84390639 is an odd 8-digits composite number following 84390638
and preceding 84390640 . In scientific notation, it is written as 8.4390639 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 54951960 positive integers (up to 84390639) that are relatively prime to 84390639.
84390639 has 8 divisors, whose sum is 115137792
The reverse of 84390639 is 93609348
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-four million three hundred ninety thousand six hundred thirty-nine
Scientific notation
8.4390639 × 10^7
Engineering notation
8.4390639 × 10^6
Prime Factorization
3 × 43 × 654191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
84390639
Product of the distinct prime numbers
The prime factorization of 84390639 is 3 × 43 × 654191.
Since it has a total of 3 prime factors.
5 , 8 , 62 , 14 , 344 , 348 , 4034 , 9824 , 40063 , 42519 , 957886 , 397852 , 4814566 , 9900307 , 28282499 , 16872305 , 676801766 , 905938788 , 1812506814 , 6617059025
n×2
168781278
n×3
253171917
n×4
337562556
n×5
421953195
n÷2
42195319.5
n÷3
28130213
n÷3
21097659.75
n÷5
16878127.8
n2
7121779950828321
n3
6.0101156086779E+23
n4
5.071974966802E+31
n5
4.2802720844043E+39
2 √n
9186.4377753295
3 √n
438.62975755469
4 √n
95.845906408826
5 √n
38.482108085304
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
-84390638
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 84390639 can be divided by 8 positive divisors.
The sum of these divisors (counting 84390639) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000001111011001011101111
3
Ternary
12212210111012020
4
Quaternary
11001323023233
5
Quinary
133101000024
6
Senary
12212441223
8
Octal
501731357
10
Decimal
84390639
12
Duodecimal
24319213
16
Hexadecimal
507b2ef
20
Vigesimal
1678gbj
36
Base36
1e8s8f
md5
a23d97869c9eb6d543218a2d4950b200
sha1
b4fd9d7a068eb0e110515c1e6ec1256d586aa7d5
sha256
5f1ca722a4709ee7c14f0a7d6784861045b4776c339fdbe9366632ea1d2f3624
sha512
9e4b2ccda50eecc4d7d448672fb45ba45a68f9dd4871c7a03510bfd3e9691b97b60e819c842eb1d1a4b706438dabe0cb694072a83e4d24f302543946ffeb9bbb
ripemd-160
8345889db21452cfab7ab97624464de422e29122
Diameter
168781278
Circumference
530242023.0283
Area
2.2373731574005E+16
Volume
2.5175113391264E+24
Surface area
8.9494926296021E+16
Circumference
530242023.0283
Perimeter
337562556
Area
7121779950828321
Diagonal
119346386.21113
Surface area
42730679704969926
Volume
6.0101156086779E+23
Space diagonal
146168874.4312
Perimeter
253171917
Area
3.08382117879E+15
Altitude
73084437.215602
Surface area
3.08382117879E+15
Volume
7.0829891710188E+22
Height
39782128.737044