198989815 is an odd 9-digits composite number following 198989814
and preceding 198989816 . In scientific notation, it is written as 1.98989815 × 10^8.
The sum of its digits is 58. It has a total of 2 prime factors and 4 positive divisors.
There are 159191848 positive integers (up to 198989815) that are relatively prime to 198989815.
198989815 has 4 divisors, whose sum is 238787784
The reverse of 198989815 is 518989891
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 58
Digital Root 4
Name
one hundred ninety-eight million nine hundred eighty-nine thousand eight hundred fifteen
Scientific notation
1.98989815 × 10^8
Engineering notation
1.98989815 × 10^6
Prime Factorization
5 × 39797963
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
198989815
Product of the distinct prime numbers
The prime factorization of 198989815 is 5 × 39797963.
Since it has a total of 2 prime factors.
10 , 2 , 42 , 88 , 319 , 845 , 1797 , 3196 , 43349 , 39669 , 767109 , 55693 , 5341622 , 5481018 , 24567049 , 78195052 , 813136525 , 121213535 , 697901563 , 5973530419
n×2
397979630
n×3
596969445
n×4
795959260
n×5
994949075
n÷2
99494907.5
n÷3
66329938.333333
n÷3
49747453.75
n÷5
39797963
n2
39596946473734225
n3
7.8793890533733E+24
n4
1.5679181700438E+33
n5
3.1199974659215E+41
2 √n
14106.374977293
3 √n
583.81728564262
4 √n
118.77026133377
5 √n
45.684215304929
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198989814
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198989815 can be divided by 4 positive divisors.
The sum of these divisors (counting 198989815) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011110111000101011111110111
3
Ternary
111212102201201011
4
Quaternary
23313011133313
5
Quinary
401420133230
6
Senary
31425013051
8
Octal
1367053767
10
Decimal
198989815
12
Duodecimal
56784187
16
Hexadecimal
bdc57f7
20
Vigesimal
323deaf
36
Base36
3ah1iv
md5
22b8d5bc95ec3b838af35d4d25a3dec5
sha1
f1968cb7023e12f81cd937555d8dadcb3a0062d7
sha256
16920a1e2d131b161199dff2f9873cf0a851153340a8ddbb911f0af1368dc326
sha512
d31fee1dc4f332ca08b9efebac49ee0c281974a35f9c2006d116db8c06c5223e04a7ab15b198d2e54d25a7cd17a28507580877c2d871954c07146cb35fde9c46
ripemd-160
dee674715c466430ccd0ba4d574cf033ca46dcd1
Diameter
397979630
Circumference
1250289881.8864
Area
1.2439747614647E+17
Volume
3.3005107686471E+25
Surface area
4.9758990458589E+17
Circumference
1250289881.8864
Perimeter
795959260
Area
39596946473734225
Diagonal
281414095.14711
Surface area
237581678842405350
Volume
7.8793890533733E+24
Space diagonal
344660469.76873
Perimeter
596969445
Area
1.7145980779273E+16
Altitude
172330234.88437
Surface area
1.7145980779273E+16
Volume
9.2859490520788E+23
Height
93804698.382371