85816987 is an odd 8-digits composite number following 85816986
and preceding 85816988 . In scientific notation, it is written as 8.5816987 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 85342680 positive integers (up to 85816987) that are relatively prime to 85816987.
85816987 has 4 divisors, whose sum is 86291296
The reverse of 85816987 is 78961858
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-five million eight hundred sixteen thousand nine hundred eighty-seven
Scientific notation
8.5816987 × 10^7
Engineering notation
8.5816987 × 10^6
Prime Factorization
181 × 474127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85816987
Product of the distinct prime numbers
The prime factorization of 85816987 is 181 × 474127.
Since it has a total of 2 prime factors.
1 , 9 , 30 , 1 , 338 , 200 , 4463 , 5338 , 90968 , 44955 , 554071 , 736087 , 1997728 , 4838661 , 96737272 , 60430088 , 124577850 , 822029129 , 7957875898 , 8804390738
n×2
171633974
n×3
257450961
n×4
343267948
n×5
429084935
n÷2
42908493.5
n÷3
28605662.333333
n÷3
21454246.75
n÷5
17163397.4
n2
7364555257758169
n3
6.3200394281581E+23
n4
5.4236674144573E+31
n5
4.6544279599881E+39
2 √n
9263.7458406414
3 √n
441.08716523718
4 √n
96.248355002261
5 √n
38.611320308237
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
-85816986
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 85816987 can be divided by 4 positive divisors.
The sum of these divisors (counting 85816987) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111010111011010011011
3
Ternary
12222110221202221
4
Quaternary
11013113122123
5
Quinary
133432120422
6
Senary
12303204511
8
Octal
507273233
10
Decimal
85816987
12
Duodecimal
248a6737
16
Hexadecimal
51d769b
20
Vigesimal
16g7297
36
Base36
1f3ct7
md5
0cfc26c5507b631b00f57e2ae7dab93a
sha1
1becbdcba26f0352bd01b06ffa1fa845e9c75f57
sha256
06887a2772ce255525775085829afef3df8a8c92d90664989a3f1996a5a647a6
sha512
1dbe6aa416b49be8ee7a354f1ba7b2d46094641710849282ac7fa49eccd926c1bb3e211d6eda9e7a06a8c1c3201681eda7246b0e94512fab64b6c2cc68a6ddce
ripemd-160
d2c586e747872f68cdeaae87a35a81bdca3bb905
Diameter
171633974
Circumference
539204031.82482
Area
2.3136432694729E+16
Volume
2.6473319250533E+24
Surface area
9.2545730778917E+16
Circumference
539204031.82482
Perimeter
343267948
Area
7364555257758169
Diagonal
121363546.8974
Surface area
44187331546549014
Volume
6.3200394281581E+23
Space diagonal
148639381.63648
Perimeter
257450961
Area
3.1889459703964E+15
Altitude
74319690.818239
Surface area
3.1889459703964E+15
Volume
7.4482378950283E+22
Height
40454515.632465