Names of 990421
| Nominal | 990421 |
| Cardinal | nine hundred ninety thousand four hundred twenty-one |
| Ordinal | 990,421st |
| This number as US currency | nine hundred ninety thousand four hundred twenty-one dollars |
| Is 990421 an odd number? | 990421 is an odd number |
| Is 990421 an even number? | 990421 is NOT an even number |
| Is 990421 a palindrome? | 990421 is NOT a palindrome number |
| Is 990421 a triangle number? | 990421 is NOT a triangle number |
990421 in other Bases
| Base 2 (Binary) | 111100011100110101012 |
| Base 3 (Ternary) | 12120221210213 |
| Base 4 (Quaternary) | 33013031114 |
| Base 5 (Quinary) | 2231431415 |
| Base 6 (Senary) | 331211416 |
| Base 8 (Octal) | 36163258 |
| Base 12 (Duodecimal) | 3B91B112 |
| Base 16 (Hexadecimal) | F1CD516 |
| Base 20 (Vigesimal) | 63G1120 |
Primes and Factors tests for 990421
| Is 990421 a Prime Number? | 990421 is NOT a prime |
| Is 990421 a perfect number? | 990421 is NOT a perfect number |
| Is 990421 a Mersenne Prime? | 990421 is NOT a Mersenne prime |
| Is 990421 a Fermat Prime? | 990421 is NOT a Fermat prime |
| Is 990421 a Fibonacci Prime? | 990421 is NOT a Fibonacci prime |
| Is 990421 a Partition Prime? | 990421 is NOT a Partition prime |
| Is 990421 a Pell Prime? | 990421 is NOT a Pell prime |
| Prime Factors | Prime factors of 990421 |
Sponsored
990421 in other Numerals
| 990421 in Roman Numeral | CMXCCDXXI |
| 990421 in Chinese Numeral | 玖拾萬玖萬肆佰貳拾壹 |
| 990421 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂵𓍥𓎇𓏺 |
| 990421 in Babylonian Numeral |     |
Roots and stuff for 990421
| Is 990421 a square number? | 990421 is NOT a square number |
| Is 990421 a cube number? | 990421 is NOT a cube number |
| Square root of the number 990421 | 995.19897507986 |
| Cube root of the number 990421 | 99.679675014635 |
Recreational math for 990421
| Number 990421 reversed | 124099 |
| Sum of the digits | 25 |
| No of digits | 6 |