1023 = 1 + 2 + 345 + (67 + 8) × 9
1023 = 987 + 6 + 5 + 4 × 3 × 2 + 1
1023 = 0^6 + 1^8 + 2^9 − 3^7 + 4^5 + 5^2 + 6^4 + 7^3 + 8^1 + 9^0
1023 = 33333_4 in base 4.
Björner-Welker sequence: 2^n*(n^2 + n + 2) - 1. n = 5
1023 cannot be written as a sum of 3 squares. (Integers that are not a sum of three squares)
Sphenic number: Product of 3 distinct Primes, (List)
Factors: 1, 3, 11, 31, 33, 93, 341, 1023
One thousand, twenty-three
Representations, Binary to Hexadecimal:
1111111111_2
1101220_3
33333_4
13043_5
4423_6
2661_7
1777_8
1356_9
850_11
713_12
609_13
531_14
483_15
3ff_16
Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
