80492987 is an odd 8-digits composite number following 80492986
and preceding 80492988 . In scientific notation, it is written as 8.0492987 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 76160520 positive integers (up to 80492987) that are relatively prime to 80492987.
80492987 has 8 divisors, whose sum is 84836160
The reverse of 80492987 is 78929408
Previous prime number is 971
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty million four hundred ninety-two thousand nine hundred eighty-seven
Scientific notation
8.0492987 × 10^7
Engineering notation
8.0492987 × 10^6
Prime Factorization
19 × 971 × 4363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80492987
Product of the distinct prime numbers
The prime factorization of 80492987 is 19 × 971 × 4363.
Since it has a total of 3 prime factors.
10 , 4 , 58 , 69 , 83 , 833 , 592 , 3292 , 76711 , 54955 , 288564 , 581395 , 2365929 , 4780685 , 10511097 , 57082216 , 896821251 , 601599335 , 5568231800 , 5298197281
n×2
160985974
n×3
241478961
n×4
321971948
n×5
402464935
n÷2
40246493.5
n÷3
26830995.666667
n÷3
20123246.75
n÷5
16098597.4
n2
6479120956182169
n3
5.215237988974E+23
n4
4.1979008364839E+31
n5
3.3790157745839E+39
2 √n
8971.7883947405
3 √n
431.77021637565
4 √n
94.719524886585
5 √n
38.119887368156
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
-80492986
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 80492987 can be divided by 8 positive divisors.
The sum of these divisors (counting 80492987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110011000011100110111011
3
Ternary
12121110110121202
4
Quaternary
10303003212323
5
Quinary
131101233422
6
Senary
11553124415
8
Octal
463034673
10
Decimal
80492987
12
Duodecimal
22b5970b
16
Hexadecimal
4cc39bb
20
Vigesimal
1531c97
36
Base36
1bx8sb
md5
483ce5e9cfa0e82813c1a709ec3c0e92
sha1
5bb5b285ecf5ab0e8ca11f7da65fcbd18777fd21
sha256
6b805c6b8e7822d116e8fff40da55fb13fc079ea07e8f40038b3537f26990e97
sha512
49286e363808df441e130b80b6cd3c50ac270dc1b3254dcf09a627855212e9bb25a9ad6be874e29a0105689dfa77086052f972adba40698bc6f1705631a6d251
ripemd-160
9fa32872c6746b36db42c5c20d4fb9f7b5b8edee
Diameter
160985974
Circumference
505752353.2494
Area
2.0354758797662E+16
Volume
2.1845537803844E+24
Surface area
8.1419035190646E+16
Circumference
505752353.2494
Perimeter
321971948
Area
6479120956182169
Diagonal
113834273.89132
Surface area
38874725737093014
Volume
5.215237988974E+23
Space diagonal
139417943.13698
Perimeter
241478961
Area
2.8055416711229E+15
Altitude
69708971.568491
Surface area
2.8055416711229E+15
Volume
6.1462169125087E+22
Height
37944757.963774