400428
Everything about the number 400428 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 400428
| Nominal | 400428 |
| Cardinal | four hundred thousand four hundred twenty-eight |
| Ordinal | 400,428th |
| This number as US currency | four hundred thousand four hundred twenty-eight dollars |
Properties (and some facts) of 400428
| Is 400428 an odd number? | 400428 is not an odd number |
| Is 400428 an even number? | 400428 is an even number |
| Is 400428 a palindrome? | 400428 is not a palindrome |
| Is 400428 a triangle number? | 400428 is not a triangle number |
400428 in other bases
| Base 2 (Binary) | 1100001110000101100 |
| Base 3 (Ternary) | 202100021200 |
| Base 4 (Quaternary) | 1201300230 |
| Base 5 (Quinary) | 100303203 |
| Base 6 (Senary) | 12325500 |
| Base 8 (Octal) | 1416054 |
| Base 12 (Duodecimal) | 173890 |
| Base 16 (Hexadecimal) | 61C2C |
| Base 20 (Vigesimal) | 2A118 |
Primes and factors tests for 400428
| Is 400428 a prime number? | 400428 is not a prime number |
| Is 400428 a perfect number? | 400428 is not a perfect number |
| Is 400428 a Mersenne prime? | 400428 is not a Mersenne prime |
| Is 400428 a Fermat prime? | 400428 is not a Fermat prime |
| Is 400428 a Fibonacci prime? | 400428 is not a Fibonacci prime |
| Is 400428 a partition prime? | 400428 is not a partition prime |
| Is 400428 a Pell prime? | 400428 is not a Pell prime |
| Prime Factors | Prime factors of 400428 |
400428 in other numeral systems
| 400428 in Roman numerals | CDCDXXVIII |
| 400428 in Chinese numerals | 肆拾萬肆佰貳拾捌 |
| 400428 in Babylonian numerals |     |
| 400428 in Egyptian numerals | 𓆐𓆐𓆐𓆐𓍥𓎇𓐁 |
Roots and squares for 400428
| Is 400428 a square number? | 400428 is not a square number |
| Is 400428 a cube number? | 400428 is not a cube number |
| Square root of 400428 | 632.79380527941 |
| Cube root of 400428 | 73.706900030071 |
Recreational math for 400428
| Number 400428 reversed | 824004 |
| Sum of the digits | 18 |
| Number of digits | 6 |