77987293 is an odd 8-digits composite number following 77987292
and preceding 77987294 . In scientific notation, it is written as 7.7987293 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 75047280 positive integers (up to 77987293) that are relatively prime to 77987293.
77987293 has 8 divisors, whose sum is 80945280
The reverse of 77987293 is 39278977
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million nine hundred eighty-seven thousand two hundred ninety-three
Scientific notation
7.7987293 × 10^7
Engineering notation
7.7987293 × 10^6
Prime Factorization
29 × 311 × 8647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77987293
Product of the distinct prime numbers
The prime factorization of 77987293 is 29 × 311 × 8647.
Since it has a total of 3 prime factors.
1 , 6 , 51 , 61 , 917 , 878 , 4887 , 3582 , 86457 , 98769 , 275427 , 369795 , 9721307 , 1866437 , 29128839 , 48271233 , 617915909 , 831902149 , 9629587686 , 5995262320
n×2
155974586
n×3
233961879
n×4
311949172
n×5
389936465
n÷2
38993646.5
n÷3
25995764.333333
n÷3
19496823.25
n÷5
15597458.6
n2
6082017869467849
n3
4.7432010961742E+23
n4
3.6990941364526E+31
n5
2.8848233825411E+39
2 √n
8831.0414448127
3 √n
427.24266491235
4 √n
93.973621005114
5 √n
37.879546348327
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
-77987292
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 77987293 can be divided by 8 positive divisors.
The sum of these divisors (counting 77987293) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001011111110111011101
3
Ternary
12102202011110021
4
Quaternary
10221133313131
5
Quinary
124431043133
6
Senary
11423312141
8
Octal
451376735
10
Decimal
77987293
12
Duodecimal
2214b651
16
Hexadecimal
4a5fddd
20
Vigesimal
147884d
36
Base36
1afjdp
md5
3bcfaa63a0946df3711637af481c197b
sha1
222f3115318ab2cd43b7df4cee33527fe0bcc416
sha256
aa8aabeaed4b4304678fc137432dacb986d3c10be912559c34ad5b7e82f3fded
sha512
72ed5d60e529edc652caa4fddf136743f107c9f9c544bbd7ec4ce79be88ae518c731cb3ee3f54ef0d33225639936ca3c6d792a551cff2b530d74d53986ee1d56
ripemd-160
b3e6104762f310698e011d868a9194cc6c3c405e
Diameter
155974586
Circumference
490008613.52431
Area
1.9107222657722E+16
Volume
1.9868274290987E+24
Surface area
7.6428890630888E+16
Circumference
490008613.52431
Perimeter
311949172
Area
6082017869467849
Diagonal
110290687.45336
Surface area
36492107216807094
Volume
4.7432010961742E+23
Space diagonal
135077953.82076
Perimeter
233961879
Area
2.633590990615E+15
Altitude
67538976.91038
Surface area
2.633590990615E+15
Volume
5.5899160993938E+22
Height
36763562.484455