68276987 is an odd 8-digits composite number following 68276986
and preceding 68276988 . In scientific notation, it is written as 6.8276987 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 67737600 positive integers (up to 68276987) that are relatively prime to 68276987.
68276987 has 8 divisors, whose sum is 68818992
The reverse of 68276987 is 78967286
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-eight million two hundred seventy-six thousand nine hundred eighty-seven
Scientific notation
6.8276987 × 10^7
Engineering notation
6.8276987 × 10^6
Prime Factorization
491 × 241 × 577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68276987
Product of the distinct prime numbers
The prime factorization of 68276987 is 491 × 241 × 577.
Since it has a total of 3 prime factors.
1 , 9 , 57 , 30 , 481 , 7 , 1841 , 1898 , 73162 , 9855 , 328186 , 571349 , 7398813 , 5867034 , 57359830 , 28448654 , 3585346 , 949695420 , 2969111182 , 9455127548
n×2
136553974
n×3
204830961
n×4
273107948
n×5
341384935
n÷2
34138493.5
n÷3
22758995.666667
n÷3
17069246.75
n÷5
13655397.4
n2
4661746953798169
n3
3.1829003616177E+23
n4
2.1731884661247E+31
n5
1.4837876065014E+39
2 √n
8262.9889870434
3 √n
408.71895813667
4 √n
90.90098452186
5 √n
36.885431602113
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
-68276986
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 68276987 can be divided by 8 positive divisors.
The sum of these divisors (counting 68276987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100011101001011111011
3
Ternary
11202110211102022
4
Quaternary
10010131023323
5
Quinary
114434330422
6
Senary
10435225055
8
Octal
404351373
10
Decimal
68276987
12
Duodecimal
1aa4818b
16
Hexadecimal
411d2fb
20
Vigesimal
116ec97
36
Base36
14neuz
md5
860b03f39e59c250165ccc484b9e5bca
sha1
e60986290366aea97814a12b54e3a028f5345639
sha256
d34141f61639c4a30815b24b5d26d909c057ed217173d8e07fd86998b294dfe0
sha512
90f0ab92013b762759405cc72cd523712452c65f8397c16f3ca7639bd283558abcb86f9b3e4066d64f65963dec9760e10176872be48c6cb2d1bc1ef18714e428
ripemd-160
520eff4acc8878ca0757ec0315cb9fd4bfecf3e3
Diameter
136553974
Circumference
428996961.53689
Area
1.4645309982947E+16
Volume
1.3332501857555E+24
Surface area
5.8581239931788E+16
Circumference
428996961.53689
Perimeter
273107948
Area
4661746953798169
Diagonal
96558241.013372
Surface area
27970481722789014
Volume
3.1829003616177E+23
Space diagonal
118259210.47172
Perimeter
204830961
Area
2.018595644002E+15
Altitude
59129605.23586
Surface area
2.018595644002E+15
Volume
3.751084049235E+22
Height
32186080.337791