138401
Everything about the number 138401 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138401
| Nominal | 138401 |
| Cardinal | one hundred thirty-eight thousand four hundred one |
| Ordinal | 138,401st |
| This number as US currency | one hundred thirty-eight thousand four hundred one dollars |
Properties (and some facts) of 138401
| Is 138401 an odd number? | 138401 is an odd number |
| Is 138401 an even number? | 138401 is not an even number |
| Is 138401 a palindrome? | 138401 is not a palindrome |
| Is 138401 a triangle number? | 138401 is not a triangle number |
138401 in other bases
| Base 2 (Binary) | 100001110010100001 |
| Base 3 (Ternary) | 21000211222 |
| Base 4 (Quaternary) | 201302201 |
| Base 5 (Quinary) | 13412101 |
| Base 6 (Senary) | 2544425 |
| Base 8 (Octal) | 416241 |
| Base 12 (Duodecimal) | 68115 |
| Base 16 (Hexadecimal) | 21CA1 |
| Base 20 (Vigesimal) | H601 |
Primes and factors tests for 138401
| Is 138401 a prime number? | 138401 is a prime number |
| Is 138401 a perfect number? | 138401 is not a perfect number |
| Is 138401 a Mersenne prime? | 138401 is not a Mersenne prime |
| Is 138401 a Fermat prime? | 138401 is not a Fermat prime |
| Is 138401 a Fibonacci prime? | 138401 is not a Fibonacci prime |
| Is 138401 a partition prime? | 138401 is not a partition prime |
| Is 138401 a Pell prime? | 138401 is not a Pell prime |
| Prime Factors | Prime factors of 138401 |
138401 in other numeral systems
| 138401 in Roman numerals | CXXXVMMMCDI |
| 138401 in Chinese numerals | 壹拾萬叄萬捌仟肆佰壹 |
| 138401 in Babylonian numerals |    |
| 138401 in Egyptian numerals | 𓆐𓂯𓇃𓍥𓏺 |
Roots and squares for 138401
| Is 138401 a square number? | 138401 is not a square number |
| Is 138401 a cube number? | 138401 is not a cube number |
| Square root of 138401 | 372.02284876066 |
| Cube root of 138401 | 51.726497920417 |
Recreational math for 138401
| Number 138401 reversed | 104831 |
| Sum of the digits | 17 |
| Number of digits | 6 |