Names of 997998
| Nominal | 997998 |
| Cardinal | nine hundred ninety-seven thousand nine hundred ninety-eight |
| Ordinal | 997,998th |
| This number as US currency | nine hundred ninety-seven thousand nine hundred ninety-eight dollars |
| Is 997998 an odd number? | 997998 is NOT an odd number |
| Is 997998 an even number? | 997998 is an even number |
| Is 997998 a palindrome? | 997998 is NOT a palindrome number |
| Is 997998 a triangle number? | 997998 is NOT a triangle number |
997998 in other Bases
| Base 2 (Binary) | 111100111010011011102 |
| Base 3 (Ternary) | 12122002222203 |
| Base 4 (Quaternary) | 33032212324 |
| Base 5 (Quinary) | 2234134435 |
| Base 6 (Senary) | 332202106 |
| Base 8 (Octal) | 36351568 |
| Base 12 (Duodecimal) | 40166612 |
| Base 16 (Hexadecimal) | F3A6E16 |
| Base 20 (Vigesimal) | 64EJI20 |
Primes and Factors tests for 997998
| Is 997998 a Prime Number? | 997998 is NOT a prime |
| Is 997998 a perfect number? | 997998 is NOT a perfect number |
| Is 997998 a Mersenne Prime? | 997998 is NOT a Mersenne prime |
| Is 997998 a Fermat Prime? | 997998 is NOT a Fermat prime |
| Is 997998 a Fibonacci Prime? | 997998 is NOT a Fibonacci prime |
| Is 997998 a Partition Prime? | 997998 is NOT a Partition prime |
| Is 997998 a Pell Prime? | 997998 is NOT a Pell prime |
| Prime Factors | Prime factors of 997998 |
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997998 in other Numerals
| 997998 in Roman Numeral | CMXCVMMCMXCVIII |
| 997998 in Chinese Numeral | 玖拾萬玖萬柒仟玖佰玖拾捌 |
| 997998 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂵𓇂𓍪𓎎𓐁 |
| 997998 in Babylonian Numeral |     |
Roots and stuff for 997998
| Is 997998 a square number? | 997998 is NOT a square number |
| Is 997998 a cube number? | 997998 is NOT a cube number |
| Square root of the number 997998 | 998.99849849737 |
| Cube root of the number 997998 | 99.933222083692 |
Recreational math for 997998
| Number 997998 reversed | 899799 |
| Sum of the digits | 51 |
| No of digits | 6 |