19421639 is an odd 8-digits composite number following 19421638
and preceding 19421640 . In scientific notation, it is written as 1.9421639 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 19200160 positive integers (up to 19421639) that are relatively prime to 19421639.
19421639 has 8 divisors, whose sum is 19644768
The reverse of 19421639 is 93612491
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million four hundred twenty-one thousand six hundred thirty-nine
Scientific notation
1.9421639 × 10^7
Engineering notation
1.9421639 × 10^6
Prime Factorization
317 × 197 × 311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19421639
Product of the distinct prime numbers
The prime factorization of 19421639 is 317 × 197 × 311.
Since it has a total of 3 prime factors.
10 , 3 , 97 , 23 , 361 , 307 , 2747 , 7341 , 87189 , 18653 , 376675 , 886987 , 2079341 , 8184362 , 9226568 , 58143980 , 219248822 , 836624614 , 3246172444 , 6134164362
n×2
38843278
n×3
58264917
n×4
77686556
n×5
97108195
n÷2
9710819.5
n÷3
6473879.6666667
n÷3
4855409.75
n÷5
3884327.8
n2
377200061446321
n3
7.3258434241883E+21
n4
1.4227988635511E+29
n5
2.7633085897499E+36
2 √n
4406.9988654412
3 √n
268.79960476103
4 √n
66.385230777946
5 √n
28.685153319012
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
-19421638
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 19421639 can be divided by 8 positive divisors.
The sum of these divisors (counting 19421639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000101100111000111
3
Ternary
1100112201110222
4
Quaternary
1022011213013
5
Quinary
14432443024
6
Senary
1532134555
8
Octal
112054707
10
Decimal
19421639
12
Duodecimal
660745b
16
Hexadecimal
12859c7
20
Vigesimal
617e1j
36
Base36
bk9tz
md5
a12d2c3ecbe10d998555707d9bd513c9
sha1
5c10991eb09d66122bcac6719cb1fbeb2313129b
sha256
f92e6d1dcaaf90ffac06220b1ace93bc11056c66377e6f7e6199031cc09f277b
sha512
60fc24f8db4940fe504787f2fdee3e1ca50be345832c3d53817ef9bba036bbba800a4f11fe96ef312b68792644c474b8c8906f5ca8654a8587540af7347da6ff
ripemd-160
61cb72aafd61e8de3e06087fa39339439eee2b77
Diameter
38843278
Circumference
122029756.80615
Area
1.1850089419734E+15
Volume
3.0686421177039E+22
Surface area
4.7400357678935E+15
Circumference
122029756.80615
Perimeter
77686556
Area
377200061446321
Diagonal
27466345.277314
Surface area
2263200368677926
Volume
7.3258434241883E+21
Space diagonal
33639265.514261
Perimeter
58264917
Area
1.6333241776078E+14
Altitude
16819632.757131
Surface area
1.6333241776078E+14
Volume
8.633589271924E+20
Height
9155448.4257714