69b46a7bc4b019e0faca4829c4d938dbafa8a8
ripemd-160
366dcf3807eeb4bf1f893762b2fb351844a4c9b7
Diameter
40322446
Circumference
126676700.12837
Area
1.2769786000961E+15
Volume
3.4327267097021E+22
Surface area
5.1079144003844E+15
Circumference
126676700.12837
Perimeter
80644892
Area
406474912855729
Diagonal
28512275.000628
Surface area
2438849477134374
Volume
8.1950313619899E+21
Space diagonal
34920262.578726
Perimeter
60483669
Area
1.7600880026706E+14
Altitude
17460131.289363
Surface area
1.7600880026706E+14
Volume
9.6579370801658E+20
Height
9504091.6668761