Meaning & use
47
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Meanings
numbersingular
The whole number that comes after 46 and before 48.
Grammar: Takes a singular verb: 47 is a prime number; it has no plural form.
Patterns
- the number 47
- 47 plus 1
- 47 things
The bus number 47 stops near the library.
She saved 47 dollars for the trip.
47 comes between 46 and 48.
numbersingularchemistry
In chemistry, the atomic number of silver, meaning each silver atom has 47 protons.
Grammar: Used before the noun it identifies: atomic number 47, not atomic numbers 47.
Patterns
- atomic number 47
- silver has 47 protons
Silver is element 47 on the periodic table.
An atom of silver has 47 protons in its nucleus.
Common combinations
- the number 47
- Write the number 47 at the top of the form.
- 47 years old
- My grandfather is 47 years old.
- 47 people
- Only 47 people came to the evening class.
- atomic number 47
- The teacher said silver has atomic number 47.
Word family
Commonly confused: 47 or 74? 47 or 46?
47 vs 74
74 uses the same digits in the opposite order and means seventy-four, not forty-seven.
47 vs 46
46 is one less than 47; the similar sounds and nearby values are easy to mix up.
Practice
Which statement about 47 is correct?
Choose one answer.
47 is prime because only 1 and 47 divide it evenly. Even and divisible-by-3 options are false, and silver is element 47 while gold is element 79.
Make it your own
Write a sentence using “47”, then check it and compare it with the examples above.