Names of 138990
| Nominal | 138990 |
| Cardinal | one hundred thirty-eight thousand nine hundred ninety |
| Ordinal | 138,990th |
| This number as US currency | one hundred thirty-eight thousand nine hundred ninety dollars |
| Is 138990 an odd number? | 138990 is NOT an odd number |
| Is 138990 an even number? | 138990 is an even number |
| Is 138990 a palindrome? | 138990 is NOT a palindrome number |
| Is 138990 a triangle number? | 138990 is NOT a triangle number |
138990 in other Bases
| Base 2 (Binary) | 1000011110111011102 |
| Base 3 (Ternary) | 210011222103 |
| Base 4 (Quaternary) | 2013232324 |
| Base 5 (Quinary) | 134214305 |
| Base 6 (Senary) | 25512506 |
| Base 8 (Octal) | 4173568 |
| Base 12 (Duodecimal) | 6852612 |
| Base 16 (Hexadecimal) | 21EEE16 |
| Base 20 (Vigesimal) | H79A20 |
Primes and Factors tests for 138990
| Is 138990 a Prime Number? | 138990 is NOT a prime |
| Is 138990 a perfect number? | 138990 is NOT a perfect number |
| Is 138990 a Mersenne Prime? | 138990 is NOT a Mersenne prime |
| Is 138990 a Fermat Prime? | 138990 is NOT a Fermat prime |
| Is 138990 a Fibonacci Prime? | 138990 is NOT a Fibonacci prime |
| Is 138990 a Partition Prime? | 138990 is NOT a Partition prime |
| Is 138990 a Pell Prime? | 138990 is NOT a Pell prime |
| Prime Factors | Prime factors of 138990 |
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138990 in other Numerals
| 138990 in Roman Numeral | CXXXVMMMCMXC |
| 138990 in Chinese Numeral | 壹拾萬叄萬捌仟玖佰玖拾 |
| 138990 in Egyptian Numeral | 𓆐𓂯𓇃𓍪𓎎 |
| 138990 in Babylonian Numeral |    |
Roots and stuff for 138990
| Is 138990 a square number? | 138990 is NOT a square number |
| Is 138990 a cube number? | 138990 is NOT a cube number |
| Square root of the number 138990 | 372.81362636041 |
| Cube root of the number 138990 | 51.799772413444 |
Recreational math for 138990
| Number 138990 reversed | 099831 |
| Sum of the digits | 30 |
| No of digits | 6 |