19402489 is an odd 8-digits prime number following 19402488
and preceding 19402490 . In scientific notation, it is written as 1.9402489 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 19402488 positive integers (up to 19402489) that are relatively prime to 19402489.
19402489 has 2 divisors, whose sum is 19402490
The reverse of 19402489 is 98420491
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million four hundred two thousand four hundred eighty-nine
Scientific notation
1.9402489 × 10^7
Engineering notation
1.9402489 × 10^6
Prime Factorization
19402489
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
19402489
Product of the distinct prime numbers
The prime factorization of 19402489 is 19402489.
Since it has a total of 1 prime factors.
4 , 5 , 34 , 88 , 867 , 883 , 5826 , 3174 , 29299 , 46952 , 56400 , 874057 , 8265915 , 9053557 , 17349389 , 92715547 , 828032430 , 738212125 , 6805303309 , 2940080386
n×2
38804978
n×3
58207467
n×4
77609956
n×5
97012445
n÷2
9701244.5
n÷3
6467496.3333333
n÷3
4850622.25
n÷5
3880497.8
n2
376456579395121
n3
7.3041946406915E+21
n4
1.4171955616988E+29
n5
2.7497121296709E+36
2 √n
4404.825649217
3 √n
268.71122902031
4 √n
66.368860538787
5 √n
28.679494296419
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
19402490
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9701245
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4404.8257627289
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998969204
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19402489 can be divided by 2 positive divisors.
The sum of these divisors (counting 19402489) is 19402490, the average is 9701245.
Base
System
Value
2
Binary
1001010000000111011111001
3
Ternary
1100111202012201
4
Quaternary
1022000323321
5
Quinary
14431334424
6
Senary
1531510201
8
Octal
112007371
10
Decimal
19402489
12
Duodecimal
65b8361
16
Hexadecimal
1280ef9
20
Vigesimal
615649
36
Base36
bjv21
md5
be129697fd1ba55f2683d9ccebbea66c
sha1
02e0afdf881be654b68e4e329fd954fe6164d8ae
sha256
a7faaf5e3b11cc8327323f9f6ef6ad82c10e6e2f63b3b1d400f9d72107208952
sha512
2326ad7753b328042325bb5b59e3c2aae5bbcdede37cf2f5d9ef5db1e4af7a31e74a770bd224c8a08602a2aca0968efa72e307c935e97d30bcd94dd44b9d8828
ripemd-160
d967dcd320899c96d4b76a0524c6f85cccd3ba30
Diameter
38804978
Circumference
121909433.80751
Area
1.1826732242233E+15
Volume
3.0595738964782E+22
Surface area
4.730692896893E+15
Circumference
121909433.80751
Perimeter
77609956
Area
376456579395121
Diagonal
27439263.087595
Surface area
2258739476370726
Volume
7.3041946406915E+21
Space diagonal
33606096.741296
Perimeter
58207467
Area
1.6301048058898E+14
Altitude
16803048.370648
Surface area
1.6301048058898E+14
Volume
8.608075935899E+20
Height
9146421.0291983