Names of 161220
| Nominal | 161220 |
| Cardinal | one hundred sixty-one thousand two hundred twenty |
| Ordinal | 161,220th |
| This number as US currency | one hundred sixty-one thousand two hundred twenty dollars |
| Is 161220 an odd number? | 161220 is NOT an odd number |
| Is 161220 an even number? | 161220 is an even number |
| Is 161220 a palindrome? | 161220 is NOT a palindrome number |
| Is 161220 a triangle number? | 161220 is NOT a triangle number |
161220 in other Bases
| Base 2 (Binary) | 1001110101110001002 |
| Base 3 (Ternary) | 220120110103 |
| Base 4 (Quaternary) | 2131130104 |
| Base 5 (Quinary) | 201243405 |
| Base 6 (Senary) | 32422206 |
| Base 8 (Octal) | 4727048 |
| Base 12 (Duodecimal) | 7937012 |
| Base 16 (Hexadecimal) | 275C416 |
| Base 20 (Vigesimal) | 1031020 |
Primes and Factors tests for 161220
| Is 161220 a Prime Number? | 161220 is NOT a prime |
| Is 161220 a perfect number? | 161220 is NOT a perfect number |
| Is 161220 a Mersenne Prime? | 161220 is NOT a Mersenne prime |
| Is 161220 a Fermat Prime? | 161220 is NOT a Fermat prime |
| Is 161220 a Fibonacci Prime? | 161220 is NOT a Fibonacci prime |
| Is 161220 a Partition Prime? | 161220 is NOT a Partition prime |
| Is 161220 a Pell Prime? | 161220 is NOT a Pell prime |
| Prime Factors | Prime factors of 161220 |
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161220 in other Numerals
| 161220 in Roman Numeral | CLXMCCXX |
| 161220 in Chinese Numeral | 壹拾萬陸萬壹仟貳佰貳拾 |
| 161220 in Egyptian Numeral | 𓆐𓂲𓆼𓍣𓎇 |
| 161220 in Babylonian Numeral |   |
Roots and stuff for 161220
| Is 161220 a square number? | 161220 is NOT a square number |
| Is 161220 a cube number? | 161220 is NOT a cube number |
| Square root of the number 161220 | 401.52210399927 |
| Cube root of the number 161220 | 54.425985999004 |
Recreational math for 161220
| Number 161220 reversed | 022161 |
| Sum of the digits | 12 |
| No of digits | 6 |