86906921 is an odd 8-digits composite number following 86906920
and preceding 86906922 . In scientific notation, it is written as 8.6906921 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 84787200 positive integers (up to 86906921) that are relatively prime to 86906921.
86906921 has 4 divisors, whose sum is 89026644
The reverse of 86906921 is 12960968
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-six million nine hundred six thousand nine hundred twenty-one
Scientific notation
8.6906921 × 10^7
Engineering notation
8.6906921 × 10^6
Prime Factorization
41 × 2119681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86906921
Product of the distinct prime numbers
The prime factorization of 86906921 is 41 × 2119681.
Since it has a total of 2 prime factors.
10 , 8 , 68 , 38 , 247 , 692 , 1424 , 9964 , 36233 , 25614 , 441680 , 260099 , 8290343 , 3519773 , 79365258 , 15645478 , 222079011 , 316203720 , 8159110850 , 3650289687
n×2
173813842
n×3
260720763
n×4
347627684
n×5
434534605
n÷2
43453460.5
n÷3
28968973.666667
n÷3
21726730.25
n÷5
17381384.2
n2
7552812917700241
n3
6.5639171556635E+23
n4
5.704498296978E+31
n5
4.957603828401E+39
2 √n
9322.3881596938
3 √n
442.94668375772
4 √n
96.552515035569
5 √n
38.708903805493
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
-86906920
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 86906921 can be divided by 4 positive divisors.
The sum of these divisors (counting 86906921) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001011100001100000101001
3
Ternary
20001112022212212
4
Quaternary
11023201200221
5
Quinary
134222010141
6
Senary
12342414505
8
Octal
513414051
10
Decimal
86906921
12
Duodecimal
25131435
16
Hexadecimal
52e1829
20
Vigesimal
1733761
36
Base36
1fqpt5
md5
7d3e4a952654bab79970473064af55aa
sha1
1760db760925020cbd4e32e4c99a6c84af6e1db4
sha256
eb038bac4eefca4abc731e073c8779ab6cd7ad0438bae77407a26ae5afeb820e
sha512
883b6d59e6012d7d400d6da4bc336a4a1abfcdd74bf7e5b99de477bcbec180d0f49a2f6ee2fdc0e77ad90769fdf5a67a631cd35f64b90c0a338f75e2a51a0614
ripemd-160
9dd929104921ffe83fac2a016fe32cbe60c468a8
Diameter
173813842
Circumference
546052289.11942
Area
2.3727861576185E+16
Volume
2.7494871886673E+24
Surface area
9.4911446304741E+16
Circumference
546052289.11942
Perimeter
347627684
Area
7552812917700241
Diagonal
122904946.34229
Surface area
45316877506201446
Volume
6.5639171556635E+23
Space diagonal
150527202.70137
Perimeter
260720763
Area
3.2704639283798E+15
Altitude
75263601.350687
Surface area
3.2704639283798E+15
Volume
7.735650553194E+22
Height
40968315.447429