85817961 is an odd 8-digits composite number following 85817960
and preceding 85817962 . In scientific notation, it is written as 8.5817961 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 55814400 positive integers (up to 85817961) that are relatively prime to 85817961.
85817961 has 8 divisors, whose sum is 88999848
The reverse of 85817961 is 16971858
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-five million eight hundred seventeen thousand nine hundred sixty-one
Scientific notation
8.5817961 × 10^7
Engineering notation
8.5817961 × 10^6
Prime Factorization
81 × 41 × 25841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85817961
Product of the distinct prime numbers
The prime factorization of 85817961 is 81 × 41 × 25841.
Since it has a total of 3 prime factors.
2 , 1 , 69 , 23 , 626 , 717 , 221 , 2088 , 25440 , 39450 , 318479 , 636727 , 144356 , 7241559 , 31002060 , 60816609 , 101164798 , 359273361 , 5735693938 , 1560535651
n×2
171635922
n×3
257453883
n×4
343271844
n×5
429089805
n÷2
42908980.5
n÷3
28605987
n÷3
21454490.25
n÷5
17163592.2
n2
7364722430197521
n3
6.3202546229052E+23
n4
5.4239136473854E+31
n5
4.6546920985869E+39
2 √n
9263.7984110191
3 √n
441.08883397158
4 √n
96.248628099413
5 √n
38.611407953484
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
-85817960
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 85817961 can be divided by 8 positive divisors.
The sum of these divisors (counting 85817961) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000111010111101001101001
3
Ternary
12222111000010000
4
Quaternary
11013113221221
5
Quinary
133432133321
6
Senary
12303213213
8
Octal
507275151
10
Decimal
85817961
12
Duodecimal
248a7209
16
Hexadecimal
51d7a69
20
Vigesimal
16g74i1
36
Base36
1f3dk9
md5
fbe38e43cd8274b16ee8a55185b2aaf7
sha1
374d8480cf18e3aeace86bb68ea6ca3f823c529f
sha256
e87b27d7a02a5a409111e961a3fe6d9f2c674d5e8cc3040a8f5ea5bfcc50baef
sha512
3eaed2d9362a12abb61c3caba0ff7719429656f2055e59821530d757fb62b579faa5d5d265954603929ed73b542f3df22f9808035bfd109d1d8cc24e03ef9cbf
ripemd-160
988841e69325a91380d76ec419aeb382905e9011
Diameter
171635922
Circumference
539210151.64731
Area
2.3136957882436E+16
Volume
2.6474220656181E+24
Surface area
9.2547831529746E+16
Circumference
539210151.64731
Perimeter
343271844
Area
7364722430197521
Diagonal
121364924.34141
Surface area
44188334581185126
Volume
6.3202546229052E+23
Space diagonal
148641068.65396
Perimeter
257453883
Area
3.1890183581861E+15
Altitude
74320534.326982
Surface area
3.1890183581861E+15
Volume
7.4484915044698E+22
Height
40454974.780468