85409905 is an odd 8-digits composite number following 85409904
and preceding 85409906 . In scientific notation, it is written as 8.5409905 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 57859200 positive integers (up to 85409905) that are relatively prime to 85409905.
85409905 has 16 divisors, whose sum is 118548864
The reverse of 85409905 is 50990458
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-five million four hundred nine thousand nine hundred five
Scientific notation
8.5409905 × 10^7
Engineering notation
8.5409905 × 10^6
Prime Factorization
5 × 7 × 83 × 29401
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
85409905
Product of the distinct prime numbers
The prime factorization of 85409905 is 5 × 7 × 83 × 29401.
Since it has a total of 4 prime factors.
5 , 3 , 68 , 98 , 894 , 75 , 5614 , 1047 , 45805 , 12276 , 263053 , 9827 , 6535419 , 6705723 , 54083423 , 24283089 , 946383891 , 177980813 , 3924884935 , 1059521967
n×2
170819810
n×3
256229715
n×4
341639620
n×5
427049525
n÷2
42704952.5
n÷3
28469968.333333
n÷3
21352476.25
n÷5
17081981
n2
7294851872109025
n3
6.230526053859E+23
n4
5.3214863836013E+31
n5
4.5450764648218E+39
2 √n
9241.7479407307
3 √n
440.38861156388
4 √n
96.13401032273
5 √n
38.574619223376
1 , 5 , 7 , 35 , 83 , 415 , 581 , 2905 , 29401 , 147005 , 205807 , 1029035 , 2440283 , 12201415 , 17081981 , 85409905
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85409904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85409905 can be divided by 16 positive divisors.
The sum of these divisors (counting 85409905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000101110100000001110001
3
Ternary
12221201021100211
4
Quaternary
11011310001301
5
Quinary
133331104110
6
Senary
12250344121
8
Octal
505640161
10
Decimal
85409905
12
Duodecimal
2472b041
16
Hexadecimal
5174071
20
Vigesimal
16dg4f5
36
Base36
1eumpd
md5
77897c520ce84e35ee1294f6d4ffd9a7
sha1
5b0ee0284ffd1defada9029625db82e9379f4f87
sha256
0ea3973326bab06f168637e3ea4f4338d881be0caa01d67c74287b1820dff1df
sha512
210abfa6fd93e251615d0bbbde333e39c2b80a45560de9afcaabc02ef426ac27cdcdd7d602e7d536ddb6cf55e1cf455285cb4fd3e592de24cc6a342a4add13a6
ripemd-160
ca7a48e104024d6d97372c462d2ebad53b5409b8
Diameter
170819810
Circumference
536646260.1836
Area
2.2917453050443E+16
Volume
2.6098366505071E+24
Surface area
9.1669812201774E+16
Circumference
536646260.1836
Perimeter
341639620
Area
7294851872109025
Diagonal
120787846.012
Surface area
43769111232654150
Volume
6.230526053859E+23
Space diagonal
147934294.92963
Perimeter
256229715
Area
3.1587635190454E+15
Altitude
73967147.464816
Surface area
3.1587635190454E+15
Volume
7.3427453717386E+22
Height
40262615.337333