Names of 7990
| Nominal | 7990 |
| Cardinal | seven thousand nine hundred ninety |
| Ordinal | 7,990th |
| This number as US currency | seven thousand nine hundred ninety dollars |
| Is 7990 an odd number? | 7990 is NOT an odd number |
| Is 7990 an even number? | 7990 is an even number |
| Is 7990 a palindrome? | 7990 is NOT a palindrome number |
| Is 7990 a triangle number? | 7990 is NOT a triangle number |
7990 in other Bases
| Base 2 (Binary) | 11111001101102 |
| Base 3 (Ternary) | 1012212213 |
| Base 4 (Quaternary) | 13303124 |
| Base 5 (Quinary) | 2234305 |
| Base 6 (Senary) | 1005546 |
| Base 8 (Octal) | 174668 |
| Base 12 (Duodecimal) | 475A12 |
| Base 16 (Hexadecimal) | 1F3616 |
| Base 20 (Vigesimal) | JJA20 |
Primes and Factors tests for 7990
| Is 7990 a Prime Number? | 7990 is NOT a prime |
| Is 7990 a perfect number? | 7990 is NOT a perfect number |
| Is 7990 a Mersenne Prime? | 7990 is NOT a Mersenne prime |
| Is 7990 a Fermat Prime? | 7990 is NOT a Fermat prime |
| Is 7990 a Fibonacci Prime? | 7990 is NOT a Fibonacci prime |
| Is 7990 a Partition Prime? | 7990 is NOT a Partition prime |
| Is 7990 a Pell Prime? | 7990 is NOT a Pell prime |
| Prime Factors | Prime factors of 7990 |
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7990 in other Numerals
| 7990 in Roman Numeral | VMMCMXC |
| 7990 in Chinese Numeral | 柒仟玖佰玖拾 |
| 7990 in Egyptian Numeral | 𓇂𓍪𓎎 |
| 7990 in Babylonian Numeral |    |
Roots and stuff for 7990
| Is 7990 a square number? | 7990 is NOT a square number |
| Is 7990 a cube number? | 7990 is NOT a cube number |
| Square root of the number 7990 | 89.386799920346 |
| Cube root of the number 7990 | 19.991663192031 |
Recreational math for 7990
| Number 7990 reversed | 0997 |
| Sum of the digits | 25 |
| No of digits | 4 |