199431387 is an odd 9-digits composite number following 199431386
and preceding 199431388 . In scientific notation, it is written as 1.99431387 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 124862400 positive integers (up to 199431387) that are relatively prime to 199431387.
199431387 has 32 divisors, whose sum is 235699200
The reverse of 199431387 is 783134991
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred ninety-nine million four hundred thirty-one thousand three hundred eighty-seven
Scientific notation
1.99431387 × 10^8
Engineering notation
1.99431387 × 10^6
Prime Factorization
9 × 59 × 61 × 131 × 47
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
199431387
Product of the distinct prime numbers
The prime factorization of 199431387 is 9 × 59 × 61 × 131 × 47.
Since it has a total of 5 prime factors.
10 , 2 , 61 , 82 , 479 , 883 , 2098 , 9817 , 41930 , 43121 , 201868 , 720592 , 5641807 , 6901899 , 44746159 , 69051640 , 543803649 , 378638954 , 3518503852 , 1874869537
n×2
398862774
n×3
598294161
n×4
797725548
n×5
997156935
n÷2
99715693.5
n÷3
66477129
n÷3
49857846.75
n÷5
39886277.4
n2
39772878120743769
n3
7.9319602486019E+24
n4
1.5818818340075E+33
n5
3.1547688822623E+41
2 √n
14122.017809081
3 √n
584.24881009226
4 √n
118.83609640627
5 √n
45.704472611197
1 , 9 , 47 , 59 , 61 , 131 , 423 , 531 , 549 , 1179 , 2773 , 2867 , 3599 , 6157 , 7729 , 7991 , 24957 , 25803 , 32391 , 55413 , 69561 , 71919 , 169153 , 363263 , 375577 , 471469 , 1522377 , 3269367 , 3380193 , 4243221 , 22159043 , 199431387
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199431386
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199431387 can be divided by 32 positive divisors.
The sum of these divisors (counting 199431387) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1011111000110001010011011011
3
Ternary
111220021011102200
4
Quaternary
23320301103123
5
Quinary
402023301022
6
Senary
31442301243
8
Octal
1370612333
10
Decimal
199431387
12
Duodecimal
56957823
16
Hexadecimal
be314db
20
Vigesimal
3268i97
36
Base36
3aqi8r
md5
b6791853fa71d487446caed05d9c4d3a
sha1
ca4ad8c802ff1d8905c9b060b6e070f04b968de1
sha256
5f1b173062ff1d9a6e1ef74ad717a18953a67a0d9868da4ae45571a0212080ab
sha512
9b4717f419f40f4eab8fc198b2cc6300eead465d3337bf6d21cd221c9cdc3db64a2486c0d4bc1f507da7eeb05c6ae34627487a1b5e469c27d2c60e1555b51af8
ripemd-160
b11b54a5793834c2fee51164b0df3b4526677f67
Diameter
398862774
Circumference
1253064360.5888
Area
1.2495018171625E+17
Volume
3.3225317394099E+25
Surface area
4.99800726865E+17
Circumference
1253064360.5888
Perimeter
797725548
Area
39772878120743769
Diagonal
282038572.25828
Surface area
238637268724462614
Volume
7.9319602486019E+24
Space diagonal
345425294.90793
Perimeter
598294161
Area
1.7222161417093E+16
Altitude
172712647.45397
Surface area
1.7222161417093E+16
Volume
9.3479047998142E+23
Height
94012857.419426