20018770 is an even 8-digits composite number following 20018769
and preceding 20018771 . In scientific notation, it is written as 2.0018770 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 32 positive divisors.
There are 7793280 positive integers (up to 20018770) that are relatively prime to 20018770.
20018770 has 32 divisors, whose sum is 37013760
The reverse of 20018770 is 07781002
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighteen thousand seven hundred seventy
Scientific notation
2.0018770 × 10^7
Engineering notation
2.0018770 × 10^6
Prime Factorization
2 × 5 × 83 × 89 × 271
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20018770
Product of the distinct prime numbers
The prime factorization of 20018770 is 2 × 5 × 83 × 89 × 271.
Since it has a total of 5 prime factors.
10 , 1 , 39 , 44 , 558 , 551 , 3153 , 9733 , 33863 , 22342 , 993630 , 230411 , 3598761 , 4255544 , 24461067 , 30533365 , 860254858 , 62615521 , 6427744911 , 1022959182
n×2
40037540
n×3
60056310
n×4
80075080
n×5
100093850
n÷2
10009385
n÷3
6672923.3333333
n÷3
5004692.5
n÷5
4003754
n2
400751152312900
n3
8.0225451453869E+21
n4
1.6060148608012E+29
n5
3.2150442114961E+36
2 √n
4474.2340126551
3 √n
271.52665113987
4 √n
66.889715298057
5 √n
28.859411981608
1 , 2 , 5 , 10 , 83 , 89 , 166 , 178 , 271 , 415 , 445 , 542 , 830 , 890 , 1355 , 2710 , 7387 , 14774 , 22493 , 24119 , 36935 , 44986 , 48238 , 73870 , 112465 , 120595 , 224930 , 241190 , 2001877 , 4003754 , 10009385 , 20018770
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20018769
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20018770 can be divided by 32 positive divisors.
The sum of these divisors (counting 20018770) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100010111011001010010
3
Ternary
1101200001120221
4
Quaternary
1030113121102
5
Quinary
20111100040
6
Senary
1553023254
8
Octal
114273122
10
Decimal
20018770
12
Duodecimal
6854b2a
16
Hexadecimal
1317652
20
Vigesimal
6526ia
36
Base36
bx2ky
md5
746c9275745f0f7bfe6af7731f3b11c1
sha1
6724ccaea16ef44c7c4c93bc053d8f86fc597fea
sha256
e638c1af2d37a315e7ca49d462c3b55dbaf23edadfeb603817efb653bebcefcc
sha512
25b312c985d6996a267933be2bf61a5b15d7b5ef3b411e63d9eae6a857c7b86348ba263bbcbdf68e9b8fdc2ff877338a0790300f4c3dc8a4fa94429b7ba0c398
ripemd-160
79d39fe62c601b737f32d353821fe3da1cdba496
Diameter
40037540
Circumference
125781641.53181
Area
1.2589968760239E+15
Volume
3.3604758522453E+22
Surface area
5.0359875040954E+15
Circumference
125781641.53181
Perimeter
80075080
Area
400751152312900
Diagonal
28310816.036028
Surface area
2404506913877400
Volume
8.0225451453869E+21
Space diagonal
34673526.745036
Perimeter
60056310
Area
1.7353033924943E+14
Altitude
17336763.372518
Surface area
1.7353033924943E+14
Volume
9.4546601244638E+20
Height
9436938.6786759