Names of 138820
| Nominal | 138820 |
| Cardinal | one hundred thirty-eight thousand eight hundred twenty |
| Ordinal | 138,820th |
| This number as US currency | one hundred thirty-eight thousand eight hundred twenty dollars |
| Is 138820 an odd number? | 138820 is NOT an odd number |
| Is 138820 an even number? | 138820 is an even number |
| Is 138820 a palindrome? | 138820 is NOT a palindrome number |
| Is 138820 a triangle number? | 138820 is NOT a triangle number |
138820 in other Bases
| Base 2 (Binary) | 1000011110010001002 |
| Base 3 (Ternary) | 210011021113 |
| Base 4 (Quaternary) | 2013210104 |
| Base 5 (Quinary) | 134202405 |
| Base 6 (Senary) | 25504046 |
| Base 8 (Octal) | 4171048 |
| Base 12 (Duodecimal) | 6840412 |
| Base 16 (Hexadecimal) | 21E4416 |
| Base 20 (Vigesimal) | H71020 |
Primes and Factors tests for 138820
| Is 138820 a Prime Number? | 138820 is NOT a prime |
| Is 138820 a perfect number? | 138820 is NOT a perfect number |
| Is 138820 a Mersenne Prime? | 138820 is NOT a Mersenne prime |
| Is 138820 a Fermat Prime? | 138820 is NOT a Fermat prime |
| Is 138820 a Fibonacci Prime? | 138820 is NOT a Fibonacci prime |
| Is 138820 a Partition Prime? | 138820 is NOT a Partition prime |
| Is 138820 a Pell Prime? | 138820 is NOT a Pell prime |
| Prime Factors | Prime factors of 138820 |
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138820 in other Numerals
| 138820 in Roman Numeral | CXXXVMMMDCCCXX |
| 138820 in Chinese Numeral | 壹拾萬叄萬捌仟捌佰貳拾 |
| 138820 in Egyptian Numeral | 𓆐𓂯𓇃𓍩𓎇 |
| 138820 in Babylonian Numeral |    |
Roots and stuff for 138820
| Is 138820 a square number? | 138820 is NOT a square number |
| Is 138820 a cube number? | 138820 is NOT a cube number |
| Square root of the number 138820 | 372.58556064346 |
| Cube root of the number 138820 | 51.778644864771 |
Recreational math for 138820
| Number 138820 reversed | 028831 |
| Sum of the digits | 22 |
| No of digits | 6 |