87086881 is an odd 8-digits composite number following 87086880
and preceding 87086882 . In scientific notation, it is written as 8.7086881 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 74645892 positive integers (up to 87086881) that are relatively prime to 87086881.
87086881 has 4 divisors, whose sum is 99527872
The reverse of 87086881 is 18868078
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighty-seven million eighty-six thousand eight hundred eighty-one
Scientific notation
8.7086881 × 10^7
Engineering notation
8.7086881 × 10^6
Prime Factorization
7 × 12440983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87086881
Product of the distinct prime numbers
The prime factorization of 87086881 is 7 × 12440983.
Since it has a total of 2 prime factors.
6 , 2 , 66 , 86 , 176 , 94 , 6876 , 3721 , 20616 , 63309 , 558723 , 895580 , 6567482 , 4600108 , 48234292 , 79003572 , 241806607 , 607070859 , 4286460619 , 492617275
n×2
174173762
n×3
261260643
n×4
348347524
n×5
435434405
n÷2
43543440.5
n÷3
29028960.333333
n÷3
21771720.25
n÷5
17417376.2
n2
7584124842308161
n3
6.6047777763123E+23
n4
5.7518949623716E+31
n5
5.0091459211255E+39
2 √n
9332.035201391
3 √n
443.2522126561
4 √n
96.602459603216
5 √n
38.724921612831
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
-87086880
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 87086881 can be divided by 4 positive divisors.
The sum of these divisors (counting 87086881) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001101011100100001
3
Ternary
20001212110202001
4
Quaternary
11030031130201
5
Quinary
134243240011
6
Senary
12350324001
8
Octal
514153441
10
Decimal
87086881
12
Duodecimal
251b9601
16
Hexadecimal
530d721
20
Vigesimal
1745h41
36
Base36
1fuko1
md5
786e693ccae0633ebc06990e2735bb4d
sha1
96558a250cbb553137455173cd8bd22dac09a7a5
sha256
fbbaec817e567592052a9f47755f02f06eeab232bb9b07dfb2454b3a195e2c24
sha512
fae147f4c2501e92e9a54bb63a1657e729ea208ca7cf86f79dac433e74265dc6b91c108242ddbfcb5b52208347500932499515f684133bb2c17c1cb9d6be06ce
ripemd-160
4bc79f7d867ced0fc83811ae1ae094557d10b972
Diameter
174173762
Circumference
547183011.1473
Area
2.3826230888503E+16
Volume
2.7666028454208E+24
Surface area
9.5304923554013E+16
Circumference
547183011.1473
Perimeter
348347524
Area
7584124842308161
Diagonal
123159448.21497
Surface area
45504749053848966
Volume
6.6047777763123E+23
Space diagonal
150838902.5647
Perimeter
261260643
Area
3.2840223894558E+15
Altitude
75419451.282352
Surface area
3.2840223894558E+15
Volume
7.7838052564344E+22
Height
41053149.404991