84391391 is an odd 8-digits composite number following 84391390
and preceding 84391392 . In scientific notation, it is written as 8.4391391 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 71255448 positive integers (up to 84391391) that are relatively prime to 84391391.
84391391 has 8 divisors, whose sum is 97887360
The reverse of 84391391 is 19319348
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-four million three hundred ninety-one thousand three hundred ninety-one
Scientific notation
8.4391391 × 10^7
Engineering notation
8.4391391 × 10^6
Prime Factorization
67 × 7 × 179939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
84391391
Product of the distinct prime numbers
The prime factorization of 84391391 is 67 × 7 × 179939.
Since it has a total of 3 prime factors.
6 , 3 , 34 , 6 , 542 , 411 , 2045 , 9813 , 48775 , 57228 , 186112 , 114029 , 2225654 , 2410519 , 24827479 , 22420569 , 284784482 , 11196850 , 1686915734 , 6299814367
n×2
168782782
n×3
253174173
n×4
337565564
n×5
421956955
n÷2
42195695.5
n÷3
28130463.666667
n÷3
21097847.75
n÷5
16878278.2
n2
7121906874914881
n3
6.0102762774653E+23
n4
5.072155753496E+31
n5
4.2804627940618E+39
2 √n
9186.4787051405
3 √n
438.63106041878
4 √n
95.846119927415
5 √n
38.482176667418
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
-84391390
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 84391391 can be divided by 8 positive divisors.
The sum of these divisors (counting 84391391) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000001111011010111011111
3
Ternary
12212210112020002
4
Quaternary
11001323113133
5
Quinary
133101011031
6
Senary
12212444515
8
Octal
501732737
10
Decimal
84391391
12
Duodecimal
2431973b
16
Hexadecimal
507b5df
20
Vigesimal
1678i9b
36
Base36
1e8stb
md5
5e1af84c9b44a33f2e1dc3159da7d5f4
sha1
5a46307d1149d3f379a25962aba47ec907799c99
sha256
5a1baf6d1c9cf300ce55319245e4b53f736608716c2feeeb06076dea624ddb7b
sha512
4ef59aca207848a04ae4c251ce5563ec64ae9e00d419480865f7e44c1f7d58d83896e0d95c13144e571bdf8bef654efa60a5769c005b276fd02b93032f158bdb
ripemd-160
e03301e70c37e43d8eab5a65cc1ccf667d8aa153
Diameter
168782782
Circumference
530246747.98365
Area
2.2374130317783E+16
Volume
2.5175786399107E+24
Surface area
8.9496521271133E+16
Circumference
530246747.98365
Perimeter
337565564
Area
7121906874914881
Diagonal
119347449.69973
Surface area
42731441249489286
Volume
6.0102762774653E+23
Space diagonal
146170176.93341
Perimeter
253174173
Area
3.0838761385317E+15
Altitude
73085088.466705
Surface area
3.0838761385317E+15
Volume
7.0831785210006E+22
Height
39782483.233244