138018
Everything about the number 138018 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138018
| Nominal | 138018 |
| Cardinal | one hundred thirty-eight thousand eighteen |
| Ordinal | 138,018th |
| This number as US currency | one hundred thirty-eight thousand eighteen dollars |
Properties (and some facts) of 138018
| Is 138018 an odd number? | 138018 is not an odd number |
| Is 138018 an even number? | 138018 is an even number |
| Is 138018 a palindrome? | 138018 is not a palindrome |
| Is 138018 a triangle number? | 138018 is not a triangle number |
138018 in other bases
| Base 2 (Binary) | 100001101100100010 |
| Base 3 (Ternary) | 21000022210 |
| Base 4 (Quaternary) | 201230202 |
| Base 5 (Quinary) | 13404033 |
| Base 6 (Senary) | 2542550 |
| Base 8 (Octal) | 415442 |
| Base 12 (Duodecimal) | 67A56 |
| Base 16 (Hexadecimal) | 21B22 |
| Base 20 (Vigesimal) | H50I |
Primes and factors tests for 138018
| Is 138018 a prime number? | 138018 is not a prime number |
| Is 138018 a perfect number? | 138018 is not a perfect number |
| Is 138018 a Mersenne prime? | 138018 is not a Mersenne prime |
| Is 138018 a Fermat prime? | 138018 is not a Fermat prime |
| Is 138018 a Fibonacci prime? | 138018 is not a Fibonacci prime |
| Is 138018 a partition prime? | 138018 is not a partition prime |
| Is 138018 a Pell prime? | 138018 is not a Pell prime |
| Prime Factors | Prime factors of 138018 |
138018 in other numeral systems
| 138018 in Roman numerals | CXXXVMMMXVIII |
| 138018 in Chinese numerals | 壹拾萬叄萬捌仟壹拾捌 |
| 138018 in Babylonian numerals |    |
| 138018 in Egyptian numerals | 𓆐𓂯𓇃𓎆𓐁 |
Roots and squares for 138018
| Is 138018 a square number? | 138018 is not a square number |
| Is 138018 a cube number? | 138018 is not a cube number |
| Square root of 138018 | 371.50773881576 |
| Cube root of 138018 | 51.678739229979 |
Recreational math for 138018
| Number 138018 reversed | 810831 |
| Sum of the digits | 21 |
| Number of digits | 6 |