138242
Everything about the number 138242 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138242
| Nominal | 138242 |
| Cardinal | one hundred thirty-eight thousand two hundred forty-two |
| Ordinal | 138,242nd |
| This number as US currency | one hundred thirty-eight thousand two hundred forty-two dollars |
Properties (and some facts) of 138242
| Is 138242 an odd number? | 138242 is not an odd number |
| Is 138242 an even number? | 138242 is an even number |
| Is 138242 a palindrome? | 138242 is not a palindrome |
| Is 138242 a triangle number? | 138242 is not a triangle number |
138242 in other bases
| Base 2 (Binary) | 100001110000000010 |
| Base 3 (Ternary) | 21000122002 |
| Base 4 (Quaternary) | 201300002 |
| Base 5 (Quinary) | 13410432 |
| Base 6 (Senary) | 2544002 |
| Base 8 (Octal) | 416002 |
| Base 12 (Duodecimal) | 68002 |
| Base 16 (Hexadecimal) | 21C02 |
| Base 20 (Vigesimal) | H5C2 |
Primes and factors tests for 138242
| Is 138242 a prime number? | 138242 is not a prime number |
| Is 138242 a perfect number? | 138242 is not a perfect number |
| Is 138242 a Mersenne prime? | 138242 is not a Mersenne prime |
| Is 138242 a Fermat prime? | 138242 is not a Fermat prime |
| Is 138242 a Fibonacci prime? | 138242 is not a Fibonacci prime |
| Is 138242 a partition prime? | 138242 is not a partition prime |
| Is 138242 a Pell prime? | 138242 is not a Pell prime |
| Prime Factors | Prime factors of 138242 |
138242 in other numeral systems
| 138242 in Roman numerals | CXXXVMMMCCXLII |
| 138242 in Chinese numerals | 壹拾萬叄萬捌仟貳佰肆拾貳 |
| 138242 in Babylonian numerals |    |
| 138242 in Egyptian numerals | 𓆐𓂯𓇃𓍣𓎉𓏻 |
Roots and squares for 138242
| Is 138242 a square number? | 138242 is not a square number |
| Is 138242 a cube number? | 138242 is not a cube number |
| Square root of 138242 | 371.80909079795 |
| Cube root of 138242 | 51.70668191543 |
Recreational math for 138242
| Number 138242 reversed | 242831 |
| Sum of the digits | 20 |
| Number of digits | 6 |