Names of 642001
| Nominal | 642001 |
| Cardinal | six hundred forty-two thousand one |
| Ordinal | 642,001st |
| This number as US currency | six hundred forty-two thousand one dollars |
| Is 642001 an odd number? | 642001 is an odd number |
| Is 642001 an even number? | 642001 is NOT an even number |
| Is 642001 a palindrome? | 642001 is NOT a palindrome number |
| Is 642001 a triangle number? | 642001 is NOT a triangle number |
642001 in other Bases
| Base 2 (Binary) | 100111001011110100012 |
| Base 3 (Ternary) | 10121211222113 |
| Base 4 (Quaternary) | 21302331014 |
| Base 5 (Quinary) | 1310210015 |
| Base 6 (Senary) | 214321216 |
| Base 8 (Octal) | 23457218 |
| Base 12 (Duodecimal) | 26B64112 |
| Base 16 (Hexadecimal) | 9CBD116 |
| Base 20 (Vigesimal) | 4050120 |
Primes and Factors tests for 642001
| Is 642001 a Prime Number? | 642001 is NOT a prime |
| Is 642001 a perfect number? | 642001 is NOT a perfect number |
| Is 642001 a Mersenne Prime? | 642001 is NOT a Mersenne prime |
| Is 642001 a Fermat Prime? | 642001 is NOT a Fermat prime |
| Is 642001 a Fibonacci Prime? | 642001 is NOT a Fibonacci prime |
| Is 642001 a Partition Prime? | 642001 is NOT a Partition prime |
| Is 642001 a Pell Prime? | 642001 is NOT a Pell prime |
| Prime Factors | Prime factors of 642001 |
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642001 in other Numerals
| 642001 in Roman Numeral | DCXLMMI |
| 642001 in Chinese Numeral | 陸拾萬肆萬貳仟壹 |
| 642001 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓂰𓆽𓏺 |
| 642001 in Babylonian Numeral |     |
Roots and stuff for 642001
| Is 642001 a square number? | 642001 is NOT a square number |
| Is 642001 a cube number? | 642001 is NOT a cube number |
| Square root of the number 642001 | 801.24964898588 |
| Cube root of the number 642001 | 86.267107157681 |
Recreational math for 642001
| Number 642001 reversed | 100246 |
| Sum of the digits | 13 |
| No of digits | 6 |