1457
1457 is the year of the first printed book with a date and printer named.
- Odd
- Composite
Where 1457 fits
Why 1457 is special
The Mainz Psalter carries a colophon identifying who printed it and when. Attribution and dating in print begin there rather than with Gutenberg's Bible, which carries neither.
1457 is part of
Factors & digit properties
- Divisors (4)
- 1, 31, 47, 1457
- Prime factorisation
- 31 × 47
- Digit sum
- 17
- Digital root
- 8
Representations
- Decimal
- 1457
- Binary
- 10110110001
- Octal
- 2661
- Hexadecimal
- 5b1
- Roman numeral
- MCDLVII
- Scientific notation
- 1.457 × 10^3
Other mathematical patterns
- Deficient number
- Happy number
- Semiprime
Related numbers & connections
The Mainz Psalter of 1457 is the first printed book naming its printer and date. Gutenberg's Bible, from around 1450, carries neither.
View 1450 →Media & popular culture
The Gutenberg Bible has no printer's name or date. The 1457 Mainz Psalter has both, which makes it the first dated and attributed printed book and the origin of the colophon.
DocumentedMedia & popular culture
Common questions
Is 1457 a prime number?
No, 1457 is not prime.
What are the factors of 1457?
The factors of 1457 are 1, 31, 47, 1457.
What is 1457 in Roman numerals?
1457 in Roman numerals is MCDLVII.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026