69886987 is an odd 8-digits composite number following 69886986
and preceding 69886988 . In scientific notation, it is written as 6.9886987 × 10^7.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 69661960 positive integers (up to 69886987) that are relatively prime to 69886987.
69886987 has 4 divisors, whose sum is 70112016
The reverse of 69886987 is 78968896
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
sixty-nine million eight hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
6.9886987 × 10^7
Engineering notation
6.9886987 × 10^6
Prime Factorization
311 × 224717
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69886987
Product of the distinct prime numbers
The prime factorization of 69886987 is 311 × 224717.
Since it has a total of 2 prime factors.
7 , 10 , 8 , 73 , 400 , 22 , 9617 , 9735 , 72768 , 38068 , 707496 , 943992 , 9749465 , 2346734 , 93525293 , 45317902 , 303509030 , 296956983 , 8552871484 , 1781158464
n×2
139773974
n×3
209660961
n×4
279547948
n×5
349434935
n÷2
34943493.5
n÷3
23295662.333333
n÷3
17471746.75
n÷5
13977397.4
n2
4884190951938169
n3
3.4134138956362E+23
n4
2.3855321254995E+31
n5
1.6671765264286E+39
2 √n
8359.8437186349
3 √n
411.90662060367
4 √n
91.432180979319
5 √n
37.057768459527
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
-69886986
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 69886987 can be divided by 4 positive divisors.
The sum of these divisors (counting 69886987) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010100110010000001011
3
Ternary
11212111121220221
4
Quaternary
10022212100023
5
Quinary
120342340422
6
Senary
10533530511
8
Octal
412462013
10
Decimal
69886987
12
Duodecimal
1b4a3a37
16
Hexadecimal
42a640b
20
Vigesimal
11gfh97
36
Base36
15lx57
md5
c0e29d5c8bde53700e1fdb1671189358
sha1
f0bfe53a864c3d11c37981fe1a8b4c611aac6935
sha256
165ead6ee1b37208ce5bc4acd819aca4636b9ab6c85f0d522dba6712c6494af6
sha512
968ee79f64512a2228f7de9c1ed785e5dcd4ee840165adaf70b0e7c28eaf25a6cff50d92c4f45ee008e93347ee82e77b4c3b0ba26b11e03e0377e4e0b937cc1e
ripemd-160
8dc24740a6db855ca0ff4892d8153f8db7f26333
Diameter
139773974
Circumference
439112889.88145
Area
1.5344138413339E+16
Volume
1.4298074690923E+24
Surface area
6.1376553653355E+16
Circumference
439112889.88145
Perimeter
279547948
Area
4884190951938169
Diagonal
98835124.848792
Surface area
29305145711629014
Volume
3.4134138956362E+23
Space diagonal
121047812.27191
Perimeter
209660961
Area
2.1149167206563E+15
Altitude
60523906.135953
Surface area
2.1149167206563E+15
Volume
4.0227468543346E+22
Height
32945041.616264