86971421 is an odd 8-digits composite number following 86971420
and preceding 86971422 . In scientific notation, it is written as 8.6971421 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 85011120 positive integers (up to 86971421) that are relatively prime to 86971421.
86971421 has 8 divisors, whose sum is 88949664
The reverse of 86971421 is 12417968
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-six million nine hundred seventy-one thousand four hundred twenty-one
Scientific notation
8.6971421 × 10^7
Engineering notation
8.6971421 × 10^6
Prime Factorization
163 × 61 × 8747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
86971421
Product of the distinct prime numbers
The prime factorization of 86971421 is 163 × 61 × 8747.
Since it has a total of 3 prime factors.
6 , 6 , 11 , 18 , 62 , 646 , 1526 , 5298 , 51489 , 98796 , 110320 , 555443 , 506657 , 3792565 , 56914087 , 12428017 , 64790800 , 566101370 , 7279259767 , 5495203542
n×2
173942842
n×3
260914263
n×4
347885684
n×5
434857105
n÷2
43485710.5
n÷3
28990473.666667
n÷3
21742855.25
n÷5
17394284.2
n2
7564028070759241
n3
6.5785426979782E+23
n4
5.7214520655234E+31
n5
4.9760281632195E+39
2 √n
9325.8469320486
3 √n
443.05623773304
4 √n
96.570424727494
5 √n
38.714647843818
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-86971420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86971421 can be divided by 8 positive divisors.
The sum of these divisors (counting 86971421) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001011110001010000011101
3
Ternary
20001122121100202
4
Quaternary
11023301100131
5
Quinary
134231041141
6
Senary
12344033245
8
Octal
513612035
10
Decimal
86971421
12
Duodecimal
25162825
16
Hexadecimal
52f141d
20
Vigesimal
173b8b1
36
Base36
1fs3kt
md5
7d1aebb9922ac3646f79a91f0625d4e8
sha1
73dc24b6ad3f27ca2be4f159f7c60c9be8a1bdbd
sha256
5c2a8a266d6823b9b118b86e2afe3f773bcf3a35e607cca99f13a05fbbb93de2
sha512
fe8c19f69869f606e23370feb7668bf0d8fb015724cbdcbf9e7cf272a44e053a757032edbc7802c428b0d4a6b27d95b3302c087703d49e357da2b4a5324ca440
ripemd-160
34975526181757492922729b279e227246fe1e79
Diameter
173942842
Circumference
546457554.57173
Area
2.3763095018644E+16
Volume
2.755613521506E+24
Surface area
9.5052380074577E+16
Circumference
546457554.57173
Perimeter
347885684
Area
7564028070759241
Diagonal
122996163.11706
Surface area
45384168424555446
Volume
6.5785426979782E+23
Space diagonal
150638919.97846
Perimeter
260914263
Area
3.275320232108E+15
Altitude
75319459.989231
Surface area
3.275320232108E+15
Volume
7.7528869201094E+22
Height
40998721.03902