90702985 is an odd 8-digits composite number following 90702984
and preceding 90702986 . In scientific notation, it is written as 9.0702985 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 72562384 positive integers (up to 90702985) that are relatively prime to 90702985.
90702985 has 4 divisors, whose sum is 108843588
The reverse of 90702985 is 58920709
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
ninety million seven hundred two thousand nine hundred eighty-five
Scientific notation
9.0702985 × 10^7
Engineering notation
9.0702985 × 10^6
Prime Factorization
5 × 18140597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90702985
Product of the distinct prime numbers
The prime factorization of 90702985 is 5 × 18140597.
Since it has a total of 2 prime factors.
5 , 8 , 69 , 60 , 388 , 588 , 4989 , 1053 , 98900 , 64352 , 121414 , 993295 , 2456145 , 2340479 , 2208707 , 69242819 , 988869011 , 916804619 , 4420455773 , 8992118457
n×2
181405970
n×3
272108955
n×4
362811940
n×5
453514925
n÷2
45351492.5
n÷3
30234328.333333
n÷3
22675746.25
n÷5
18140597
n2
8227031487910225
n3
7.4621631364245E+23
n4
6.7684047103066E+31
n5
6.1391451091287E+39
2 √n
9523.8114744046
3 √n
449.30424995031
4 √n
97.590017288678
5 √n
39.04130409453
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-90702984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90702985 can be divided by 4 positive divisors.
The sum of these divisors (counting 90702985) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011010000000010010001001
3
Ternary
20022200012002211
4
Quaternary
11122000102021
5
Quinary
141204443420
6
Senary
13000025121
8
Octal
532002211
10
Decimal
90702985
12
Duodecimal
264621a1
16
Hexadecimal
5680489
20
Vigesimal
186hh95
36
Base36
1i02vd
md5
f8665d1969c67a21f33a3b1ddd238e3b
sha1
8815b73cfb7547b4bed695eaaa9ed7bbd441f0be
sha256
73e53d6d6321f8cac2b0cf7c2143bc8f5040b92a62d826627de447292d1c5056
sha512
afe28c071ae071ca9860413ca7f86878e5fc285519bbd8c0aeb5ea23c3c5a43197ac523c242f20061fdef2e8f360e398de3b8b826d5603945514c28e182853ba
ripemd-160
2c8d5625771d5e8ba83de679b125b962666ae9e2
Diameter
181405970
Circumference
569903662.66933
Area
2.5845981683271E+16
Volume
3.1257435852373E+24
Surface area
1.0338392673308E+17
Circumference
569903662.66933
Perimeter
362811940
Area
8227031487910225
Diagonal
128273391.53472
Surface area
49362188927461350
Volume
7.4621631364245E+23
Space diagonal
157102178.41816
Perimeter
272108955
Area
3.5624091331324E+15
Altitude
78551089.209079
Surface area
3.5624091331324E+15
Volume
8.7942435934767E+22
Height
42757797.178241