Names of 640672
| Nominal | 640672 |
| Cardinal | six hundred forty thousand six hundred seventy-two |
| Ordinal | 640,672nd |
| This number as US currency | six hundred forty thousand six hundred seventy-two dollars |
| Is 640672 an odd number? | 640672 is NOT an odd number |
| Is 640672 an even number? | 640672 is an even number |
| Is 640672 a palindrome? | 640672 is NOT a palindrome number |
| Is 640672 a triangle number? | 640672 is NOT a triangle number |
640672 in other Bases
| Base 2 (Binary) | 100111000110101000002 |
| Base 3 (Ternary) | 10121122111213 |
| Base 4 (Quaternary) | 21301222004 |
| Base 5 (Quinary) | 1310001425 |
| Base 6 (Senary) | 214220246 |
| Base 8 (Octal) | 23432408 |
| Base 12 (Duodecimal) | 26A91412 |
| Base 16 (Hexadecimal) | 9C6A016 |
| Base 20 (Vigesimal) | 401DC20 |
Primes and Factors tests for 640672
| Is 640672 a Prime Number? | 640672 is NOT a prime |
| Is 640672 a perfect number? | 640672 is NOT a perfect number |
| Is 640672 a Mersenne Prime? | 640672 is NOT a Mersenne prime |
| Is 640672 a Fermat Prime? | 640672 is NOT a Fermat prime |
| Is 640672 a Fibonacci Prime? | 640672 is NOT a Fibonacci prime |
| Is 640672 a Partition Prime? | 640672 is NOT a Partition prime |
| Is 640672 a Pell Prime? | 640672 is NOT a Pell prime |
| Prime Factors | Prime factors of 640672 |
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640672 in other Numerals
| 640672 in Roman Numeral | DCXLDCLXXII |
| 640672 in Chinese Numeral | 陸拾萬肆萬陸佰柒拾貳 |
| 640672 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓂰𓍧𓎌𓏻 |
| 640672 in Babylonian Numeral |    |
Roots and stuff for 640672
| Is 640672 a square number? | 640672 is NOT a square number |
| Is 640672 a cube number? | 640672 is NOT a cube number |
| Square root of the number 640672 | 800.41988980784 |
| Cube root of the number 640672 | 86.20753913636 |
Recreational math for 640672
| Number 640672 reversed | 276046 |
| Sum of the digits | 25 |
| No of digits | 6 |