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odd, composite · 481st positive integer

The number 481

481 is an odd composite number. It is the 481st positive integer.

Quick reference

Prime factorization13 × 37
Divisors1, 13, 37, 481
Binary111100001
Hexadecimal0x1E1
Roman numeralCDLXXXI
Digit sum13
Propertiesodd, composite

Frequently asked

Is 481 a prime number?

No. 481 is composite. Its prime factorization is 13 × 37.

What are the factors of 481?

The factors (divisors) of 481 are 1, 13, 37, 481.

What is 481 in binary?

481 in binary is 111100001. In hexadecimal it's 1E1.

What is 481 as a Roman numeral?

481 in Roman numerals is CDLXXXI.

What's the digit sum of 481?

Adding the digits of 481: 4 + 8 + 1 = 13.

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