1240
Everything about the number 1240 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 1240
| Nominal | 1240 |
| Cardinal | one thousand two hundred forty |
| Ordinal | 1,240th |
| This number as US currency | one thousand two hundred forty dollars |
Properties (and some facts) of 1240
| Is 1240 an odd number? | 1240 is not an odd number |
| Is 1240 an even number? | 1240 is an even number |
| Is 1240 a palindrome? | 1240 is not a palindrome |
| Is 1240 a triangle number? | 1240 is not a triangle number |
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1240 in other bases
| Base 2 (Binary) | 10011011000 |
| Base 3 (Ternary) | 1200221 |
| Base 4 (Quaternary) | 103120 |
| Base 5 (Quinary) | 14430 |
| Base 6 (Senary) | 5424 |
| Base 8 (Octal) | 2330 |
| Base 12 (Duodecimal) | 874 |
| Base 16 (Hexadecimal) | 4D8 |
| Base 20 (Vigesimal) | 320 |
Primes and factors tests for 1240
| Is 1240 a prime number? | 1240 is not a prime number |
| Is 1240 a perfect number? | 1240 is not a perfect number |
| Is 1240 a Mersenne prime? | 1240 is not a Mersenne prime |
| Is 1240 a Fermat prime? | 1240 is not a Fermat prime |
| Is 1240 a Fibonacci prime? | 1240 is not a Fibonacci prime |
| Is 1240 a partition prime? | 1240 is not a partition prime |
| Is 1240 a Pell prime? | 1240 is not a Pell prime |
| Prime Factors | Prime factors of 1240 |
1240 in other numeral systems
| 1240 in Roman numerals | MCCXL |
| 1240 in Chinese numerals | 壹仟貳佰肆拾 |
| 1240 in Babylonian numerals |   |
| 1240 in Egyptian numerals | 𓆼𓍣𓎉 |
Roots and squares for 1240
| Is 1240 a square number? | 1240 is not a square number |
| Is 1240 a cube number? | 1240 is not a cube number |
| Square root of 1240 | 35.213633723318 |
| Cube root of 1240 | 10.74337070989 |
Recreational math for 1240
| Number 1240 reversed | 0421 |
| Sum of the digits | 7 |
| Number of digits | 4 |
Arithmetic tables for 1240
Other pages about 1240
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