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even, composite · 816th positive integer

The number 816

816 is an even composite number. It is the 816th positive integer.

Quick reference

Prime factorization2 × 2 × 2 × 2 × 3 × 17
Divisors1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816
Binary1100110000
Hexadecimal0x330
Roman numeralDCCCXVI
Digit sum15
Propertieseven, composite

Reading 816 in NumGrid context

The 816 record above pulls directly from classical number theory plus NumGrid solver-derived puzzle statistics. What follows is the per-entity context — how 816 sits in the broader integer properties and number-guessing puzzles distribution and which underlying factors drive the headline numbers.

Every number on this page links back to classical number theory plus NumGrid solver-derived puzzle statistics; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for 816’s peers within positive integers within the NumGrid target pool. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Frequently asked

Is 816 a prime number?

No. 816 is composite. Its prime factorization is 2 × 2 × 2 × 2 × 3 × 17.

What are the factors of 816?

The factors (divisors) of 816 are 1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816.

What is 816 in binary?

816 in binary is 1100110000. In hexadecimal it's 330.

What is 816 as a Roman numeral?

816 in Roman numerals is DCCCXVI.

What's the digit sum of 816?

Adding the digits of 816: 8 + 1 + 6 = 15.

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