19989351 is an odd 8-digits composite number following 19989350
and preceding 19989352 . In scientific notation, it is written as 1.9989351 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 13258080 positive integers (up to 19989351) that are relatively prime to 19989351.
19989351 has 12 divisors, whose sum is 29021200
The reverse of 19989351 is 15398991
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred eighty-nine thousand three hundred fifty-one
Scientific notation
1.9989351 × 10^7
Engineering notation
1.9989351 × 10^6
Prime Factorization
3 × 3 × 199 × 11161
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6663117
Product of the distinct prime numbers
The prime factorization of 19989351 is 3 × 3 × 199 × 11161.
Since it has a total of 4 prime factors.
9 , 1 , 99 , 8 , 312 , 663 , 2688 , 4945 , 13039 , 89825 , 351380 , 593621 , 1786352 , 8152196 , 25011344 , 86862102 , 134546693 , 484989870 , 4864332923 , 6316498128
n×2
39978702
n×3
59968053
n×4
79957404
n×5
99946755
n÷2
9994675.5
n÷3
6663117
n÷3
4997337.75
n÷5
3997870.2
n2
399574153401201
n3
7.9872280028645E+21
n4
1.5965950406629E+29
n5
3.1914898672669E+36
2 √n
4470.9452020798
3 √n
271.39357671779
4 √n
66.8651269503
5 √n
28.85092480126
1 , 3 , 9 , 199 , 597 , 1791 , 11161 , 33483 , 100449 , 2221039 , 6663117 , 19989351
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19989350
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19989351 can be divided by 12 positive divisors.
The sum of these divisors (counting 19989351) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100010000001101100111
3
Ternary
1101121120020100
4
Quaternary
1030100031213
5
Quinary
20104124401
6
Senary
1552235143
8
Octal
114201547
10
Decimal
19989351
12
Duodecimal
683bab3
16
Hexadecimal
1310367
20
Vigesimal
64id7b
36
Base36
bwfvr
md5
7506397c2129d279de840b1681923309
sha1
6bb7ffbb641717a49095772efe021c3a983ee3e1
sha256
854efd2a6a740aeb15e53d1ed9c6c1bd9bcf5fe10ff5d6f8cdbba4bba3c2dee4
sha512
1e0c86f4c027663159d15b30d9ea9bb274042dca136465ee113c8874f663c83b426837f16221836c5dc0ce292242d19402f5d7704fd27a2abc08c0ce31761a98
ripemd-160
6a03b097bb23e49a7b8dbd17a85cc532ef1ce098
Diameter
39978702
Circumference
125596796.50326
Area
1.2552992248896E+15
Volume
3.3456822421794E+22
Surface area
5.0211968995583E+15
Circumference
125596796.50326
Perimeter
79957404
Area
399574153401201
Diagonal
28269211.287236
Surface area
2397444920407206
Volume
7.9872280028645E+21
Space diagonal
34622571.542328
Perimeter
59968053
Area
1.7302068377055E+14
Altitude
17311285.771164
Surface area
1.7302068377055E+14
Volume
9.4130384728476E+20
Height
9423070.4290787