20149999 is an odd 8-digits composite number following 20149998
and preceding 20150000 . In scientific notation, it is written as 2.0149999 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20138040 positive integers (up to 20149999) that are relatively prime to 20149999.
20149999 has 4 divisors, whose sum is 20161960
The reverse of 20149999 is 99994102
Previous prime number is 2029
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million one hundred forty-nine thousand nine hundred ninety-nine
Scientific notation
2.0149999 × 10^7
Engineering notation
2.0149999 × 10^6
Prime Factorization
2029 × 9931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149999
Product of the distinct prime numbers
The prime factorization of 20149999 is 2029 × 9931.
Since it has a total of 2 prime factors.
9 , 4 , 97 , 42 , 118 , 61 , 1054 , 4473 , 66811 , 36895 , 8764 , 581767 , 9395956 , 2248739 , 75444956 , 91847115 , 629803563 , 997746168 , 7386339289 , 7490104751
n×2
40299998
n×3
60449997
n×4
80599996
n×5
100749995
n÷2
10074999.5
n÷3
6716666.3333333
n÷3
5037499.75
n÷5
4029999.8
n2
406022459700001
n3
8.1813521569326E+21
n4
1.6485423778084E+29
n5
3.3218127264297E+36
2 √n
4488.8750261062
3 √n
272.11867208472
4 √n
66.99906735251
5 √n
28.897149566753
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
-20149998
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 20149999 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149999) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111011011101111
3
Ternary
1101220201121021
4
Quaternary
1030313123233
5
Quinary
20124244444
6
Senary
1555515011
8
Octal
114673357
10
Decimal
20149999
12
Duodecimal
68b8a67
16
Hexadecimal
13376ef
20
Vigesimal
65iejj
36
Base36
bzvu7
md5
aa7a63294156a9ec0de662d7424ced7b
sha1
9419ecba10e8841821c492fb4d5ad66251f7d14f
sha256
b38a6a809ac77b02d4d23168edee5a97c57dc50f43a85f58344c44a5c675b6d8
sha512
339bf967fb3a8ad954e733f2189e7da4abed90607354e2d7624065cd29e6d680af32f116c58b9a3054af94a0be93835b9a5fd2117f344e36d2ff0f73020fb66a
ripemd-160
3ce2df8b793b8dfa56b00ad153ddcff8e3bfe0d2
Diameter
40299998
Circumference
126606177.65648
Area
1.275557176586E+15
Volume
3.4269967776867E+22
Surface area
5.1022287063439E+15
Circumference
126606177.65648
Perimeter
80599996
Area
406022459700001
Diagonal
28496401.867604
Surface area
2436134758200006
Volume
8.1813521569326E+21
Space diagonal
34900822.040462
Perimeter
60449997
Area
1.7581288230362E+14
Altitude
17450411.020231
Surface area
1.7581288230362E+14
Volume
9.6418159824037E+20
Height
9498800.6225348