20149615 is an odd 8-digits composite number following 20149614
and preceding 20149616 . In scientific notation, it is written as 2.0149615 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 16119688 positive integers (up to 20149615) that are relatively prime to 20149615.
20149615 has 4 divisors, whose sum is 24179544
The reverse of 20149615 is 51694102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred forty-nine thousand six hundred fifteen
Scientific notation
2.0149615 × 10^7
Engineering notation
2.0149615 × 10^6
Prime Factorization
5 × 4029923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149615
Product of the distinct prime numbers
The prime factorization of 20149615 is 5 × 4029923.
Since it has a total of 2 prime factors.
5 , 6 , 10 , 30 , 685 , 845 , 4263 , 6545 , 87164 , 44701 , 32746 , 187914 , 9788206 , 9278579 , 65583405 , 35569032 , 756868940 , 402334675 , 2701297596 , 1034757915
n×2
40299230
n×3
60448845
n×4
80598460
n×5
100748075
n÷2
10074807.5
n÷3
6716538.3333333
n÷3
5037403.75
n÷5
4029923
n2
406006984648225
n3
8.1808844279726E+21
n4
1.6484167158314E+29
n5
3.3214962183568E+36
2 √n
4488.8322534931
3 √n
272.11694347862
4 √n
66.998748148701
5 √n
28.897039426896
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
-20149614
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 20149615 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149615) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111010101101111
3
Ternary
1101220201002001
4
Quaternary
1030313111233
5
Quinary
20124241430
6
Senary
1555513131
8
Octal
114672557
10
Decimal
20149615
12
Duodecimal
68b87a7
16
Hexadecimal
133756f
20
Vigesimal
65ie0f
36
Base36
bzvjj
md5
d07bd7fcc7fbd03acc0870b29cf4fa14
sha1
649881097b278f9a0b8a56834de1375e6701ac54
sha256
ff25502d713e95cf31e0a0af785c8762552cdc19d500891782a4f0c7f75c4baa
sha512
6d2eb6932b3081aa86fd33cd4d97125ec2b3c45e114b3b55dc4c373127ffb2bdbdc329a6e586cd006695fec36211efb9f79e685be11a1373c101b4fa5b5c176f
ripemd-160
03fea458fb9d928ae13accef58cd7711a3aa9871
Diameter
40299230
Circumference
126603764.91333
Area
1.275508560277E+15
Volume
3.4268008558381E+22
Surface area
5.102034241108E+15
Circumference
126603764.91333
Perimeter
80598460
Area
406006984648225
Diagonal
28495858.809596
Surface area
2436041907889350
Volume
8.1808844279726E+21
Space diagonal
34900156.932952
Perimeter
60448845
Area
1.7580618140964E+14
Altitude
17450078.466476
Surface area
1.7580618140964E+14
Volume
9.6412647585381E+20
Height
9498619.6031988