189718857 is an odd 9-digits composite number following 189718856
and preceding 189718858 . In scientific notation, it is written as 1.89718857 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 14 positive divisors.
There are 119820384 positive integers (up to 189718857) that are relatively prime to 189718857.
189718857 has 14 divisors, whose sum is 267619702
The reverse of 189718857 is 758817981
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 54 Digital Root 9
Name
one hundred eighty-nine million seven hundred eighteen thousand eight hundred fifty-seven
Scientific notation
1.89718857 × 10^8
Engineering notation
1.89718857 × 10^6
Prime Factorization
3 × 57 × 19 × 58393
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
189718857 Product of the distinct prime numbers
The prime factorization of 189718857 is 3 × 57 × 19 × 58393.
Since it has a total of 4 prime factors.
4 , 5 , 25 , 47 , 978 , 891 , 6660 , 7209 , 6805 , 26921 , 892531 , 958811 , 9151159 , 3609605 , 47771579 , 23853059 , 694125640 , 12200584 , 5340717190 , 5662468812
n×2
379437714
n×3
569156571
n×4
758875428
n×5
948594285
n÷2
94859428.5
n÷3
63239619
n÷3
47429714.25
n÷5
37943771.4
n2
35993244701386449
n3
6.8285972444683E+24
n4
1.2955136641339E+33
n5
2.4578337158736E+41
2 √n13773.846848285
3 √n574.60601315381
4 √n117.36203324877
5 √n45.250366377682
1 , 3 , 19 , 57 , 171 , 1083 , 3249 , 58393 , 175179 , 1109467 , 3328401 , 9985203 , 63239619 , 189718857
14 divisors
τ Total Divisors
14 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-189718856 Sum of the proper positive divisors of n
A Arithmetic Mean
0.071428571428571 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
14 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189718857 can be divided by 14 positive divisors.
The sum of these divisors (counting 189718857) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1011010011101110000101001001
3
Ternary
111012222201100100
4
Quaternary
23103232011021
5
Quinary
342032000412
6
Senary
30454200013
8
Octal
1323560511
10
Decimal
189718857
12
Duodecimal
53653009
16
Hexadecimal
b4ee149
20
Vigesimal
2j5eh2h
36
Base36
34yc09
md5
09c39fb865c667d021131485e8089f45
sha1
36e3f567c260f51b30537435314f476c28e31a06
sha256
6532992bbc3014cbdf1c018dc629aa51bc551ffddae4a650e9cec7f7db8f2f5d
sha512
3c993fa7d91f2de04d3ca5fd7bf6a807028edba09cd7c92cf61b96ec9421b912fe34dc5cbc70e9b143076d88170fc3f0c423b6e489de45b79bcf50dc4a7ee78b
ripemd-160
5f38bc1dbf7f4a48fad807ce6c29f767667be181
Diameter
379437714
Circumference
1192038734.7973
Area
1.1307611313274E+17
Volume
2.860356125006E+25
Surface area
4.5230445253094E+17
Circumference
1192038734.7973
Perimeter
758875428
Area
35993244701386449
Diagonal
268302980.60732
Surface area
215959468208318694
Volume
6.8285972444683E+24
Space diagonal
328602699.47789
Perimeter
569156571
Area
1.5585532138015E+16
Altitude
164301349.73895
Surface area
1.5585532138015E+16
Volume
8.0475790292589E+23
Height
89434326.869107