76986987 is an odd 8-digits composite number following 76986986
and preceding 76986988 . In scientific notation, it is written as 7.6986987 × 10^7.
The sum of its digits is 60. It has a total of 5 prime factors and 32 positive divisors.
There are 39103680 positive integers (up to 76986987) that are relatively prime to 76986987.
76986987 has 32 divisors, whose sum is 102795264
The reverse of 76986987 is 78968967
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
seventy-six million nine hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
7.6986987 × 10^7
Engineering notation
7.6986987 × 10^6
Prime Factorization
21 × 11 × 47 × 7 × 1013
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
76986987
Product of the distinct prime numbers
The prime factorization of 76986987 is 21 × 11 × 47 × 7 × 1013.
Since it has a total of 5 prime factors.
5 , 5 , 80 , 34 , 81 , 433 , 5694 , 9254 , 20414 , 2484 , 72443 , 548209 , 2768796 , 7517870 , 91133585 , 74026224 , 618241889 , 152935504 , 7974469053 , 5160934973
n×2
153973974
n×3
230960961
n×4
307947948
n×5
384934935
n÷2
38493493.5
n÷3
25662329
n÷3
19246746.75
n÷5
15397397.4
n2
5926996167338169
n3
4.5630157688391E+23
n4
3.5129283567641E+31
n5
2.7044976973413E+39
2 √n
8774.222871571
3 √n
425.40811915375
4 √n
93.670821879447
5 √n
37.781871328801
1 , 7 , 11 , 21 , 47 , 77 , 147 , 231 , 329 , 517 , 987 , 1013 , 1617 , 3619 , 6909 , 7091 , 10857 , 11143 , 21273 , 47611 , 75999 , 78001 , 148911 , 234003 , 333277 , 523721 , 999831 , 1638021 , 3666047 , 6998817 , 10998141 , 76986987
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-76986986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 76986987 can be divided by 32 positive divisors.
The sum of these divisors (counting 76986987) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100100101101011101001101011
3
Ternary
12100212100021220
4
Quaternary
10211223221223
5
Quinary
124202040422
6
Senary
11350033123
8
Octal
445535153
10
Decimal
76986987
12
Duodecimal
219487a3
16
Hexadecimal
496ba6b
20
Vigesimal
1413797
36
Base36
19u3jf
md5
68f4a7ef75ae4ade6e432ef8ff9c06cf
sha1
89280d23510b8a7fb539f32311b6486f3a9d6447
sha256
aea106eaaff3b177600acf9bea74861f8e3d9b05ddfa431a67ba19d47a61eb8a
sha512
51f3025a1bc66a94aac2fc4f725227fc9b1ee125381e7838cd46814a9c46f11f1ac6352431057fb5327d0ae9a8873e862ef3d81c24e19e7967b008477c1c62ea
ripemd-160
420bfaeb27a871522283de9df6bcf2e89c963f99
Diameter
153973974
Circumference
483723505.56243
Area
1.8620207617164E+16
Volume
1.9113515756799E+24
Surface area
7.4480830468658E+16
Circumference
483723505.56243
Perimeter
307947948
Area
5926996167338169
Diagonal
108876041.14164
Surface area
35561977004029014
Volume
4.5630157688391E+23
Space diagonal
133345373.00564
Perimeter
230960961
Area
2.5664646245239E+15
Altitude
66672686.502822
Surface area
2.5664646245239E+15
Volume
5.3775656546788E+22
Height
36292013.71388