42784891 is an odd 8-digits prime number following 42784890
and preceding 42784892 . In scientific notation, it is written as 4.2784891 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 42784890 positive integers (up to 42784891) that are relatively prime to 42784891.
42784891 has 2 divisors, whose sum is 42784892
The reverse of 42784891 is 19848724
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 seven hundred eighty-four thousand eight hundred ninety-one
Scientific notation
4.2784891 × 10^7
Engineering notation
4.2784891 × 10^6
Prime Factorization
42784891
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
42784891 Product of the distinct prime numbers
The prime factorization of 42784891 is 42784891.
Since it has a total of 1 prime factors.
6 , 3 , 19 , 36 , 347 , 240 , 8547 , 1319 , 70646 , 61856 , 156893 , 268211 , 3388722 , 8972160 , 85561587 , 968654 , 431960755 , 295015135 , 4439246473 , 7912483910
n×2
85569782
n×3
128354673
n×4
171139564
n×5
213924455
n÷2
21392445.5
n÷3
14261630.333333
n÷3
10696222.75
n÷5
8556978.2
n2
1830546897881881
n3
7.8319749496264E+22
n4
3.350901945345E+30
n5
1.4336797448327E+38
2 √n6541.0160525716
3 √n349.75463346885
4 √n80.876548223645
5 √n33.593719062852
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
42784892 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
21392446 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
6541.0161290124 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999532545 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42784891 can be divided by 2 positive divisors.
The sum of these divisors (counting 42784891) is 42784892, the average is 21392446.
Base
System
Value
2
Binary
10100011001101100001111011
3
Ternary
2222111200211121
4
Quaternary
2203031201323
5
Quinary
41423104031
6
Senary
4125010111
8
Octal
243154173
10
Decimal
42784891
12
Duodecimal
123b3937
16
Hexadecimal
28cd87b
20
Vigesimal
d7824b
36
Base36
ph117
md5
51d1fa0871fccf208075dffc72de13f1
sha1
ec5845e58a001629063a6b93c7a1fbe665e2d20d
sha256
b92f99930b74aec6ab6b4a2e6f3cf37baf1e42638328f212256c7c3967bde40b
sha512
a1c77763442b03de13ed04e24bd6bbccecb698f842eef78427301f76c1c75d321525602d4890e85b164493e95657a4c873a8843e126fb2ddea69bf62cc867ffb
ripemd-160
5696a700597ecf419bc9fc6eac9d81b47b21ddf6
Diameter
85569782
Circumference
268825398.50048
Area
5.7508326864373E+15
Volume
3.2806499953128E+23
Surface area
2.3003330745749E+16
Circumference
268825398.50048
Perimeter
171139564
Area
1830546897881881
Diagonal
60506973.116855
Surface area
10983281387291286
Volume
7.8319749496264E+22
Space diagonal
74105605.008296
Perimeter
128354673
Area
7.9265005819225E+14
Altitude
37052802.504148
Surface area
7.9265005819225E+14
Volume
9.23007099494E+21
Height
20168991.038952