Thousands with a silent tens place
1,604 splits into 1 | 604. In the final group, the tens place is zero, so “four” follows “six hundred” directly.
1604 in words: one thousand six hundred four
1,604
In words
One thousand six hundred four
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How 1,604 is built
Pattern: Thousands with a silent tens place
1,604 splits into 1 | 604. In the final group, the tens place is zero, so “four” follows “six hundred” directly.
Digit and place-value table
| Digit | Position | Value | Value in words |
|---|---|---|---|
| 1 | thousands | 1,000 | one thousand |
| 6 | hundreds | 600 | six hundred |
| 0 | tens | 0 | not spoken |
| 4 | ones | 4 | four |
Reading the number in groups
| Group | Digits | Reading |
|---|---|---|
| thousands | 1 | one thousand |
| final group | 604 | six hundred four |
Why 1,604 is written this way
Group boundary: 1 | 604
The comma boundary separates 1 from 604: “one thousand” is read before “six hundred four”.
Silent zero positions
The tens position contains zero. It preserves place value in the numeral but adds no spoken word.
American English and “and”
The American English style used here normally omits “and” between “hundred” and the following tens or ones.
Number structure
- 1,604 has 4 digits and 2 place-value groups.
- 3 positions contribute a spoken value; 1 zero position is silent.
- Its thousands group is 1; its final three-digit group is 604.