90639785 is an odd 8-digits composite number following 90639784
and preceding 90639786 . In scientific notation, it is written as 9.0639785 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 68695344 positive integers (up to 90639785) that are relatively prime to 90639785.
90639785 has 8 divisors, whose sum is 114492480
The reverse of 90639785 is 58793609
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety million six hundred thirty-nine thousand seven hundred eighty-five
Scientific notation
9.0639785 × 10^7
Engineering notation
9.0639785 × 10^6
Prime Factorization
5 × 19 × 954103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90639785
Product of the distinct prime numbers
The prime factorization of 90639785 is 5 × 19 × 954103.
Since it has a total of 3 prime factors.
10 , 10 , 16 , 39 , 508 , 75 , 6316 , 369 , 92954 , 3823 , 222051 , 310808 , 4245283 , 849587 , 64811510 , 76764449 , 524184104 , 751894921 , 8640081840 , 8543602836
n×2
181279570
n×3
271919355
n×4
362559140
n×5
453198925
n÷2
45319892.5
n÷3
30213261.666667
n÷3
22659946.25
n÷5
18127957
n2
8215570624846225
n3
7.4465755508838E+23
n4
6.7495600691836E+31
n5
6.1177867351539E+39
2 √n
9520.492896904
3 √n
449.19987034101
4 √n
97.573013158885
5 √n
39.03586193978
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-90639784
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90639785 can be divided by 8 positive divisors.
The sum of these divisors (counting 90639785) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011001110000110110101001
3
Ternary
20022112222102002
4
Quaternary
11121300312221
5
Quinary
141200433120
6
Senary
12554420345
8
Octal
531606651
10
Decimal
90639785
12
Duodecimal
264316b5
16
Hexadecimal
5670da9
20
Vigesimal
1869j95
36
Base36
1hyq3t
md5
51090b328535a2296f33fd12629971bf
sha1
452e97e99cf67ef4ffac66e9220875ea34fbabb9
sha256
cb22f89ef2fc93c8bd01d7549b0cb5abb9ffea913198aff3b7f8cca21274f5d9
sha512
b24b93e059e0c0a4fa1e8ec4fc699a420da5a4f0e75ad17168c9e68bb02dd29769a53cdc46dada2fd5739aded82cb8aeadf0d16066ea3a5e220ff5b0712c511c
ripemd-160
20dc3895d88e55345b5d0b14d94a414bce2cb262
Diameter
181279570
Circumference
569506565.35792
Area
2.5809976320065E+16
Volume
3.1192142726744E+24
Surface area
1.0323990528026E+17
Circumference
569506565.35792
Perimeter
362559140
Area
8215570624846225
Diagonal
128184013.23758
Surface area
49293423749077350
Volume
7.4465755508838E+23
Space diagonal
156992712.80712
Perimeter
271919355
Area
3.557446433851E+15
Altitude
78496356.40356
Surface area
3.557446433851E+15
Volume
8.7758734477464E+22
Height
42728004.412527