1340991
Everything about the number 1340991 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 1340991
| Nominal | 1340991 |
| Cardinal | one million three hundred forty thousand nine hundred ninety-one |
| Ordinal | 1,340,991st |
| This number as US currency | one million three hundred forty thousand nine hundred ninety-one dollars |
Properties (and some facts) of 1340991
| Is 1340991 an odd number? | 1340991 is an odd number |
| Is 1340991 an even number? | 1340991 is not an even number |
| Is 1340991 a palindrome? | 1340991 is not a palindrome |
| Is 1340991 a triangle number? | 1340991 is not a triangle number |
1340991 in other bases
| Base 2 (Binary) | 101000111011000111111 |
| Base 3 (Ternary) | 2112010111100 |
| Base 4 (Quaternary) | 11013120333 |
| Base 5 (Quinary) | 320402431 |
| Base 6 (Senary) | 44424143 |
| Base 8 (Octal) | 5073077 |
| Base 12 (Duodecimal) | 548053 |
| Base 16 (Hexadecimal) | 14763F |
| Base 20 (Vigesimal) | 87C9B |
Primes and factors tests for 1340991
| Is 1340991 a prime number? | 1340991 is not a prime number |
| Is 1340991 a perfect number? | 1340991 is not a perfect number |
| Is 1340991 a Mersenne prime? | 1340991 is not a Mersenne prime |
| Is 1340991 a Fermat prime? | 1340991 is not a Fermat prime |
| Is 1340991 a Fibonacci prime? | 1340991 is not a Fibonacci prime |
| Is 1340991 a partition prime? | 1340991 is not a partition prime |
| Is 1340991 a Pell prime? | 1340991 is not a Pell prime |
| Prime Factors | Prime factors of 1340991 |
1340991 in other numeral systems
| 1340991 in Roman numerals | CCCXLCMXCI |
| 1340991 in Chinese numerals | 叄拾萬肆萬玖佰玖拾壹 |
| 1340991 in Babylonian numerals |     |
| 1340991 in Egyptian numerals | 𓁨𓆐𓆐𓆐𓂰𓍪𓎎𓏺 |
Roots and squares for 1340991
| Is 1340991 a square number? | 1340991 is not a square number |
| Is 1340991 a cube number? | 1340991 is not a cube number |
| Square root of 1340991 | 1158.0116579724 |
| Cube root of 1340991 | 110.2745483461 |
Recreational math for 1340991
| Number 1340991 reversed | 1990431 |
| Sum of the digits | 27 |
| Number of digits | 7 |