90197988 is an even 8-digits composite number following 90197987
and preceding 90197989 . In scientific notation, it is written as 9.0197988 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors.
There are 28297344 positive integers (up to 90197988) that are relatively prime to 90197988.
90197988 has 24 divisors, whose sum is 222842592
The reverse of 90197988 is 88979109
Previous prime number is 17
Is Prime? no Number parity even Number length 8 Sum of Digits 51 Digital Root 6
Name
ninety million one hundred ninety-seven thousand nine hundred eighty-eight
Scientific notation
9.0197988 × 10^7
Engineering notation
9.0197988 × 10^6
Prime Factorization
2 × 2 × 3 × 17 × 442147
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
45098994 Product of the distinct prime numbers
The prime factorization of 90197988 is 2 × 2 × 3 × 17 × 442147.
Since it has a total of 5 prime factors.
9 , 3 , 85 , 96 , 223 , 747 , 5279 , 3672 , 74516 , 50823 , 303562 , 29331 , 8117751 , 1817829 , 24270214 , 76668519 , 570249193 , 333591405 , 8303983094 , 4622873097
n×2
180395976
n×3
270593964
n×4
360791952
n×5
450989940
n÷2
45098994
n÷3
30065996
n÷3
22549497
n÷5
18039597.6
n2
8135677039248144
n3
7.3382169995798E+23
n4
6.6189240886949E+31
n5
5.9701363552502E+39
2 √n9497.2621317936
3 √n448.46885040974
4 √n97.453897468462
5 √n38.99773376141
1 , 2 , 3 , 4 , 6 , 12 , 17 , 34 , 51 , 68 , 102 , 204 , 442147 , 884294 , 1326441 , 1768588 , 2652882 , 5305764 , 7516499 , 15032998 , 22549497 , 30065996 , 45098994 , 90197988
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-90197987 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90197988 can be divided by 24 positive divisors.
The sum of these divisors (counting 90197988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101011000000100111111100100
3
Ternary
20021201112101020
4
Quaternary
11120010333210
5
Quinary
141042313423
6
Senary
12541131140
8
Octal
530047744
10
Decimal
90197988
12
Duodecimal
26259ab0
16
Hexadecimal
5604fe4
20
Vigesimal
183eej8
36
Base36
1hp97o
md5
791ec341dc2b95adb7ff05949e99f8cd
sha1
35eead90a76af89c5b2db701b9aa148f8e8744f0
sha256
add7064a63405604fe15e70d4cfb93c871feaacad115bf1288748d91f1734926
sha512
3ca345988b9ff9cfecf3a36e58e331e73a26fb94c2f34157cad628a22209cfb5810e358c60ec19acd475226168f673fb7ed42877895a61b870392b2bc9569a85
ripemd-160
97e405815355c4717f7108726a30f854910066ca
Diameter
180395976
Circumference
566730672.93876
Area
2.5558983218481E+16
Volume
3.0738251488437E+24
Surface area
1.0223593287392E+17
Circumference
566730672.93876
Perimeter
360791952
Area
8135677039248144
Diagonal
127559217.92837
Surface area
48814062235488864
Volume
7.3382169995798E+23
Space diagonal
156227497.95649
Perimeter
270593964
Area
3.5228514964873E+15
Altitude
78113748.978244
Surface area
3.5228514964873E+15
Volume
8.6481716703688E+22
Height
42519739.309455