42892981 is an odd 8-digits prime number following 42892980
and preceding 42892982 . In scientific notation, it is written as 4.2892981 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 42892980 positive integers (up to 42892981) that are relatively prime to 42892981.
42892981 has 2 divisors, whose sum is 42892982
The reverse of 42892981 is 18929824
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
forty-two million eight hundred ninety-two thousand nine hundred eighty-one
Scientific notation
4.2892981 × 10^7
Engineering notation
4.2892981 × 10^6
Prime Factorization
42892981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
42892981 Product of the distinct prime numbers
The prime factorization of 42892981 is 42892981.
Since it has a total of 1 prime factors.
10 , 6 , 46 , 77 , 883 , 542 , 7207 , 4134 , 17967 , 73199 , 378162 , 374001 , 3346607 , 9918697 , 49363958 , 83990506 , 35326839 , 218158616 , 475738541 , 4409595047
n×2
85785962
n×3
128678943
n×4
171571924
n×5
214464905
n÷2
21446490.5
n÷3
14297660.333333
n÷3
10723245.25
n÷5
8578596.2
n2
1839807819066361
n3
7.8914841826865E+22
n4
3.3848928110977E+30
n5
1.4518814303345E+38
2 √n6549.2733184682
3 √n350.04892105293
4 √n80.927580703171
5 √n33.610675895651
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
42892982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
21446491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
6549.2733948126 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999533723 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42892981 can be divided by 2 positive divisors.
The sum of these divisors (counting 42892981) is 42892982, the average is 21446491.
Base
System
Value
2
Binary
10100011100111111010110101
3
Ternary
2222201012002221
4
Quaternary
2203213322311
5
Quinary
41440033411
6
Senary
4131202341
8
Octal
243477265
10
Decimal
42892981
12
Duodecimal
124463b1
16
Hexadecimal
28e7eb5
20
Vigesimal
d81c91
36
Base36
pjcfp
md5
ce6c92ad2ae5fb4c4182d0e7569df145
sha1
ab8a7fb72c81e01f2fc08d1cb2d93f00cc5fc1ce
sha256
261137d798c3a1c751611169db6860285c8243ee5e671d0db46a0f305c44aa30
sha512
314efe1f75b68ec2b5cd939f9584d1442899f78c01c60b95b747f70127c3e20b0a58ec85b22dd968c2e4d8dacdbeb07c9f7032cfa88712ca5a45591fd0401ab1
ripemd-160
a1f643760bb98a7811cd6547592475714f5ebc02
Diameter
85785962
Circumference
269504548.00033
Area
5.7799267283959E+15
Volume
3.3055771645664E+23
Surface area
2.3119706913584E+16
Circumference
269504548.00033
Perimeter
171571924
Area
1839807819066361
Diagonal
60659835.460811
Surface area
11038846914398166
Volume
7.8914841826865E+22
Space diagonal
74292822.380087
Perimeter
128678943
Area
7.9666015469636E+14
Altitude
37146411.190043
Surface area
7.9666015469636E+14
Volume
9.3002032986733E+21
Height
20219945.153604