86986987 is an odd 8-digits composite number following 86986986
and preceding 86986988 . In scientific notation, it is written as 8.6986987 × 10^7.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 86655976 positive integers (up to 86986987) that are relatively prime to 86986987.
86986987 has 4 divisors, whose sum is 87318000
The reverse of 86986987 is 78968968
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
eighty-six million nine hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
8.6986987 × 10^7
Engineering notation
8.6986987 × 10^6
Prime Factorization
263 × 330749
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86986987
Product of the distinct prime numbers
The prime factorization of 86986987 is 263 × 330749.
Since it has a total of 2 prime factors.
4 , 5 , 61 , 98 , 99 , 907 , 3114 , 869 , 26612 , 17239 , 182005 , 541233 , 9027653 , 6712222 , 85898625 , 45370280 , 629529925 , 900275408 , 2518209821 , 8156325692
n×2
173973974
n×3
260960961
n×4
347947948
n×5
434934935
n÷2
43493493.5
n÷3
28995662.333333
n÷3
21746746.75
n÷5
17397397.4
n2
7566735907338169
n3
6.5820755800406E+23
n4
5.7255492291401E+31
n5
4.9804827636307E+39
2 √n
9326.6814569814
3 √n
443.08266864529
4 √n
96.574745440935
5 √n
38.716033561247
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
-86986986
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 86986987 can be divided by 4 positive divisors.
The sum of these divisors (counting 86986987) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001011110101000011101011
3
Ternary
20001200101201021
4
Quaternary
11023311003223
5
Quinary
134232040422
6
Senary
12344233311
8
Octal
513650353
10
Decimal
86986987
12
Duodecimal
2516b837
16
Hexadecimal
52f50eb
20
Vigesimal
173d797
36
Base36
1fsfl7
md5
fc7838f8a6c69eb77b895f555092daa3
sha1
f2ef810d3cc1b9eede4cca3c913af7f7de08416f
sha256
c3349881600f542d1ae78b30561e72b5199b881f94f5e4baa7ceb11b95aa7d9f
sha512
cc0f13c4018b86f314afb919a30f578f835fb61decc6b6306ae7da9c2c867b68ae07bc2e43311a9855992f0828da22aa0135c880ed86a7ad1d17d98af03fba3a
ripemd-160
8b570e64e1645cb3819f0067543bf0ad717da931
Diameter
173973974
Circumference
546555358.63422
Area
2.3771601938148E+16
Volume
2.7570933716838E+24
Surface area
9.5086407752591E+16
Circumference
546555358.63422
Perimeter
347947948
Area
7566735907338169
Diagonal
123018176.76537
Surface area
45400415444029014
Volume
6.5820755800406E+23
Space diagonal
150665881.08133
Perimeter
260960961
Area
3.2764927597414E+15
Altitude
75332940.540667
Surface area
3.2764927597414E+15
Volume
7.7570504615485E+22
Height
41006058.921791