76986988 is an even 8-digits composite number following 76986987
and preceding 76986989 . In scientific notation, it is written as 7.6986988 × 10^7.
The sum of its digits is 61. It has a total of 4 prime factors and 12 positive divisors.
There are 35532432 positive integers (up to 76986988) that are relatively prime to 76986988.
76986988 has 12 divisors, whose sum is 145090960
The reverse of 76986988 is 88968967
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-six million nine hundred eighty-six thousand nine hundred eighty-eight
Scientific notation
7.6986988 × 10^7
Engineering notation
7.6986988 × 10^6
Prime Factorization
2 × 2 × 13 × 1480519
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38493494
Product of the distinct prime numbers
The prime factorization of 76986988 is 2 × 2 × 13 × 1480519.
Since it has a total of 4 prime factors.
6 , 5 , 59 , 66 , 986 , 551 , 4783 , 6464 , 64140 , 77530 , 55365 , 302397 , 7124078 , 1126040 , 1727459 , 43124004 , 407226465 , 437794648 , 3121458466 , 8302328951
n×2
153973976
n×3
230960964
n×4
307947952
n×5
384934940
n÷2
38493494
n÷3
25662329.333333
n÷3
19246747
n÷5
15397397.6
n2
5926996321312144
n3
4.563015946649E+23
n4
3.5129285392848E+31
n5
2.7044978729877E+39
2 √n
8774.2229285561
3 √n
425.40812099565
4 √n
93.670822183624
5 √n
37.781871426953
1 , 2 , 4 , 13 , 26 , 52 , 1480519 , 2961038 , 5922076 , 19246747 , 38493494 , 76986988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-76986987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 76986988 can be divided by 12 positive divisors.
The sum of these divisors (counting 76986988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100100101101011101001101100
3
Ternary
12100212100021221
4
Quaternary
10211223221230
5
Quinary
124202040423
6
Senary
11350033124
8
Octal
445535154
10
Decimal
76986988
12
Duodecimal
219487a4
16
Hexadecimal
496ba6c
20
Vigesimal
1413798
36
Base36
19u3jg
md5
eac5560975cc557174c352f4a1f5618d
sha1
c7f16c6a2d03fdfc9fc1a0f5b6d6269d7b5e66c5
sha256
aa90698be313c7f24a7aea988c96f02354b8a85752bc774aa826d26230fc7f50
sha512
d636ce98e38711d0539066b9001115b55c9fbdca38dea98349d7b9381e37f5bb5144dfb454ed927f8c15d97e8913914a87f5b5ff1d1e2da13f7f8bddbe1be4de
ripemd-160
dd78990044672ab1bcdf8972fc44b6ab25f8eea3
Diameter
153973976
Circumference
483723511.84561
Area
1.8620208100888E+16
Volume
1.9113516501608E+24
Surface area
7.4480832403552E+16
Circumference
483723511.84561
Perimeter
307947952
Area
5926996321312144
Diagonal
108876042.55585
Surface area
35561977927872864
Volume
4.563015946649E+23
Space diagonal
133345374.7377
Perimeter
230960964
Area
2.5664646911966E+15
Altitude
66672687.368848
Surface area
2.5664646911966E+15
Volume
5.3775658642298E+22
Height
36292014.185285