70986989 is an odd 8-digits composite number following 70986988
and preceding 70986990 . In scientific notation, it is written as 7.0986989 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 70551324 positive integers (up to 70986989) that are relatively prime to 70986989.
70986989 has 4 divisors, whose sum is 71422656
The reverse of 70986989 is 98968907
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy million nine hundred eighty-six thousand nine hundred eighty-nine
Scientific notation
7.0986989 × 10^7
Engineering notation
7.0986989 × 10^6
Prime Factorization
163 × 435503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
70986989
Product of the distinct prime numbers
The prime factorization of 70986989 is 163 × 435503.
Since it has a total of 2 prime factors.
2 , 5 , 68 , 12 , 692 , 791 , 2635 , 2649 , 31837 , 83730 , 605918 , 310659 , 3360768 , 5632515 , 92038720 , 77420021 , 63424794 , 743741955 , 5736339569 , 2129004945
n×2
141973978
n×3
212960967
n×4
283947956
n×5
354934945
n÷2
35493494.5
n÷3
23662329.666667
n÷3
17746747.25
n÷5
14197397.8
n2
5039152607286121
n3
3.5771427070274E+23
n4
2.5393058999519E+31
n5
1.8025767998752E+39
2 √n
8425.3776769947
3 √n
414.05647941596
4 √n
91.789856068057
5 √n
37.173696689357
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
-70986988
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 70986989 can be divided by 4 positive divisors.
The sum of these divisors (counting 70986989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001110110010110011101101
3
Ternary
11221120111211202
4
Quaternary
10032302303231
5
Quinary
121133040424
6
Senary
11013255245
8
Octal
416626355
10
Decimal
70986989
12
Duodecimal
1b934525
16
Hexadecimal
43b2ced
20
Vigesimal
123d799
36
Base36
169hwt
md5
d8ae7a8baa69ce0be3711951c9145be9
sha1
0f66a3339c32c50baaf7d2ce17b8648d35f1912b
sha256
35fae321c29788ddddea3d3573f3fb0691677061b108339650fac514ea401e33
sha512
65d41f07300b764bb85e58534cf6217c4f133234539f4a49e9e4bbedc1934ac2a1f8b61152af7d0cb7688f440725a1ce429d3678108c6a2cbf15d81904eef952
ripemd-160
c5ecd33876d7ed488f414cec57db7361b3abb5dc
Diameter
141973978
Circumference
446024406.28572
Area
1.5830964811368E+16
Volume
1.4983900332319E+24
Surface area
6.3323859245472E+16
Circumference
446024406.28572
Perimeter
283947956
Area
5039152607286121
Diagonal
100390762.59583
Surface area
30234915643716726
Volume
3.5771427070274E+23
Space diagonal
122953071.62433
Perimeter
212960967
Area
2.1820170857282E+15
Altitude
61476535.812167
Surface area
2.1820170857282E+15
Volume
4.2157031090185E+22
Height
33463587.531943