400221
Everything about the number 400221 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 400221
| Nominal | 400221 |
| Cardinal | four hundred thousand two hundred twenty-one |
| Ordinal | 400,221st |
| This number as US currency | four hundred thousand two hundred twenty-one dollars |
Properties (and some facts) of 400221
| Is 400221 an odd number? | 400221 is an odd number |
| Is 400221 an even number? | 400221 is not an even number |
| Is 400221 a palindrome? | 400221 is not a palindrome |
| Is 400221 a triangle number? | 400221 is not a triangle number |
400221 in other bases
| Base 2 (Binary) | 1100001101101011101 |
| Base 3 (Ternary) | 202100000000 |
| Base 4 (Quaternary) | 1201231131 |
| Base 5 (Quinary) | 100301341 |
| Base 6 (Senary) | 12324513 |
| Base 8 (Octal) | 1415535 |
| Base 12 (Duodecimal) | 173739 |
| Base 16 (Hexadecimal) | 61B5D |
| Base 20 (Vigesimal) | 2A0B1 |
Primes and factors tests for 400221
| Is 400221 a prime number? | 400221 is not a prime number |
| Is 400221 a perfect number? | 400221 is not a perfect number |
| Is 400221 a Mersenne prime? | 400221 is not a Mersenne prime |
| Is 400221 a Fermat prime? | 400221 is not a Fermat prime |
| Is 400221 a Fibonacci prime? | 400221 is not a Fibonacci prime |
| Is 400221 a partition prime? | 400221 is not a partition prime |
| Is 400221 a Pell prime? | 400221 is not a Pell prime |
| Prime Factors | Prime factors of 400221 |
400221 in other numeral systems
| 400221 in Roman numerals | CDCCXXI |
| 400221 in Chinese numerals | 肆拾萬貳佰貳拾壹 |
| 400221 in Babylonian numerals |     |
| 400221 in Egyptian numerals | 𓆐𓆐𓆐𓆐𓍣𓎇𓏺 |
Roots and squares for 400221
| Is 400221 a square number? | 400221 is not a square number |
| Is 400221 a cube number? | 400221 is not a cube number |
| Square root of 400221 | 632.63022374844 |
| Cube root of 400221 | 73.694196990542 |
Recreational math for 400221
| Number 400221 reversed | 122004 |
| Sum of the digits | 9 |
| Number of digits | 6 |