20149495 is an odd 8-digits composite number following 20149494
and preceding 20149496 . In scientific notation, it is written as 2.0149495 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 15225760 positive integers (up to 20149495) that are relatively prime to 20149495.
20149495 has 16 divisors, whose sum is 25546752
The reverse of 20149495 is 59494102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred forty-nine thousand four hundred ninety-five
Scientific notation
2.0149495 × 10^7
Engineering notation
2.0149495 × 10^6
Prime Factorization
5 × 83 × 23 × 2111
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20149495
Product of the distinct prime numbers
The prime factorization of 20149495 is 5 × 83 × 23 × 2111.
Since it has a total of 4 prime factors.
2 , 3 , 86 , 32 , 461 , 855 , 9265 , 4222 , 30262 , 60725 , 861090 , 354888 , 1846120 , 2245642 , 16947621 , 56625406 , 369421703 , 825037431 , 4543918034 , 731824081
n×2
40298990
n×3
60448485
n×4
80597980
n×5
100747475
n÷2
10074747.5
n÷3
6716498.3333333
n÷3
5037373.75
n÷5
4029899
n2
406002148755025
n3
8.1807382663286E+21
n4
1.648377447937E+29
n5
3.3213973145319E+36
2 √n
4488.8188869679
3 √n
272.11640328471
4 √n
66.998648396575
5 √n
28.897005007847
1 , 5 , 23 , 83 , 115 , 415 , 1909 , 2111 , 9545 , 10555 , 48553 , 175213 , 242765 , 876065 , 4029899 , 20149495
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20149494
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20149495 can be divided by 16 positive divisors.
The sum of these divisors (counting 20149495) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110111010011110111
3
Ternary
1101220200220121
4
Quaternary
1030313103313
5
Quinary
20124240440
6
Senary
1555512411
8
Octal
114672367
10
Decimal
20149495
12
Duodecimal
68b8707
16
Hexadecimal
13374f7
20
Vigesimal
65idef
36
Base36
bzvg7
md5
2b6c9ddbe2cf33e89cf0ae98119dd79e
sha1
daa3423069fb2e7ff2b1f65bddc28aa1d8ec89bf
sha256
c9c3d7f3331e1be684e94355dedbb6ffeca4274d6ea6f2ae6a6f5e08fea98290
sha512
90ab7e62691d2cde1a97a0f0e398da9d98543ab4bb0d91e5a7110021ec6843ba406f2d60029543f356a6963263c28cf25502f6021bb0791e7f4531686a525494
ripemd-160
592207cfaa2a51083ea3d09cfcce54758a2b9520
Diameter
40298990
Circumference
126603010.93109
Area
1.2754933678705E+15
Volume
3.4267396317919E+22
Surface area
5.1019734714818E+15
Circumference
126603010.93109
Perimeter
80597980
Area
406002148755025
Diagonal
28495689.103969
Surface area
2436012892530150
Volume
8.1807382663286E+21
Space diagonal
34899949.086855
Perimeter
60448485
Area
1.7580408740646E+14
Altitude
17449974.543428
Surface area
1.7580408740646E+14
Volume
9.6410925053888E+20
Height
9498563.0346563