76687121 is an odd 8-digits composite number following 76687120
and preceding 76687122 . In scientific notation, it is written as 7.6687121 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 65312208 positive integers (up to 76687121) that are relatively prime to 76687121.
76687121 has 8 divisors, whose sum is 88201920
The reverse of 76687121 is 12178667
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-six million six hundred eighty-seven thousand one hundred twenty-one
Scientific notation
7.6687121 × 10^7
Engineering notation
7.6687121 × 10^6
Prime Factorization
7 × 157 × 69779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
76687121
Product of the distinct prime numbers
The prime factorization of 76687121 is 7 × 157 × 69779.
Since it has a total of 3 prime factors.
9 , 7 , 82 , 9 , 140 , 717 , 1478 , 3364 , 16473 , 55183 , 30206 , 799831 , 5180474 , 7793962 , 51913626 , 99239778 , 581360634 , 125939502 , 7156936751 , 8672218184
n×2
153374242
n×3
230061363
n×4
306748484
n×5
383435605
n÷2
38343560.5
n÷3
25562373.666667
n÷3
19171780.25
n÷5
15337424.2
n2
5880914527268641
n3
4.5099040394331E+23
n4
3.4585155677039E+31
n5
2.652236018209E+39
2 √n
8757.1183045566
3 √n
424.85507584628
4 √n
93.579475872419
5 √n
37.752393122438
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
-76687120
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 76687121 can be divided by 8 positive divisors.
The sum of these divisors (counting 76687121) is 1, the average is 0.125.
Base
System
Value
2
Binary
100100100100010011100010001
3
Ternary
12100022002221202
4
Quaternary
10210202130101
5
Quinary
124112441441
6
Senary
11335400545
8
Octal
444423421
10
Decimal
76687121
12
Duodecimal
21823155
16
Hexadecimal
4922711
20
Vigesimal
13j5hg1
36
Base36
19no5t
md5
663c67cedb8ffdb797bc4f726d64e763
sha1
ce04a6b0c6ce05d961de8c85c8b278d3ede39948
sha256
5d765aec1ef04f236b72d6d7e4bcd83c6bf5cd840fc9c2f46b383135df2950f7
sha512
c0f117b92a4f38a35b8a2886ff0d52837c71680ba392ae38019c3c03c0079da64b931d129c335360d766b598b33302d023acf09bfcf1d71968ec55f6ca256fbc
ripemd-160
9e705496ca8a0285d5a57658787166b56383d9ed
Diameter
153374242
Circumference
481839391.9171
Area
1.8475437875257E+16
Volume
1.8891041864904E+24
Surface area
7.3901751501027E+16
Circumference
481839391.9171
Perimeter
306748484
Area
5880914527268641
Diagonal
108451966.57755
Surface area
35285487163611846
Volume
4.5099040394331E+23
Space diagonal
132825989.85818
Perimeter
230061363
Area
2.5465106890498E+15
Altitude
66412994.929091
Surface area
2.5465106890498E+15
Volume
5.3149728813062E+22
Height
36150655.525849