199778889 is an odd 9-digits composite number following 199778888
and preceding 199778890 . In scientific notation, it is written as 1.99778889 × 10^8.
The sum of its digits is 66. It has a total of 4 prime factors and 16 positive divisors.
There are 128980800 positive integers (up to 199778889) that are relatively prime to 199778889.
199778889 has 16 divisors, whose sum is 207498240
The reverse of 199778889 is 988877991
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 66
Digital Root 3
Name
one hundred ninety-nine million seven hundred seventy-eight thousand eight hundred eighty-nine
Scientific notation
1.99778889 × 10^8
Engineering notation
1.99778889 × 10^6
Prime Factorization
159 × 157 × 53 × 151
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199778889
Product of the distinct prime numbers
The prime factorization of 199778889 is 159 × 157 × 53 × 151.
Since it has a total of 4 prime factors.
3 , 2 , 76 , 89 , 513 , 202 , 3736 , 1768 , 23847 , 14439 , 680006 , 464332 , 7489427 , 7911920 , 39840750 , 69847422 , 555454007 , 682351229 , 3013492254 , 3137071977
n×2
399557778
n×3
599336667
n×4
799115556
n×5
998894445
n÷2
99889444.5
n÷3
66592963
n÷3
49944722.25
n÷5
39955777.8
n2
39911604490074321
n3
7.9734960032345E+24
n4
1.5929361729721E+33
n5
3.1823501888428E+41
2 √n
14134.316007505
3 √n
584.58795734536
4 √n
118.88782951801
5 √n
45.720389200495
1 , 53 , 151 , 157 , 159 , 8003 , 8321 , 8427 , 23707 , 24009 , 24963 , 1256471 , 1272477 , 1323039 , 3769413 , 199778889
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
-199778888
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 199778889 can be divided by 16 positive divisors.
The sum of these divisors (counting 199778889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010000110001001001001
3
Ternary
111220220211010010
4
Quaternary
23322012021021
5
Quinary
402120411024
6
Senary
31453542133
8
Octal
1372061111
10
Decimal
199778889
12
Duodecimal
56aa4949
16
Hexadecimal
be86249
20
Vigesimal
328c749
36
Base36
3axydl
md5
645babc2d8f0ac268435c6a86b4af5f2
sha1
a7719b669a8e7e06da2fcbe1405d7f0b946d2334
sha256
fd76613db32c785068f394d945e9312d9eba78148bbb7398f87e30c2263875dc
sha512
a515b4b3a9be278c2c5270aaaa12ffa4391111830be811b42e9c311418ad101f125f392bd76de20efbddabf3c70c965b79823310cc84329dec8f5081bec690cc
ripemd-160
38a410f2c93607f0ff3baadac573ce96f6fa085d
Diameter
399557778
Circumference
1255247780.0495
Area
1.25386003459E+17
Volume
3.3399301956252E+25
Surface area
5.01544013836E+17
Circumference
1255247780.0495
Perimeter
799115556
Area
39911604490074321
Diagonal
282530014.29963
Surface area
239469626940445926
Volume
7.9734960032345E+24
Space diagonal
346027186.02766
Perimeter
599336667
Area
1.7282231697101E+16
Altitude
173013593.01383
Surface area
1.7282231697101E+16
Volume
9.3968551560849E+23
Height
94176671.43321