Names of 138987
| Nominal | 138987 |
| Cardinal | one hundred thirty-eight thousand nine hundred eighty-seven |
| Ordinal | 138,987th |
| This number as US currency | one hundred thirty-eight thousand nine hundred eighty-seven dollars |
| Is 138987 an odd number? | 138987 is an odd number |
| Is 138987 an even number? | 138987 is NOT an even number |
| Is 138987 a palindrome? | 138987 is NOT a palindrome number |
| Is 138987 a triangle number? | 138987 is NOT a triangle number |
138987 in other Bases
| Base 2 (Binary) | 1000011110111010112 |
| Base 3 (Ternary) | 210011222003 |
| Base 4 (Quaternary) | 2013232234 |
| Base 5 (Quinary) | 134214225 |
| Base 6 (Senary) | 25512436 |
| Base 8 (Octal) | 4173538 |
| Base 12 (Duodecimal) | 6852312 |
| Base 16 (Hexadecimal) | 21EEB16 |
| Base 20 (Vigesimal) | H79720 |
Primes and Factors tests for 138987
| Is 138987 a Prime Number? | 138987 is NOT a prime |
| Is 138987 a perfect number? | 138987 is NOT a perfect number |
| Is 138987 a Mersenne Prime? | 138987 is NOT a Mersenne prime |
| Is 138987 a Fermat Prime? | 138987 is NOT a Fermat prime |
| Is 138987 a Fibonacci Prime? | 138987 is NOT a Fibonacci prime |
| Is 138987 a Partition Prime? | 138987 is NOT a Partition prime |
| Is 138987 a Pell Prime? | 138987 is NOT a Pell prime |
| Prime Factors | Prime factors of 138987 |
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138987 in other Numerals
| 138987 in Roman Numeral | CXXXVMMMCMLXXXVII |
| 138987 in Chinese Numeral | 壹拾萬叄萬捌仟玖佰捌拾柒 |
| 138987 in Egyptian Numeral | 𓆐𓂯𓇃𓍪𓎍𓐀 |
| 138987 in Babylonian Numeral |    |
Roots and stuff for 138987
| Is 138987 a square number? | 138987 is NOT a square number |
| Is 138987 a cube number? | 138987 is NOT a cube number |
| Square root of the number 138987 | 372.80960288061 |
| Cube root of the number 138987 | 51.799399723718 |
Recreational math for 138987
| Number 138987 reversed | 789831 |
| Sum of the digits | 36 |
| No of digits | 6 |