Names of 998561
| Nominal | 998561 |
| Cardinal | nine hundred ninety-eight thousand five hundred sixty-one |
| Ordinal | 998,561st |
| This number as US currency | nine hundred ninety-eight thousand five hundred sixty-one dollars |
| Is 998561 an odd number? | 998561 is an odd number |
| Is 998561 an even number? | 998561 is NOT an even number |
| Is 998561 a palindrome? | 998561 is NOT a palindrome number |
| Is 998561 a triangle number? | 998561 is NOT a triangle number |
998561 in other Bases
| Base 2 (Binary) | 111100111100101000012 |
| Base 3 (Ternary) | 12122012022023 |
| Base 4 (Quaternary) | 33033022014 |
| Base 5 (Quinary) | 2234232215 |
| Base 6 (Senary) | 332225456 |
| Base 8 (Octal) | 36362418 |
| Base 12 (Duodecimal) | 401A5512 |
| Base 16 (Hexadecimal) | F3CA116 |
| Base 20 (Vigesimal) | 64G8120 |
Primes and Factors tests for 998561
| Is 998561 a Prime Number? | 998561 is a prime |
| Is 998561 a perfect number? | 998561 is NOT a perfect number |
| Is 998561 a Mersenne Prime? | 998561 is NOT a Mersenne prime |
| Is 998561 a Fermat Prime? | 998561 is NOT a Fermat prime |
| Is 998561 a Fibonacci Prime? | 998561 is NOT a Fibonacci prime |
| Is 998561 a Partition Prime? | 998561 is NOT a Partition prime |
| Is 998561 a Pell Prime? | 998561 is NOT a Pell prime |
| Prime Factors | Prime factors of 998561 |
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998561 in other Numerals
| 998561 in Roman Numeral | CMXCVMMMDLXI |
| 998561 in Chinese Numeral | 玖拾萬玖萬捌仟伍佰陸拾壹 |
| 998561 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂵𓇃𓍦𓎋𓏺 |
| 998561 in Babylonian Numeral |     |
Roots and stuff for 998561
| Is 998561 a square number? | 998561 is NOT a square number |
| Is 998561 a cube number? | 998561 is NOT a cube number |
| Square root of the number 998561 | 999.28024097347 |
| Cube root of the number 998561 | 99.952010306911 |
Recreational math for 998561
| Number 998561 reversed | 165899 |
| Sum of the digits | 38 |
| No of digits | 6 |