Names of 400042
| Nominal | 400042 |
| Cardinal | four hundred thousand forty-two |
| Ordinal | 400,042nd |
| This number as US currency | four hundred thousand forty-two dollars |
| Is 400042 an odd number? | 400042 is NOT an odd number |
| Is 400042 an even number? | 400042 is an even number |
| Is 400042 a palindrome? | 400042 is NOT a palindrome number |
| Is 400042 a triangle number? | 400042 is NOT a triangle number |
400042 in other Bases
| Base 2 (Binary) | 11000011010101010102 |
| Base 3 (Ternary) | 2020222021013 |
| Base 4 (Quaternary) | 12012222224 |
| Base 5 (Quinary) | 1003001325 |
| Base 6 (Senary) | 123240146 |
| Base 8 (Octal) | 14152528 |
| Base 12 (Duodecimal) | 17360A12 |
| Base 16 (Hexadecimal) | 61AAA16 |
| Base 20 (Vigesimal) | 2A02220 |
Primes and Factors tests for 400042
| Is 400042 a Prime Number? | 400042 is NOT a prime |
| Is 400042 a perfect number? | 400042 is NOT a perfect number |
| Is 400042 a Mersenne Prime? | 400042 is NOT a Mersenne prime |
| Is 400042 a Fermat Prime? | 400042 is NOT a Fermat prime |
| Is 400042 a Fibonacci Prime? | 400042 is NOT a Fibonacci prime |
| Is 400042 a Partition Prime? | 400042 is NOT a Partition prime |
| Is 400042 a Pell Prime? | 400042 is NOT a Pell prime |
| Prime Factors | Prime factors of 400042 |
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400042 in other Numerals
| 400042 in Roman Numeral | CDXLII |
| 400042 in Chinese Numeral | 肆拾萬肆拾貳 |
| 400042 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓎉𓏻 |
| 400042 in Babylonian Numeral |     |
Roots and stuff for 400042
| Is 400042 a square number? | 400042 is NOT a square number |
| Is 400042 a cube number? | 400042 is NOT a cube number |
| Square root of the number 400042 | 632.48873507755 |
| Cube root of the number 400042 | 73.683208704603 |
Recreational math for 400042
| Number 400042 reversed | 240004 |
| Sum of the digits | 10 |
| No of digits | 6 |