190981421 is an odd 9-digits composite number following 190981420
and preceding 190981422 . In scientific notation, it is written as 1.90981421 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 184584960 positive integers (up to 190981421) that are relatively prime to 190981421.
190981421 has 8 divisors, whose sum is 197393664
The reverse of 190981421 is 124189091
Previous prime number is 883
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred ninety million nine hundred eighty-one thousand four hundred twenty-one
Scientific notation
1.90981421 × 10^8
Engineering notation
1.90981421 × 10^6
Prime Factorization
31 × 883 × 6977
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
190981421
Product of the distinct prime numbers
The prime factorization of 190981421 is 31 × 883 × 6977.
Since it has a total of 3 prime factors.
1 , 7 , 51 , 31 , 538 , 307 , 8302 , 8686 , 5800 , 81788 , 761600 , 872286 , 7352636 , 6990169 , 86337358 , 62258019 , 457752427 , 358597885 , 4871888516 , 2855285297
n×2
381962842
n×3
572944263
n×4
763925684
n×5
954907105
n÷2
95490710.5
n÷3
63660473.666667
n÷3
47745355.25
n÷5
38196284.2
n2
36473903167179241
n3
6.9658378562843E+24
n4
1.3303456122488E+33
n5
2.5407129544838E+41
2 √n
13819.602780109
3 √n
575.87784852668
4 √n
117.55680660901
5 √n
45.310434213548
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
-190981420
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 190981421 can be divided by 8 positive divisors.
The sum of these divisors (counting 190981421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011011000100010010100101101
3
Ternary
111022100212020222
4
Quaternary
23120202110231
5
Quinary
342342401141
6
Senary
30541221125
8
Octal
1330422455
10
Decimal
190981421
12
Duodecimal
53b617a5
16
Hexadecimal
b62252d
20
Vigesimal
2jdcdb1
36
Base36
35pe7h
md5
06b196cb472259714ea06b3afe788096
sha1
1459c1148b7583aff04ec8cd6ac47f64856e99e7
sha256
804b86071d8d5f27483cd76f3451585eb5f5c317c043072899396796368ceac9
sha512
baee0852b9100567b12488c810ba334cac13f00f7685915c999627472ab976f4f2d7d2dc6a1951fa4f33f7ea9fe8f850a374bed3f9b07f27c319a131996fcdf7
ripemd-160
14307c79378293f6145492e8b3cf46f0ca14d9bd
Diameter
381962842
Circumference
1199971658.3715
Area
1.1458614623776E+17
Volume
2.9178433380534E+25
Surface area
4.5834458495102E+17
Circumference
1199971658.3715
Perimeter
763925684
Area
36473903167179241
Diagonal
270088515.73949
Surface area
218843419003075446
Volume
6.9658378562843E+24
Space diagonal
330789524.4737
Perimeter
572944263
Area
1.5793663358975E+16
Altitude
165394762.23685
Surface area
1.5793663358975E+16
Volume
8.2093186413743E+23
Height
90029505.246495