138400
Everything about the number 138400 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138400
| Nominal | 138400 |
| Cardinal | one hundred thirty-eight thousand four hundred |
| Ordinal | 138,400th |
| This number as US currency | one hundred thirty-eight thousand four hundred dollars |
Properties (and some facts) of 138400
| Is 138400 an odd number? | 138400 is not an odd number |
| Is 138400 an even number? | 138400 is an even number |
| Is 138400 a palindrome? | 138400 is not a palindrome |
| Is 138400 a triangle number? | 138400 is not a triangle number |
138400 in other bases
| Base 2 (Binary) | 100001110010100000 |
| Base 3 (Ternary) | 21000211221 |
| Base 4 (Quaternary) | 201302200 |
| Base 5 (Quinary) | 13412100 |
| Base 6 (Senary) | 2544424 |
| Base 8 (Octal) | 416240 |
| Base 12 (Duodecimal) | 68114 |
| Base 16 (Hexadecimal) | 21CA0 |
| Base 20 (Vigesimal) | H600 |
Primes and factors tests for 138400
| Is 138400 a prime number? | 138400 is not a prime number |
| Is 138400 a perfect number? | 138400 is not a perfect number |
| Is 138400 a Mersenne prime? | 138400 is not a Mersenne prime |
| Is 138400 a Fermat prime? | 138400 is not a Fermat prime |
| Is 138400 a Fibonacci prime? | 138400 is not a Fibonacci prime |
| Is 138400 a partition prime? | 138400 is not a partition prime |
| Is 138400 a Pell prime? | 138400 is not a Pell prime |
| Prime Factors | Prime factors of 138400 |
138400 in other numeral systems
| 138400 in Roman numerals | CXXXVMMMCD |
| 138400 in Chinese numerals | 壹拾萬叄萬捌仟肆佰 |
| 138400 in Babylonian numerals |    |
| 138400 in Egyptian numerals | 𓆐𓂯𓇃𓍥 |
Roots and squares for 138400
| Is 138400 a square number? | 138400 is not a square number |
| Is 138400 a cube number? | 138400 is not a cube number |
| Square root of 138400 | 372.02150475477 |
| Cube root of 138400 | 51.726373338893 |
Recreational math for 138400
| Number 138400 reversed | 004831 |
| Sum of the digits | 16 |
| Number of digits | 6 |