312 = 12 + 34 × 5 + 6 + 7 + 8 + 9
312 = 9 × 8 + 76 + 54 × 3 + 2 × 1
312 = 0^8 + 1^9 + 2^6 − 3^7 + 4^5 + 5^4 + 6^1 + 7^2 + 8^0 + 9^3
312 = 4^2 + 10^2 + 14^2
312 divides 25^2 - 1.
a(n) = 3*n*(n + 3)/2. (n = 13)
Numbers k such that k^4 + 1 is prime.
e^(π sqrt(624))≈12081208936232946835974298912191735.9643 is an associated near-integer.
The ring of integers of the field Q(sqrt(-312)) has class number 4
Factors: 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312
Three hundred twelve
Representations, Binary to Hexadecimal:
100111000_2
102120_3
10320_4
2222_5
1240_6
624_7
470_8
376_9
264_11
220_12
1b0_13
184_14
15c_15
138_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
