Names of 999990997
| Nominal | 999990997 |
| Cardinal | nine hundred ninety-nine million nine hundred ninety thousand nine hundred ninety-seven |
| Ordinal | 999,990,997th |
| This number as US currency | nine hundred ninety-nine million nine hundred ninety thousand nine hundred ninety-seven dollars |
| Is 999990997 an odd number? | 999990997 is an odd number |
| Is 999990997 an even number? | 999990997 is NOT an even number |
| Is 999990997 a palindrome? | 999990997 is NOT a palindrome number |
| Is 999990997 a triangle number? | 999990997 is NOT a triangle number |
999990997 in other Bases
| Base 2 (Binary) | 1110111001101010100110110101012 |
| Base 3 (Ternary) | 21202001222102021213 |
| Base 4 (Quaternary) | 3232122221231114 |
| Base 5 (Quinary) | 40214442024425 |
| Base 6 (Senary) | 2431211355416 |
| Base 8 (Octal) | 73465233258 |
| Base 12 (Duodecimal) | 23AA8A5B112 |
| Base 16 (Hexadecimal) | 3B9AA6D516 |
| Base 20 (Vigesimal) | FC9IH9H20 |
Primes and Factors tests for 999990997
| Is 999990997 a perfect number? | 999990997 is NOT a perfect number |
| Is 999990997 a Mersenne Prime? | 999990997 is NOT a Mersenne prime |
| Is 999990997 a Fermat Prime? | 999990997 is NOT a Fermat prime |
| Is 999990997 a Fibonacci Prime? | 999990997 is NOT a Fibonacci prime |
| Is 999990997 a Partition Prime? | 999990997 is NOT a Partition prime |
| Is 999990997 a Pell Prime? | 999990997 is NOT a Pell prime |
| Prime Factors | Prime factors of 999990997 |
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999990997 in other Numerals
| 999990997 in Roman Numeral | CMXCCMXCVII |
| 999990997 in Chinese Numeral | 玖拾萬玖萬玖佰玖拾柒 |
| 999990997 in Babylonian Numeral |       |
Roots and stuff for 999990997
| Is 999990997 a square number? | 999990997 is NOT a square number |
| Is 999990997 a cube number? | 999990997 is NOT a cube number |
| Square root of the number 999990997 | 31622.634251435 |
| Cube root of the number 999990997 | 999.99699899099 |
Recreational math for 999990997
| Number 999990997 reversed | 799099999 |
| Sum of the digits | 70 |
| No of digits | 9 |