42015891 is an odd 8-digits composite number following 42015890
and preceding 42015892 . In scientific notation, it is written as 4.2015891 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 26362880 positive integers (up to 42015891) that are relatively prime to 42015891.
42015891 has 8 divisors, whose sum is 59316624
The reverse of 42015891 is 19851024
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty-two million fifteen thousand eight hundred ninety-one
Scientific notation
4.2015891 × 10^7
Engineering notation
4.2015891 × 10^6
Prime Factorization
3 × 17 × 823841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42015891
Product of the distinct prime numbers
The prime factorization of 42015891 is 3 × 17 × 823841.
Since it has a total of 3 prime factors.
8 , 5 , 14 , 36 , 591 , 651 , 4619 , 2393 , 61949 , 50478 , 88659 , 28793 , 5179581 , 3017307 , 11252768 , 98412751 , 923980101 , 456596624 , 2594166428 , 1353871460
n×2
84031782
n×3
126047673
n×4
168063564
n×5
210079455
n÷2
21007945.5
n÷3
14005297
n÷3
10503972.75
n÷5
8403178.2
n2
1765335096523881
n3
7.4172126994022E+22
n4
3.116408003019E+30
n5
1.3093865896637E+38
2 √n
6481.9665997288
3 √n
347.64649827783
4 √n
80.51066140412
5 √n
33.472081133677
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
-42015890
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 42015891 can be divided by 8 positive divisors.
The sum of these divisors (counting 42015891) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000010001110010010011
3
Ternary
2221001121222010
4
Quaternary
2200101302103
5
Quinary
41224002031
6
Senary
4100314003
8
Octal
240216223
10
Decimal
42015891
12
Duodecimal
120a2903
16
Hexadecimal
2811c93
20
Vigesimal
d2bjeb
36
Base36
p0jo3
md5
579e3b66c3febdc840253a959d022490
sha1
8b1f2066aa1deadcfc29e871fe6642ed6a0747e6
sha256
1475577a4a59b456c3dada3b2bdbb69972eb8f75295e12b3a386de46649e4876
sha512
b06cb9ff1efcaa406f292dbc3093d1db2901a56183b2c9c142aaaae80439ba664a651f2bb5a65cf15668d362c1e49ace6be67b96f9fa0a673da198ba1d8d1beb
ripemd-160
158153618331baa2988707404ee7e5a4a0af85cb
Diameter
84031782
Circumference
263993628.99926
Area
5.5459637703637E+15
Volume
3.1069147902073E+23
Surface area
2.2183855081455E+16
Circumference
263993628.99926
Perimeter
168063564
Area
1765335096523881
Diagonal
59419442.88739
Surface area
10592010579143286
Volume
7.4172126994022E+22
Space diagonal
72773657.937276
Perimeter
126047673
Area
7.6441251989097E+14
Altitude
36386828.968638
Surface area
7.6441251989097E+14
Volume
8.7412689954171E+21
Height
19806480.962463