Names of 221142
| Nominal | 221142 |
| Cardinal | two hundred twenty-one thousand one hundred forty-two |
| Ordinal | 221,142nd |
| This number as US currency | two hundred twenty-one thousand one hundred forty-two dollars |
| Is 221142 an odd number? | 221142 is NOT an odd number |
| Is 221142 an even number? | 221142 is an even number |
| Is 221142 a palindrome? | 221142 is NOT a palindrome number |
| Is 221142 a triangle number? | 221142 is NOT a triangle number |
221142 in other Bases
| Base 2 (Binary) | 1101011111110101102 |
| Base 3 (Ternary) | 1020201001103 |
| Base 4 (Quaternary) | 3113331124 |
| Base 5 (Quinary) | 240340325 |
| Base 6 (Senary) | 44234506 |
| Base 8 (Octal) | 6577268 |
| Base 12 (Duodecimal) | A7B8612 |
| Base 16 (Hexadecimal) | 35FD616 |
| Base 20 (Vigesimal) | 17CH220 |
Primes and Factors tests for 221142
| Is 221142 a Prime Number? | 221142 is NOT a prime |
| Is 221142 a perfect number? | 221142 is NOT a perfect number |
| Is 221142 a Mersenne Prime? | 221142 is NOT a Mersenne prime |
| Is 221142 a Fermat Prime? | 221142 is NOT a Fermat prime |
| Is 221142 a Fibonacci Prime? | 221142 is NOT a Fibonacci prime |
| Is 221142 a Partition Prime? | 221142 is NOT a Partition prime |
| Is 221142 a Pell Prime? | 221142 is NOT a Pell prime |
| Prime Factors | Prime factors of 221142 |
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221142 in other Numerals
| 221142 in Roman Numeral | CCXXMCXLII |
| 221142 in Chinese Numeral | 貳拾萬貳萬壹仟壹佰肆拾貳 |
| 221142 in Egyptian Numeral | 𓆐𓆐𓂮𓆼𓍢𓎉𓏻 |
| 221142 in Babylonian Numeral |    |
Roots and stuff for 221142
| Is 221142 a square number? | 221142 is NOT a square number |
| Is 221142 a cube number? | 221142 is NOT a cube number |
| Square root of the number 221142 | 470.25737633768 |
| Cube root of the number 221142 | 60.472382267505 |
Recreational math for 221142
| Number 221142 reversed | 241122 |
| Sum of the digits | 12 |
| No of digits | 6 |