19898984 is an even 8-digits composite number following 19898983
and preceding 19898985 . In scientific notation, it is written as 1.9898984 × 10^7.
The sum of its digits is 56. It has a total of 5 prime factors and 16 positive divisors.
There are 8528112 positive integers (up to 19898984) that are relatively prime to 19898984.
19898984 has 16 divisors, whose sum is 42640800
The reverse of 19898984 is 48989891
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
nineteen million eight hundred ninety-eight thousand nine hundred eighty-four
Scientific notation
1.9898984 × 10^7
Engineering notation
1.9898984 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 355339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4974746
Product of the distinct prime numbers
The prime factorization of 19898984 is 2 × 2 × 2 × 7 × 355339.
Since it has a total of 5 prime factors.
8 , 1 , 25 , 17 , 954 , 636 , 1896 , 2 , 65404 , 94253 , 122073 , 788490 , 9654891 , 8954933 , 93238709 , 79102046 , 729998020 , 433563715 , 1974223603 , 9960022450
n×2
39797968
n×3
59696952
n×4
79595936
n×5
99494920
n÷2
9949492
n÷3
6632994.6666667
n÷3
4974746
n÷5
3979796.8
n2
395969564232256
n3
7.8793920231446E+21
n4
1.5679189579828E+29
n5
3.1199994258197E+36
2 √n
4460.8277258823
3 √n
270.98399073921
4 √n
66.789428249404
5 √n
28.824791897738
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 355339 , 710678 , 1421356 , 2487373 , 2842712 , 4974746 , 9949492 , 19898984
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
-19898983
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 19898984 can be divided by 16 positive divisors.
The sum of these divisors (counting 19898984) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011111010001001101000
3
Ternary
1101102222021102
4
Quaternary
1023322021220
5
Quinary
20043231414
6
Senary
1550300532
8
Octal
113721150
10
Decimal
19898984
12
Duodecimal
67b7748
16
Hexadecimal
12fa268
20
Vigesimal
647794
36
Base36
bui5k
md5
2056515ccfa3873eee75c1e498f74d55
sha1
8357b5c0152081477f4e6642ff7de28fc3794899
sha256
5b1c41273b6bf1ced1b8c261266c24fcfea7fb3739324412dbc28a81e2683528
sha512
834ed0f375f1826c3e2076172a2ef529ea3ed70e1dcec749a901ca3d64a0ab51b9c1329852f79608f26eb80dc7b9627b15bc3e5ac2fc8359ee94b797fb6f481d
ripemd-160
2dff8805ac4b74a2acb7710be4761b612f85f363
Diameter
39797968
Circumference
125029003.8966
Area
1.2439750740372E+15
Volume
3.300512012622E+22
Surface area
4.9759002961488E+15
Circumference
125029003.8966
Perimeter
79595936
Area
395969564232256
Diagonal
28141413.050245
Surface area
2375817385393536
Volume
7.8793920231446E+21
Space diagonal
34466051.307
Perimeter
59696952
Area
1.7145985087529E+14
Altitude
17233025.6535
Surface area
1.7145985087529E+14
Volume
9.2859525519879E+20
Height
9380471.0167484