42161898 is an even 8-digits composite number following 42161897
and preceding 42161899 . In scientific notation, it is written as 4.2161898 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 13442880 positive integers (up to 42161898) that are relatively prime to 42161898.
42161898 has 16 divisors, whose sum is 87990336
The reverse of 42161898 is 89816124
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
forty-two million one hundred sixty-one thousand eight hundred ninety-eight
Scientific notation
4.2161898 × 10^7
Engineering notation
4.2161898 × 10^6
Prime Factorization
2 × 3 × 23 × 305521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42161898
Product of the distinct prime numbers
The prime factorization of 42161898 is 2 × 3 × 23 × 305521.
Since it has a total of 4 prime factors.
2 , 7 , 78 , 36 , 811 , 814 , 2716 , 5163 , 20731 , 6951 , 46168 , 962710 , 1008633 , 7082455 , 7660923 , 24103880 , 196883653 , 944347059 , 6869770999 , 9142530236
n×2
84323796
n×3
126485694
n×4
168647592
n×5
210809490
n÷2
21080949
n÷3
14053966
n÷3
10540474.5
n÷5
8432379.6
n2
1777625642962404
n3
7.4948071040765E+22
n4
3.1599529265175E+30
n5
1.3322961297263E+38
2 √n
6493.2193864061
3 √n
348.04872814819
4 √n
80.580514930137
5 √n
33.495312244245
1 , 2 , 3 , 6 , 23 , 46 , 69 , 138 , 305521 , 611042 , 916563 , 1833126 , 7026983 , 14053966 , 21080949 , 42161898
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42161897
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42161898 can be divided by 16 positive divisors.
The sum of these divisors (counting 42161898) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000110101011011101010
3
Ternary
2221100001020210
4
Quaternary
2200311123222
5
Quinary
41243140043
6
Senary
4103401550
8
Octal
240653352
10
Decimal
42161898
12
Duodecimal
121532b6
16
Hexadecimal
28356ea
20
Vigesimal
d3a4ei
36
Base36
p3obu
md5
c590bf104d8f70e0423c135b6c4274b3
sha1
42dcce69b0ca80759df8331e3f940629b8c4bb5b
sha256
698929d6d3d92f9640a2010668d59e8c801df113a3cf201a3abaa5138573c99e
sha512
cb64df0501ccd64ef267f24996dfcb5878a8b65948d18fe473eccf59f39805d1aea92e42b693b95885804d62385784c6deb05505255c9da82a4427f224157896
ripemd-160
524b5f41471e21ce3b8542f69a8781ac945ad4c8
Diameter
84323796
Circumference
264911018.0364
Area
5.5845756607635E+15
Volume
3.1394174584319E+23
Surface area
2.2338302643054E+16
Circumference
264911018.0364
Perimeter
168647592
Area
1777625642962404
Diagonal
59625927.966991
Surface area
10665753857774424
Volume
7.4948071040765E+22
Space diagonal
73026549.479537
Perimeter
126485694
Area
7.6973448261204E+14
Altitude
36513274.739768
Surface area
7.6973448261204E+14
Volume
8.832714878296E+21
Height
19875309.32233