42656891 is an odd 8-digits composite number following 42656890
and preceding 42656892 . In scientific notation, it is written as 4.2656891 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 41851992 positive integers (up to 42656891) that are relatively prime to 42656891.
42656891 has 4 divisors, whose sum is 43461792
The reverse of 42656891 is 19865624
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million six hundred fifty-six thousand eight hundred ninety-one
Scientific notation
4.2656891 × 10^7
Engineering notation
4.2656891 × 10^6
Prime Factorization
53 × 804847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42656891
Product of the distinct prime numbers
The prime factorization of 42656891 is 53 × 804847.
Since it has a total of 2 prime factors.
7 , 8 , 76 , 13 , 312 , 933 , 8143 , 7509 , 95653 , 13313 , 639411 , 831068 , 469338 , 6777665 , 99015805 , 97137996 , 237072464 , 395459780 , 1449716439 , 1860114258
n×2
85313782
n×3
127970673
n×4
170627564
n×5
213284455
n÷2
21328445.5
n÷3
14218963.666667
n÷3
10664222.75
n÷5
8531378.2
n2
1819610349785881
n3
7.7618920353288E+22
n4
3.3109818250479E+30
n5
1.4123619081405E+38
2 √n
6531.2243109543
3 √n
349.40549688289
4 √n
80.815990440966
5 √n
33.573594430382
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42656890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42656891 can be divided by 4 positive divisors.
The sum of these divisors (counting 42656891) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100010101110010001111011
3
Ternary
2222021012020212
4
Quaternary
2202232101323
5
Quinary
41410010031
6
Senary
4122141335
8
Octal
242562173
10
Decimal
42656891
12
Duodecimal
1235184b
16
Hexadecimal
28ae47b
20
Vigesimal
d6c24b
36
Base36
pea9n
md5
f1a2f7477e0e941585bfbe4d308d9a6d
sha1
399fe4b852ebc1374d6c504fc537289bb0ce555b
sha256
72aa198758e17edf488c0f99e1412e5a57b644cf555d7a1aae5acb8490b49d8b
sha512
4a9f3b9d2b3d9e0b9042def8b4e576b66f723f61bdda6329cb04f9ce808736af453762eb8bd7f734d404a4af1fd15b6783d4b877895d28a11c6363ff8b711bcb
ripemd-160
b4c4adaef85e4651f9e51f2898e29e2a21a17141
Diameter
85313782
Circumference
268021150.78116
Area
5.7164745072833E+15
Volume
3.2512937328195E+23
Surface area
2.2865898029133E+16
Circumference
268021150.78116
Perimeter
170627564
Area
1819610349785881
Diagonal
60325953.780871
Surface area
10917662098715286
Volume
7.7618920353288E+22
Space diagonal
73883902.504928
Perimeter
127970673
Area
7.8791439395183E+14
Altitude
36941951.252464
Surface area
7.8791439395183E+14
Volume
9.1474774883648E+21
Height
20108651.26029