86943921 is an odd 8-digits composite number following 86943920
and preceding 86943922 . In scientific notation, it is written as 8.6943921 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 57962612 positive integers (up to 86943921) that are relatively prime to 86943921.
86943921 has 4 divisors, whose sum is 115925232
The reverse of 86943921 is 12934968
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-six million nine hundred forty-three thousand nine hundred twenty-one
Scientific notation
8.6943921 × 10^7
Engineering notation
8.6943921 × 10^6
Prime Factorization
3 × 28981307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86943921
Product of the distinct prime numbers
The prime factorization of 86943921 is 3 × 28981307.
Since it has a total of 2 prime factors.
5 , 4 , 43 , 23 , 417 , 295 , 8393 , 1345 , 68293 , 31366 , 433817 , 391959 , 7631442 , 6929401 , 15594889 , 25372445 , 630984943 , 383657023 , 5955992646 , 4656790359
n×2
173887842
n×3
260831763
n×4
347775684
n×5
434719605
n÷2
43471960.5
n÷3
28981307
n÷3
21735980.25
n÷5
17388784.2
n2
7559245398854241
n3
6.572304347776E+23
n4
5.7142191000099E+31
n5
4.9681661400795E+39
2 √n
9324.3724185599
3 √n
443.00953529982
4 √n
96.562790030942
5 √n
38.71219925212
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
-86943920
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 86943921 can be divided by 4 positive divisors.
The sum of these divisors (counting 86943921) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001011101010100010110001
3
Ternary
20001121012122020
4
Quaternary
11023222202301
5
Quinary
134224201141
6
Senary
12343302053
8
Octal
513524261
10
Decimal
86943921
12
Duodecimal
2514a929
16
Hexadecimal
52ea8b1
20
Vigesimal
1737jg1
36
Base36
1fricx
md5
37731b2cd72f1c2dfa428010a781309e
sha1
040a6bf9e2ffdb5626f258eeeb971d60fa0565d2
sha256
a2f8d840c3f1f114ae982de5fb0bc9f8cf35a32139c08451dc552f880e9b5a44
sha512
f1af7b56776123c617f1d1c56b5748398e65949c3864c63db5f486439c5ff2fcaadd1b009c5cb534b98395686426d1b190d9f5be3358bad2adb11e666b638182
ripemd-160
abe3048e228f5c0783ab1463db0f51d96e870c54
Diameter
173887842
Circumference
546284766.97578
Area
2.3748069811723E+16
Volume
2.7530004074839E+24
Surface area
9.4992279246892E+16
Circumference
546284766.97578
Perimeter
347775684
Area
7559245398854241
Diagonal
122957272.24409
Surface area
45355472393125446
Volume
6.572304347776E+23
Space diagonal
150591288.58125
Perimeter
260831763
Area
3.2732492744242E+15
Altitude
75295644.290627
Surface area
3.2732492744242E+15
Volume
7.7455349538904E+22
Height
40985757.414698