20157615 is an odd 8-digits composite number following 20157614
and preceding 20157616 . In scientific notation, it is written as 2.0157615 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 10643904 positive integers (up to 20157615) that are relatively prime to 20157615.
20157615 has 8 divisors, whose sum is 20810400
The reverse of 20157615 is 51675102
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred fifty-seven thousand six hundred fifteen
Scientific notation
2.0157615 × 10^7
Engineering notation
2.0157615 × 10^6
Prime Factorization
45 × 103 × 4349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20157615
Product of the distinct prime numbers
The prime factorization of 20157615 is 45 × 103 × 4349.
Since it has a total of 3 prime factors.
5 , 2 , 20 , 19 , 730 , 933 , 1677 , 3372 , 44982 , 80070 , 184413 , 876423 , 2032367 , 3682733 , 86734199 , 9615073 , 540719660 , 215420655 , 1218184985 , 1287905062
n×2
40315230
n×3
60472845
n×4
80630460
n×5
100788075
n÷2
10078807.5
n÷3
6719205
n÷3
5039403.75
n÷5
4031523
n2
406329442488225
n3
8.1906324648423E+21
n4
1.6510361583279E+29
n5
3.3280951230653E+36
2 √n
4489.723265414
3 √n
272.15295156957
4 √n
67.005397285697
5 √n
28.899333660415
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20157614
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20157615 can be divided by 8 positive divisors.
The sum of these divisors (counting 20157615) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001010010101111
3
Ternary
1101221010001100
4
Quaternary
1030321102233
5
Quinary
20130020430
6
Senary
2000014143
8
Octal
114712257
10
Decimal
20157615
12
Duodecimal
6901353
16
Hexadecimal
13394af
20
Vigesimal
65je0f
36
Base36
c01pr
md5
b4303fbd6114b051baa063fc6619a9a8
sha1
1fb61fb5c7fec0dfcb906c07ea8de204db081980
sha256
5d12adf582288fe8ec44fd14e143c0c215b750ac84ced8544fe0012727719f87
sha512
3ad2209d2511fab0a7bf968d314f51fe25f9e2b59d567d65a537eef2a7f70bfb59129976061b300eff57addac9ba0bf2374fbd9ae621b7d4070c7a10a5ceee55
ripemd-160
b06e7a1a6f825051bf7b7b5e07b6563195cd9246
Diameter
40315230
Circumference
126654030.39578
Area
1.2765215914582E+15
Volume
3.4308841039737E+22
Surface area
5.106086365833E+15
Circumference
126654030.39578
Perimeter
80630460
Area
406329442488225
Diagonal
28507172.518095
Surface area
2437976654929350
Volume
8.1906324648423E+21
Space diagonal
34914013.339413
Perimeter
60472845
Area
1.7594580975019E+14
Altitude
17457006.669706
Surface area
1.7594580975019E+14
Volume
9.6527529301611E+20
Height
9502390.8393651