138125
Everything about the number 138125 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138125
| Nominal | 138125 |
| Cardinal | one hundred thirty-eight thousand one hundred twenty-five |
| Ordinal | 138,125th |
| This number as US currency | one hundred thirty-eight thousand one hundred twenty-five dollars |
Properties (and some facts) of 138125
| Is 138125 an odd number? | 138125 is an odd number |
| Is 138125 an even number? | 138125 is not an even number |
| Is 138125 a palindrome? | 138125 is not a palindrome |
| Is 138125 a triangle number? | 138125 is not a triangle number |
138125 in other bases
| Base 2 (Binary) | 100001101110001101 |
| Base 3 (Ternary) | 21000110202 |
| Base 4 (Quaternary) | 201232031 |
| Base 5 (Quinary) | 13410000 |
| Base 6 (Senary) | 2543245 |
| Base 8 (Octal) | 415615 |
| Base 12 (Duodecimal) | 67B25 |
| Base 16 (Hexadecimal) | 21B8D |
| Base 20 (Vigesimal) | H565 |
Primes and factors tests for 138125
| Is 138125 a prime number? | 138125 is not a prime number |
| Is 138125 a perfect number? | 138125 is not a perfect number |
| Is 138125 a Mersenne prime? | 138125 is not a Mersenne prime |
| Is 138125 a Fermat prime? | 138125 is not a Fermat prime |
| Is 138125 a Fibonacci prime? | 138125 is not a Fibonacci prime |
| Is 138125 a partition prime? | 138125 is not a partition prime |
| Is 138125 a Pell prime? | 138125 is not a Pell prime |
| Prime Factors | Prime factors of 138125 |
138125 in other numeral systems
| 138125 in Roman numerals | CXXXVMMMCXXV |
| 138125 in Chinese numerals | 壹拾萬叄萬捌仟壹佰貳拾伍 |
| 138125 in Babylonian numerals |    |
| 138125 in Egyptian numerals | 𓆐𓂯𓇃𓍢𓎇𓏾 |
Roots and squares for 138125
| Is 138125 a square number? | 138125 is not a square number |
| Is 138125 a cube number? | 138125 is not a cube number |
| Square root of 138125 | 371.65171868296 |
| Cube root of 138125 | 51.692090620727 |
Recreational math for 138125
| Number 138125 reversed | 521831 |
| Sum of the digits | 20 |
| Number of digits | 6 |